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DEC 18 '03 15:06 FR 00- IBM Y0RKT0WN 



914 945 4073 TO 915712731319 P. 04 



IN THE CLAIMS 

CLAIM 1 (Previously Presented) A superconducting apparatus comprising a composftion 
having a transition temperature greater than 26°K, the composition including a rare earth 
or near rare earth-like element, a transition metal element capable of exhibiting 
multivalent states and oxygen, including at least one phase that exhibits 
superconductivity at temperature in excess of 26°K, a means for maintaining said 
composition at said temperature to exhibit said superconductivity and means for passing 
an electrical superconducting current through said composition while exhibiting said 
superconductivity. 

CLAIM 2 (Previously Presented) The superconducting apparatus of claim 1 , further : 
including an alkaline earth element substituted for at least one atom of said rare earth or 
rare earth-like element in said composition. 

CLAIM 3 (Previously Presented) The superconducting apparatus of claim 2. where said 
transition metal is Cu. 

CLAIM 4 (Previously Presented) The superconducting apparatus of claim 3, where said 
alkaline earth element is selected from the group consisting of B, Ca, Ba, and Sr. 

CLAIM 5 (Previously Presented) The superconducting apparatus of claim 1, where said 
transition metal element is selected from the group consisting of Cu, Ni, and Cr. 

CLAIM 6 (Previously Presented) The superconducting apparatus of claim 2, where said 
rare earth or rare earth-like element is selected from the group consisting of La, Nd, and 
Ce. 

CLAIM 7 (Previously Presented) The superconducting apparatus of claim 1, where said 
phase is crystalline with a perovskite-ltke structure. 



Serial NO. 08/479.810 Panp 9 nf «7 rw»L,„t M~ Vrtno7 n7>n-> 

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CLAIM 8 (Previously Presented) The superconducting apparatus of claim 2, where said 
phase is crystalline with a perovskite-like structure. 

CLAIM 9 (Previously Presented) The superconducting apparatus of claim 1, where said 
phase exhibits a layer-like crystalline structure. 

CLAIM 10 (Previously Presented) The superconducting apparatus of claim 1, where said 
phase is a mixed copper oxide phase. 

CLAIM 11 (Previously Presented) The superconducting apparatus of claim 1, where said 
composition is comprised of mixed oxides with alkaline earth doping. 

CLAIM 12 (Previously Presented) A superconducting combination, including a 
superconductive composition having a transition temperature > 26°K, 

means for passing a superconducting electrical current through said composition while - 
said composition is at a temperature > 26°K and less than said transition temperature, : 
and 

cooling means for cooling said composition to a superconducting state at a temperature tri 
excess of 26°K. 

CLAIM 13 (Original) The combination of claim 12, where said superconductive 
composition includes a transition metal oxide, 

CLAIM 14 (Original) The combination of claim 12, where said superconductive 
composition includes Cu-oxide. 

CLAIM 15 (Original) The combination of claim 12, where said superconductive 
composition includes a multivalent transition metal, oxygen, and at least one additional 
element. 



Serial No. 08/479.810 Pan** 3 nf ft7 nnr^t Ma vnaR7_n7iiB7 

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CLAIM 16 (Original) The combination of claim 15, where said transition metal is Cu. 

CLAIM 17 (Original) The combination of claim 15, where said additional element is a rare 
earth or rare earth-like element. 

CLAIM 18 (Original) The combination of claim 15, where said additional element is an 
alkaline earth element. 

CLAIM 19 (Original) The combination of claim 12, where said composition includes a 
perovskite-like superconducting phase. 

CLAIM 20 (Original) The combination of claim 12, where said composition includes a ' 
substituted transition metal oxide. 

CLAIM 21 (Original) The combination of claim 20, where said substituted transition metal 
oxide includes.a multivalent transition metal element. 

CLAIM 22 (Original) The combination of claim 20, where said substituted transition metal 
oxide is an oxide of copper. 

CLAIM 23 (Original) The combination of claim 20, where said substituted transition metal 
oxide has a layer-like structure. 

CLAIM 24 (Previously Presented) An apparatus comprising: 

a transition metal oxide having a phase therein which exhibits a superconducting state at 
a critical temperature in excess of 26"K, 

means tor lowering the temperature of said material at least to said critical temperature to 
produce said superconducting state in said phase, and 



Serial No. 08/479.810 Pan« A nf A7 rwire* m» vaq»7 ^dt 

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means for passing an electrical superconducting current through said transition metal 
oxide while it is in said superconducting state. 

CLAIM 25 (Previously Presented) The apparatus of claim 24, where said transition metal 
oxide is comprised of a transition metal capable of exhibiting multivalent states. 

CLAIM 26 (Previously Presented) The apparatus of claim 24, where said transition metal 
oxide is comprised of a Cu oxide. 

CLAIM 27 (Currently Amended) A superconducting apparatus comprising a composition 
having a transition temperature in excess of 26°K, said composition being a substituted 
Cu^oxide including a superconducting phase having a structure which is structurally 
substantially similar to the orthorhombic-tetragonal phase tran s ition of said composition^ 
means for maintaining said composition at a temperature greater than said transition ' 
: temperature to put said composition in a superconducting state; and means for passing 4 
current through said composition while in said superconducting state. 

CLAIM 28 (Previously Presented) The superconducting apparatus of claim 27, where 
said substituted Cu-oxide includes a rare earth or rare earth-like element. 

CUUM 29 (Previously Presented) The superconducting apparatus of claim 27. where 
said substituted Cu-oxide includes an alkaline earth element. 

CLAIM 30 (Previously Presented) The superconducting apparatus of claim 29, where 
said alkaline earth element is atomically large with respect to Cu. 

CLAIM 31 (Previously Presented) The superconducting apparatus of claim 27, where 
sard composition has a crystalline structure which enhances electron-phonon interactions 
to produce superconductivity at a temperature in excess of 26°K. 



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CLAIM 32 (Original) The superconducting apparatus of claim 31, where said crystalline 
structure is layer-like, enhancing the number of Jahn-Teller polarons in said composite. 

CLAIM 33 (Previously Presented) A superconducting apparatus comprising a 
composition having a superconducting onsettemperature in excess of 26°K, the 
composition being comprised of a copper oxide doped with an alkaline earth element 
where the concentration of said alkaline earth element is near to the concentration of said 
alkaline earth element where the superconducting copper oxide phase in said 
composition undergoes an orthorhombic to tetragonal structural phase transition. 

CLAIM 34 (Previously Presented) A superconducting apparatus having a 
superconducting onset temperature in excess of 26°K. the composition being comprised 
of a mixed copper oxide doped with an element chosen to result in Cu 3+ ions in said 
composition and a means for passing a superconducting current through said 
superconducting composition. 

CLAIM 35 (Previously Presented) The superconducting apparatus of clajm 34, where 
said doping element includes an alkaline earth element. • 

CLAIM 36 (Previously Presented) A combination comprising: 

a composition having a superconducting onset temperature in excess of 26 D K, said 
composition being comprised of a substituted copper oxide exhibiting mixed valence 
states and at least one other element in its crystalline structure, 

means for passing a superconducting electrical current through said composition while 
said composition is at a temperature in excess of 26°K and less than said 
superconducting onsettemperature, and 

cooling means for cooling said composition to a superconducting state at a temperature in 
excess of 26" K. 



Serial No. 08/479.810 Panr» 
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CLAIM 37 (Original) The combination of claim 36, where said at least one other element is 
an alkaline earth element. 

CLAIM 38 (Previously Presented) The combination of claim 36, where said at least one 
other element is an element which results in Cu 3+ ions in said composition. 

CLAIM 39 (Previously Presented) The combination of claim 36, where said at least one 
other element is an efement chosen to result in the presence of both Cu 2+ and Cu 3 * ions in 
said composition. 

CLAIM 40 (Previously Presented) An apparatus comprising a superconductor exhibiting a 
superconducting onset at an onset temperature in excess of 26°K, said superconductor 
being comprised of at least four elements, none of which is itself superconducting at a 
temperature in excess of 26°K, means for maintaining said superconductor at an * 
operating temperature in excess of said onset temperature to maintain said 
superconductor in a superconducting state and means for passing current through said 
superconductor while in said superconducting state. 

CLAIM 41 (Previously Presented) The apparatus of claim 40, where said elements 
include a transition metal and oxygen. 

CLAIM 42 (Previously Presented) A apparatus having a superconducting onset 
temperature greater than 26°K, said superconductor being a doped transition metal oxide, 
where said transition metal is itself non-superconducting and means for passing a 
superconducting electric current through said composition. 

CLAIM 43 (Previously Presented) The apparatus of claim 42, where said doped transition 
metal oxide is multivalent in said superconductor. 



Serial Mo. 08/479.810 Pan* 7 of R7 rwirot Nn vnoQ7.n 7 /D7 

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CLAIM 44 (Previously Presented) The apparatus of claim 42, further including an element 
which creates a mixed valent state of said transition metal. 

CLAIM 45 (Previously Presented) The apparatus of claim 43. where said transition metal 
is Cu. 

CLAIM 46 (Previously Presented) An apparatus having a superconductor having a 
superconducting onset temperature greater than 26°K, said superconductor being an 
oxide having multivalent oxidation states and including a metal, said oxide having a 
crystalline structure which is oxygen deficient a means for passing a superconducting 
electric current through said superconductor. 

CLAIM 47 (Currently Amended) The superconductor apparatus of claim 46, where said 
transition metal is Cu. 

CLAIM 48 (Previously Presented) A superconductive apparatus comprising a : ;; 
superconductive composition comprised of a transition metal oxide having substitutions •' 
therein, the amount of said substitutions being sufficient" to produce sufficient 

electron-phonon interactions in said composition that said composition exhibits a 
superconducting onset at temperatures greater than 26°K, and a source of current for 
passing a superconducting electric current through said superconductor. 

CLAIM 49 (Currently Amended) The compos i tion superconductive apparatus of claim 48, 
where said transition metal oxide is multivalent in said composition. 

CLAIM 50 (Currently Amended) The composit i o n superconductive apparatus of claim 48, 
where said transition metal is Cu. 

CLAIM' 51 (Currently Amended) The compos i t i on superconductive apparatus of claim 48/ 
where said substitutions include an alkaline earth element. 



Serial No. 08/479. B10 

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CLAIM 52 (Currently Amended) The compos i tion superconductive apparatus of claim 48, 
where said substitutions include a rare earth or rare earth-like element. 

CLAIM 53 (Currently Amended) A sup e roonduotor superconductive apparatus comprised 
of a copper oxide having a layer-like crystalline structure and at least one additional 
element substituted in said crystalline structure, said structure being oxygen deficient and 
exhibiting a superconducting onset temperature in excess of 26°K. 

CLAIM 54 (Original) The superconductor of claim 53, where said additional element 
creates a mixed valent state of said copper oxide in said superconductor. 

CLAIM 55 (Previously Presented) A combination, comprising: 

a transition metal oxide having an superconducting onset temperature greater than about 
26°K and having an oxygen deficiency, said transition metal being non-superconducting 
at said superconducting onset temperature and said oxide having multivalent states, 

means for passing an electrical superconducting current through said oxide while said ' 
oxide is at a temperature greater than 26°K, and . 

cooling means for cooling said oxide in a superconducting state at a temperature greater 
than 26°K. : K . ~* 

CLAIM 56 (Original) The combination of claim 55, where said transition metal is Cu. 

CI AIM 57 (Previously Presented) A combination including; 

a superconducting oxide having a superconducting onset temperature in excess of 26°K 
and containing at least 3 elements which are non-superconducting at said onset 
temperature, 



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means for passing a superconducting current through said oxide while said oxide is 
maintained at a temperature greater than 26°K, and 

means for maintaining said oxide in a superconducting state at a temperature greater 
than 26"K and less than said superconductive onset temperature. 

CLAIM 58 (Previously Presented) A combination, comprised of: 

a copper oxide superconductor having a superconductor onset temperature greater than 
about 26°K including an element which results in a mixed valent state in said oxide, said 
oxide being crystalline and having a layer-like structure, 

means for passing a superconducting current through said copper oxide while it is 
maintained at a temperature greater than 26°K and less than said superconducting onset 
temperature, and ■ ' ?• 

means for cooling said copper oxide to a superconductive state at a temperature' greater 
than 26'K and less than said superconducting onset temperature. 

CLAIM 59 (Previously Presented) A combination, comprised of: ' ' 

a ceramic-like material having an onset of superconductivity at an onset temperature in 
excess of 26°K, 

means for passing a superconducting electrical current through said ceramic-like material 
while said material is maintained at a temperature in excess of 26°K and less than said 
onset temperature, and 

means for cooling said superconducting ceramic-like material to a superconductive state 
at a temperature greater than 26*K and less than said onset temperature, said material 
being superconductive at temperatures below said onset temperature and a ceramic at 



Serial No OR/AYQ Rlfl n-., -in -to-, ^ . 

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temperatures above said onset temperature. 

CLAIM 60 (Previously Presented) An apparatus comprised of a transition metal oxide, 
and at least one additional element, said superconductor having a distorted crystalline 
structure characterized by an oxygen deficiency and exhibiting a superconducting onset 
temperature in excess of 26°K, a source of current for passing a superconducting electric 
current in said transition metal oxide, and a cooling apparatus for maintaining said 
transition metal oxide below said onset temperature at a temperature in excess of 26 D K. 

CLAIM 61 (Previously Presented) The apparatus of claim 60, where said transition metal 
isCu. 

CLAIM 62 (Previously Presented). An apparatus comprised of a transition metal oxide and 
at least one additional element, said superconductor having a distorted crystalline 
structure characterized by an oxygen excess and exhibiting a superconducting onset 
temperature in excess of 26°K, a source of current for passing a superconducting electric* 
current in.said transition metal oxide, and a cooling apparatus for maintaining said 
transition metal oxide below said onset temperature and at a temperature in excess of 
26°K* 2 . 

CLAIM 63 (Previously Presented) The apparatus of claim 62, where said transition metal . 
is C'j. * . - 

CLAIM 64 (Previously Presented) A combination, comprising: 

a mixed copper oxide composition having enhanced polaron formation, said composition 
including an element causing said copper to have a mixed valent state in said 
composition, said composition further having a distorted octahedral oxygen environment 
leading to a T c greater than 26°K, 

means for providing a superconducting current through said composition at temperatures • 



Siori'-jl Mn nfi/47Q JMH D*^a 4 1 0~7 r\.P*j*l^* M_ x/r%r*n-7 r\-r A rV-7 

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greater than 26°K and less than said T Cl and 

cooling means for cooling said composition to a temperature greater than 26°K and less 
than said T c . 

CLAIM 65 (Currently Amended) An apparatus comprising a composition exhibiting 
superconductivity at temperatures greater than 26°K, said composition being a 
ceramic-like material in the RE-AE-TM-O system, where RE is a rare earth or near rare 
earth element, AE is an alkaline earth element, TM is a multivalent transition metal 
element having at least two valence states in said composition, and O is oxygen, the ratio 
of the amounts of said transition metal in said two valence states being determined by the 
ratio RE : AE, a source of current for passing a superconducting electric current in said 
transition metal oxide, and a cooling apparatus for maintaining said transition metal oxide 
below said onset temperature and at a temperature in excess of 26 e K. 

CLAIM 66 (Currently Amended) f r A11 An apparatus comprising « superconductive 
composition having a transition temperature greater than 26 6 K, the composition including' 
a multivalent transition metal oxide and at least one additional element, said composition 
having a distorted orthorhombic crystalline structure, a source of current for passing a ' ,- 
superconducting electric current in said transition metal oxide, and a cooling apparatus ' 
for maintaining said transition metal oxide below said onset temperature and at a 
temperature in excess of 26°K. ~ 

CLAIM 67 (Previously Presented) The apparatus of claim 66, where said transition metal 
oxide is a mixed copper oxide. 

CLAIM 68 (Previously Presented) The apparatus of claim 67, where said one additional 
element is an alkaline earth element. 



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CLAIM 69 (Previously Presented) A superconductive combination, comprising: 

a superconducting composition exhibiting a superconducting transition temperature 
greater than 26°K, said composition being a transition metal oxide having a distorted 
ortrtorhombic crystalline structure, and 

means for passing a superconducting electrical current through said composition while 
said composition is at a temperature greater than 26°K and less than said 
superconducting transition temperature. 

CLAIM 70 (Original) The combination of claim 69, where said transition metal oxide is a 
mixed copper oxide. 

CLAIM 71 (Original) The combination of claim 70, where said mixed copper oxide 
Includes an alkaline earth element 

CLAIM 72 (Original) The combination of claim 71 , where said mixed copper oxide further ; 
includes a rare earth or rare earth-like element. 

CLAIM 73 (Original) A method for making a superconductor having a superconducting ' 
onset temperature > 26°K, said method including the steps of: . 

preparing powders of oxygen-containing compounds of a rare earth or rare earth-like 
element, an alkaline earth element, and copper, • 

mixing said compounds and firing said mixture to create a mixed copper oxide ' ■ 
composition including said alkaline earth element and said rare earth or rare earth-like" 

Gierhent, and V- : - 

annfialjng said mixed copper oxide composition at an elevated temperature less than 
about 95C°Cin an atmosphere including oxygen to produce a superconducting : ' : ' 1 

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composition having a mixed copper oxide phase exhibiting a superconducting onset 
temperature greater than 26°K, said superconducting composition having a layer-like 
crystalline structure after said annealing step. 

CLAIM 74 (Original) The method of claim 73, where the amount of oxygen incorporated 
into said composition is adjusted by said annealing step, the amount of oxygen therein 
affecting the critical temperature T c of the superconducting composition. 

CLAIM 75 (Original) A method for making a superconductor having a superconducting 
onset temperature greater than 26°K, said superconductor being comprised of a rare 
earth cr rare earth-like element (RE), an alkaline earth element (AE), copper (CU), and 
oxygen (O) and having the general formula RE-AE-CU-O, said method including the ' 
steps of combining said rare earth or rare earth-like element, said alkaline earth element 
and said copper in the presence "of oxygen to produce a mixed copper oxide including 
said rare earth or rare earth-like element and said alkaline earth element therein. ahd : 

heating said mixed copper oxide to produce a superconductor having a crystalline ' 
layer-like structure and exhibiting a superconducting onset temperature greater than 
26°K the critical transition temperature of said superconductor being dependent on the 
amount of said alkaline earth element therein. 

CLAIM 76 (Original) The method of claim 75, where said heating step is done in an ' 
atmosphere including oxygen. 

CLAIM 77 (Previously Presented) A combination, comprising: 

a mixed copper oxide composition including an alkaline earth element (AE) and a rare ' 
earth or rare earth-like element (RE), said composition having a layer-like crystalline 
structure and multi-valent oxidation states, said composition exhibiting a substantially 
zero resistance to the flow of electrical current therethrough when cooled to a 
superconducting state at a temperature in excess of 26°K, said mixed copper oxide 

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having a superconducting onset temperature greater than 26°K, and 

electrical means for passing an electrical superconducting current through said 
composition when said composition exhibits substantially zero resistance at a 
temperature greater than 26°K and less than said onset temperature. 

CLAIM 78 (Original) The combination of claim 77, where the ratio (AE.RE) : Cu is 
substantially 1:1. 

CLAIM 79 (Original) The combination of claim 77, where the ratio (AE.RE) : Cu is 
substantially 1:1. *' 

CLAIM 80 (Original) The combination of claim 77, wherein said crystalline structure is 
perovskrte-like. > 

CLAIM 81 (Original) The combination of claim 77, where said mixed copper oxide 
composition has a non-stoichiometric amount of oxygen therein. 

CLAIM 82 (Previously Presented) A method for making a superconductor having a 
superconducting onset temperature greater than 26°K, said superconductor being - 
comprised of a rare earth or rare earth-like element (RE), an alkaline earth element (A EX 
2 transition metal element (TM), and Oxygen (O) and having the general formula * 
RE-AE-TM-O, said method including the steps of combining said rare earth or rare 
aarth-like element, said alkaline earth element and said transition metal element' in the 
presence of oxygen to produce a mixed transition metal oxide including said rare earth or 
rare sarth-like element and said alkaline earth element therein, and 

heating said mixed transition metal oxide to produce superconductor having a crystalline 
feyer iike structure and exhibiting a superconducting onset temperature greater than 
?S. B .K, said superconductor having a non-stoichiometric amount of oxygen therein. 



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CLAIM 83 (Previously Presented) The method of claim 82, where said transition metal is 
copper. 

CLAIM 84 (Previously Presented) A superconducting combination, comprising: 

a mixed transition metal oxide composition containing a non-stoichiometric amount of 
oxygen therein, a transition metal and at least one additional element, said composition 
having substantially zero resistance to the flow of electricity therethrough when cooled to 
a superconducting state at a temperature greater than 26 6 K, said mixed transition metal 
oxide has a superconducting onset temperature in excess of 26 C K, and 

electrical means for passing an electrical superconducting current through said 
composition when said composition is in said superconducting state at a temperature 
greater than 26°K, and less than said superconducting onset temperature. 

CLAIM 85 (Original) The combination of claim 84. where said transition metal is copper. ' 
CLAIM 86 (Previously Presented) An apparatus comprising: 

sv composition including a transition metal, a rare earth or rare earth-like element, an 
;;!kaline earth element, and oxygen, where said composition is a mixed transition metal " ' 
c vide having a non-stoichiometric amount of oxygen therein and exhibiting a ' 
superconducting onset temperature greater than 26°K, 

means for maintaining said composition to said superconducting state at a temperature * 
greater than 26°K and less than said superconducting onset temperature, and ' " 1 

mean? for passing an electrical current through said composition while said composition 
fe |n said superconducting state. : "' ' v 



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CLAIM 87 (Currently Amended) The method apparatus of claim 86, where said transition 
metal is copper. 

CLAIM 88 (Currently Amended) A method, inc l uding tho stops of An apparatus 
comprising : 

fefmmg a composition exhibiting a superconductive state at a temperature in excess of 
26°K, 

a_coolerfor cooling said composition to a temperature. in excess of 26°K at which 
temperature said composition exhibits said superconductive state, and 

a current source for passing an electrical current through said composition while said 
composition is in said superconductive state.. 

CLAIM 89 (Currently Amended) The m e thod apparatus of claim 88, where said c '[ 
composition is comprised of a metal oxide. 

CLAIM 90 (Currently Amended) The meted apparatus of claim 88, where said composition 
is-comprised of a transition metal oxide. . 

CLAIM 91 (Previously Presented) A combination, comprising: ^ 

a composition exhibiting the onset of a DC substantially zero resistance state at an onset 
temperature in excess of 30"K, and 

means for passing an electrical current through said composition while it is in said 
substantially zero resistance state.. — : 

CLAIM 92 (Previously Presented) The combination of claim 91 , where said composition is' * 
a copper oxide. ; v 



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CLAIM 93 (Previously Presented) An apparatus, comprising: 

a mixed copper oxide material exhibiting an onset of superconductivity at an onset 
temperature greater than 26°K, and 

means for producing an electrical current through said copper oxide material while it is ii 
a superconducting state at a temperature in excess of 26*K. 

CLAIM 94 (Previously Presented) The apparatus of claim 93. where said copper oxide 
material exhibits a layer-like crystalline structure. 

CLAIM- 95 (Previously Presented) The apparatus of claim 93,. where said copper oxide 
material exhibits a mixed valence state. 

CLAIM 96 (Previously Presented) A superconductive apparatus for causing ; 
electric-current flow in a superconductive state at a temperature in excess of 26^, 
comprising: 

(a) a superconductor element made of a superconductive composition, the 
superconductive composition comprising a copper-oxide compound having a layer-type 
perovskite-like crystal structure, the composition having a superconductor transition 
temperature T c of greater than 26°K; 

(b) means for maintaining the superconductor element at a temperature above 26°K ; and 
below the superconductor transition temperature T c of the superconductive composition; 
and 

\c) means for causing an electric current to flow in the superconductor element. 



>.<£sr.s»; *\tr\ i tutsi / n win n««.«. a r> n-r r-*. . » . . * 

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DEC 18 '03 15=10 FR 00-IBM YORKTOUIN 914 945 4073 TO 915712731319 P. 21 



CLAIM 97 (Previously Presented) The superconductive apparatus according to claim 96 
in which the copper-oxide compound of the superconductive composition includes at 
least one rare-earth or rare-earth-like element and at least one alkaline-earth element. 

CLAIM 98 (Previously Presented) The superconductive apparatus according to claim 97 
in which the rare-earth or rare-earth-like element is lanthanum. 

CLAIM 99 (Previously Presented) The superconductive apparatus according to claim 97 
in which the alkaline-earth element is barium. 

CUklM 100 (Previously Presented) The superconductive apparatus according to claim 96 
in which the copper-oxide compound of the superconductive composition includes mixed 
valenf copper ions. 

CLAIM 101 (Previously Presented) The superconductive apparatus according to claim ' 
! 00 ir> which the copper-oxide compound includes at least one element in a 
nonstoichiometric atomic proportion. 

CLAIM 102 (Previously Presented) The superconductive apparatus according tbclaim " 
101 in which oxygen is present in the copper-oxide compound in a nonstoichiorrtetric 
atomic proportion. ; . 

CLAIM 103 (Previously Presented) A superconductive apparatus for conducting an ' 
electric current essentially without resistive losses, comprising: 

(a) a superconductor element made of a superconductive composition, the 
superconductive composition consisting essentially of a copper-oxide compound having 
a layer-type perovskite-like crystal structure, the copper-oxide compound including at 
feast one rare-earth or rare-earth-like element and at least one alkaline-earth element, the 
composition having a superconductive/resistive transition defining a 
superconductive/resistive-transition temperature range between an upper limit defined by 

mi 21H5 ' RCVOAT 12118/2003 3:00:26 PM (Eastern Standard Time] ' SVR:USPTO-EFXRF-1/24 * DNIS:2731319 ■ C8ID:914 9454073 ■ DURATION (mm-ss):11-20 



DEC 18 '03 15=10 FR 00- IBM YORKTQJN 



914 945 4073 TO 915712731319 P. 22 



a transition-onset temperature T c and a lower limit defined by an 
effectivelY^zero-bulk-resistivity intercept temperature T„ =0 , the transition-onset 
temperature T c being greater than 26°K; 

(b) means for maintaining the superconductor element at a temperature below the 
effectively-zero-bulk-resistivity intercept temperature of the superconductive 
composition; and 

(c) means for causing an electric current to flow in the superconductor element. 

CLAIM 104 (Previously Presented) The superconductive apparatus according to claim 
103 in which the rare-earth or rare-earth-like element is lanthanum. 

CLAIM 1 05 (Previously Presented) The superconductive apparatus according to claim 
103 in which the alkaline-earth element is barium. 

CLAIM 106 (Previously Presented) The superconductive apparatus according to claim 
103 in which the copper-oxide compound of the superconductive composition includes 
mixerivalent copper ions. • ; > 

CLAIM 107 (Previously Presented) The superconductive apparatus according to claim 
i 06 in which the copper-oxide compound includes at least one element in a 
ncnstoichiometric atomic proportion. 

CLAIM 1 08 (Previously Presented) The superconductive apparatus according to claim 
1 07 in which oxygen is present in the copper-oxide compound in a nonstoichiometric 
atomic proportion. 

CLAIM 1 09 (Currently Amended) A superconductive apparatus comprising a composition 
having a transition temperature greater than 26°K, the composition including a rare earth 
or ajkaiine earth element, a transition metal element capable of exhibiting multivalent ' ' 

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DEC 18 '03 15:10 FR 00- IBM Y0RKT0WN 914 945 4073 TO 915712731319 P. 23 



states and oxygen, including at least one phase that exhibits superconductivity at 
temperature in excess of 26°K A means for maintaining said composition at said 
temperature to exhibit said superconductivity and means for passing an electrical 
superconducting current through said composition while exhibiting said 
superconductivity. 

CLAIM 110 (Previously Presented) The combination of claim 15, where said additional 
element is rare earth or alkaline earth element. 

CLAIM 1 1 1 (Previously Presented) A device comprising a superconducting transition 
metal oxide having a superconductive onset temperature greater than 26°K , said 
superconducting transrtion metal pxide being at a temperature less than said 
superconducting onset temperature and having a superconducting current flowing • 
therein. 

CLAIM 112 (Previously Presented) A device comprising a superconducting copper oxide 1 
having a superconductive onset temperature greater than 26°K, said superconducting ■ 
copper oxide being at a temperature less than said superconducting onset temperature 
and having a superconducting current flowing therein. 

CLAIM 113 (Previously Presented) A device comprising a superconducting oxide : * r 
composition having a superconductive onset temperature greater than 26°K, said : ' 
superconducting copper oxide being at a temperature less than said superconducting 
onset temperature and having a superconducting current flowing therein, said ; - 
composition comprising at least one each of rare earth, an alkaline earth, and copper 

CLAIM i 14 (Previously Presented) A device comprising a superconducting oxide - ' ■ 
composition having a superconductive onset temperature greater than 26°K , said 
superconducting copper oxide being at a temperature less than said superconducting 
onset temperature and having a superconducting current flowing therein, said * 



Serial No 08/47Pfim Pan*a9ir\fR7 rvmirot vnaG7_rv7viQ7 

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DEC 18 '03 15:11 FR 00- IBM Y0RKT0WN 914 945 4073 TO 915712731319 P. 24 



composition comprising at least one each of a group 1KB element, an alkaline earth, and 
copper. 

CLAIM 115 (Previously Presented) A device comprising a transition metal oxide having a 
T c greater than 26°K carrying a superconducting current said transition metal oxide is 
maintained at a temperature less than said T c . 

CLAIM 1 16 (Previously Presented) An apparatus comprising a transition metal oxide 
having a T c greater than 26°K carrying a superconducting current said transition metal 
oxide is maintained at a temperature less than said T c . 

CLAIM 1 17 (Previously Presented) A structure comprising a transition metal oxide having* 
a T c greater than 26°K carrying a superconducting current. ; ■ / 

CLAIM 1 18 (Currently Amended) An i n v e ntion apparatus comprising a transition metal < ; 
oxids having a T c greater than 26°K carrying a superconducting current. i 

CLAIM 119 (Previously Presented) A device comprising a copper oxide having a T c * 
greater than 26°K carry ing a superconducting current said copper oxide is maintained at a/ 
temperature less than said T c . 

CLAIM 120 (Previously Presented) An apparatus comprising a copper oxide having aT^ 
greater than 26°K carrying a superconducting current said copper oxide is maintained at a 
temperature less than said T c 

CLAIM 121 (Previously Presented) A device comprising a copper oxide having a T c ■ ' 
greater than 26°K carrying a superconducting current. 

CUK\$J) ?>-2% (Currently Amended) An i nv e ntion apparatus comprising a copper oxide ■ ' >: 
havi%?3 T 0 greater than 26°K carrying a superconducting current ■ < 



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914 945 4073 TO 915712731319 P. 25 



CLAIM 123 (Previously Presented) A superconductive apparatus comprising: 

a composition of the formula Ba^ax-sOusCy wherein x is from about 0.75 to about 1 and 
y is the oxygen deficiency resulting from annealing said composition at temperatures from 
about 540°C to about 950°C and for times of about 15 minutes to about 12 hours, said 
composition having a metal oxide phase which exhibits a superconducting state at a 
critical temperature in excess of 26°K; 

a means for maintaining the temperature of said composition at a temperature less than 
said critical temperature to induce said superconducting state in said metal oxide phase; 

shd v . 

a means for passing an electrical current through said composition while said metal oxide 
phase is in said superconducting state. 

CLAIM 1 24 (Previously Presented) A device comprising a composition of matter having a 
T r . greater than 26°K carrying a superconducting current, said composition comprising at 
least one each of a IIIB element, an alkaline earth, and copper oxide said device is ' 
maintained at a temperature Jess than said T c , 

CLAIM 125 (Previously Presented) An apparatus comprising a composition of matter 
having a T c greater than 26°K carrying a superconducting current, said composition 
comprising at least one each of a rare earth, an alkaline earth, and copper oxide. 

CLAIM 126 (Previously Presented) A device comprising a composition of matter having a 
I- greater than 26°K carrying a superconducting current; said composition comprising at 
least one each of a rare earth, and copper oxide. 

CLAIM 127 (Previously Presented) A device comprising a composition of matter havirig a 
T c greater than 26°K carrying a superconducting current, said composition comprising at 
least one each of a IIIB element, and copper oxide. 



Serial No. 08/479.810 Paae 23 of 87 HnrkRt Wn YO0«7.n74P:7 

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DEC 18 '03 15:11 FR OO-IBM YORKTOWN 



914 945 4073 TO 915712731319 P. 26 



CLAIM 128 (Previously Presented) A transition metal oxide device comprising a T c >26°K 
and carrying a superconducting current. 

CLAIM 129 (Previously Presented) A copper oxide device comprising a Tc >26°K and 
carrying a superconducting current. 

CLAIM 130 (Previously Presented) A superconductive apparatus comprising a 
composition having a trahsition temperature greater than 26°K, the composition including 
a rare earth or Group III B element, a transition metal element capable of exhibiting 
multivalent states and oxygen, including at least one phase that exhibits 
superconductivity at temperature in excess of 26°K, a means for maintaining said 
composition at said temperature to exhibit said superconductivity and means for passing 
an electrical superconducting current through said composition which exhibiting said - . 
superconductivity. 

CLAIM 131 (Previously Presented) The combination of claim 15, where said additional 
element is a rare earth or Group III B element. 

CLAIM 132 (Previously Presented) The combination of claim 12, where said composition 
includes a substantially perovskite superconducting phase. 

CLAIM 133 (Previously Presented) The superconducting apparatus of claim 27; where 
said substituted Cu-oxide includes a rare earth or Group III B element. 

CLAIM 1 34 (Previously Presented) The combination of claim 71 , where said mixed 
copper oxide further includes a rare earth or Group III B element 



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DEC 18 '03 15:11 FR 00- IBM YORKTOWN 



914 945 4073 TO 915712731319 P. 27 



CLAIM 135 (Previously Presented) A combination, comprising: 

a mixed copper oxide composition including an alkaline earth element (AE) 
and a rare earth or Group III B element (RE), said composition having a 
substantially layered crystalline structure and multi-vaient oxidation states, 
said composition exhibiting a substantially zero resistance to the flow of 
electrical current therethrough when in a superconducting state at a 
temperature in excess of 26°K, said mixedcopper oxide having a 
superconducting onset temperature greater than 26 D K and, 

electrical means for passing an electrical superconducting current through 
said composition when said composition exhibits substantially zero 
resistance at a temperature greater than 26 8 K and less than said onset 
temperature. '; 

CLAIM '136 (Previously Presented) The combination of claim 77, where said crystalline 
structure is substantially perovskite. 

CLAIM 137 (Previously Presented) An apparatus comprising: 

a composition including a transition metal, a rare earth or Group III B element, artalkaline 
sarin element, and oxygen, where said composition is a mixed transition metal oxide 
having a non-stoichimetricamount of oxygen therein and exhibiting a superconducting : 
state at a temperature greater than 26°K, ' " • 

rnsans for maintaining said composition in said superconducting state at a temperature- 
greater than 26"K, and less than said superconducting onset temperature, and : - 

means for passing an electrical current through said composition while said composition 
m in said superconducting state. 



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DEC 18 '03 15=12 FR 00- IBM Y0RKT0UIN 



914 945 4073 TO 915712731319 P. 28 



CLAIM 138 (Previously Presented) The apparatus of claim 93, where said copper oxide 
material exhibits a substantially layered crystalline structure. 

CLAIM 139 (Previously Presented) A superconductive apparatus for causing 
electric-current flow in a superconductive state at a temperature in excess of 26°K. 
comprising: 

(a) a superconductor element made of a superconductive composition, the 
superconductive composition consisting essentially of a copper-oxide- 
compound having a substantially layered perovskite crystal structure, the 
composition having a superconductor transition temperature T c of greater 
than 26*K; 

(b) means for maintaining the superconductor element at a temperature 
above 26 9 K and below the superconductor transition temperature T c of the 
superconductive composition; and 

(c) means for causing an electric current to flow in the superconductor 
element 

CI AIM 140 (Previously Presented) A superconductive apparatus for conducting an < 
electric current essentially without resistive losses, comprising: 4 

(a) a superconductor element made of a superconductive composition, the 
superconductive composition consisting essentially of a copper-oxide 
compound having a substantially layered perovskite crystal structure, the 
copper-oxide compound including at least one rare-earth or Group III B 
element and at least one alkaline-earth element, the composition having a 
superconductive/resistive transition defining a 

superconductive/resistive-transition temperature range between an upper 
Hmit defined by a transition-onset temperature T c and a lower limit defined 



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914 945 4073 TO 915712731319 P. 29 



by an effectively-zero-bulk-resistivity intercept temperature T r=0 , the 
transition-onset temperature T c being greater than 26°K; 

(b) means for maintaining the superconductor element at a temperature 
befow the effectively-zero-bulk- resistivity intercept temperature T^o of the 
superconductive composition; and 

(c) means for causing an electric current to flow in the superconductor 
element. 

CLAIM 141 (Previously Presented) An apparatus comprising a transition metal oxide 
having a phase therein which exhibits a superconducting state at a critical temperature in 
excess of 26° K F 

£ temperature controller maintaining the temperature of said material at a temperature :; 
Jess than said critical temperature to produce said superconducting state in said phase, 
and 

a current source passing an electrical supercurrent through said transition metal' oxide ■ ■ ■ 
white it is in said superconducting state. 

CLAiM 142 (Previously Presented) The apparatus of claim 141, where said transition # 
metal oxide is comprised of a transition metal capable of exhibiting multivalent states. 

CLAIM 143 (Previously Presented) The apparatus of claim 141, where said transition 
meia! oxi'je is comprised of a Cu oxide. • 



Seriai No. 08/479,810 Paae27of87 no^kftt Nn YnPR7-074R7 

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914 945 4073 TO 915712731319 P. 30 



CLAIM 144 (Previously Presented) An apparatus comprising: 

a composition including a transition metal, a rare earth or rare earth-like 
element, an alkaline earth element, and oxygen, where said composition is 
a mixed transition metal oxide having a non-stoichiometric amount of 
oxygen therein and exhibiting a superconducting state at a temperature 
greater than 26°K, 

a temperature controller-maintaining said composition in said 
superconducting state at a temperature greater than 26°K, and 

a current source passing an electrical current through said composition ^ 
while said composition is in said superconducting state. 

CLAIM 145 (Currently Amended) The m e thod apparatus of claim 144, where said / 
transition metal is copper. \ \ . 

CLAIM 146 (Previously Presented) An apparatus: 

a composition exhibiting a superconductive state at a temperature in excess of 26°K, 

a temperature controller maintaining said composition at a temperature in excess ©f-26*K£; 
at which temperature said composition exhibits said superconductive state, and* . . .. v 

s current source passing an electrical current through said composition while said, 
composition is in said superconductive state. 

CLAIM' 147 (Previously Presented) The apparatus of claim 146, where said composition^ 

is cdmpr^ed of a metal oxide. : >. . *\ 



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914 945 4073 TO 915712731319 P. 31 



CLAIM 148 (Previously Presented) The apparatus of claim 146, where said composition 
is comprised of a transition metal oxide. 

CLAIM 149 (Previously Presented) A superconductive apparatus for causing electric 
current flow in a superconductive state at a temperature in excess of 2^ D K ( comprising: 

(a) a superconductor element made of a superconductive composition, the 
superconductive composition consisting essentially of a copper-oxide 
compound having a layer-type perovskite-like crystal structure, the 
composition having a superconductor transition temperature T c of greater 
than.26 D K; 

(b) a temperature controller maintaining the superconductor element at a 
temperature above 26°K and befow the superconductor transition 
temperature T c of the superconductive composition; and 

(c) causing an electric current to flow in the superconductor element. 

CLAIM 150 (Previously Presented) The superconductive apparatus according to. claim - 

149 in which the copper-oxide compound of the superconductive composition includes at 
least j?ne rare-earth or rare-earth-like element and at least one alkaline-earth element 

CLAIM 151 (Previously Presented) The superconductive apparatus according to claim 

150 in which the rare-earth or rare-earth-like element is lanthanum. 

CLAIM i f>2 (Previously Presented) The superconductive apparatus according to claim - : 
150 in which the alkaline-earth element is barium. 

CLAIM 153 {Previously Presented) The superconductive apparatus according to claim . 
149 in which the copper-oxide compound of the superconductive composition includes 
mixed valent copper ions. 



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CLAIM 154 (Previously Presented) The superconductive apparatus according to claim 

153 in which the copper-oxide compound includes at least one element in a 
nonstoichiometric atomic proportion. 

CLAIM 155 (Previously Presented) The superconductive apparatus according to claim 

154 in which oxygen is present in the copper-oxide compound in a nonstoichiometric 
atomic proportion. 

CLAIM 156 (Previously Presented) A superconductive apparatus for conducting an 
electric current essentially without resistive losses, comprising; « 

(a) a superconductor element made of a superconductive composition, the 
superconductive composition consisting essentially of a copper-oxide 
compound having a layer-type perovskite-like crystal structure, the 
copper-oxide compound including at least one rare-earth or rare-earth-like 
element and at least one alkaline-earth element, the composition having a r 
^yperconductive/resistive-transition defining ; a 

superconductive/resistive-transition temperature range between an upper 
iimit defined by a transrtion-onset temperature T c and a lower limit defined 
by an effectively-zero-bulk-resistivity intercept temperature T p=0 , the #4; 
transition-onset temperature T c being greater than 26 D K; 

■(b) a temperature controller maintaining the superconductor element at a 
temperature below the effectively-zero-bulk- resistivity intercept 
temperature T p =o of the superconductive composition; and 

(c) a current source causing an electric current to flow in the superconductor 
element. 



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CLAIM 157 (Previously Presented) The superconductive apparatus according to claim 
156 in which the rare-earth or rare-earth-like element is lanthanum. 

CLAIM 158 (Previously Presented) The superconductive apparatus according to claim 
156 in which the alkaline-earth element is barium. 

CLAIM 159 (Previously Presented) The superconductive apparatus according to claim 
156. in which the copper-oxide compound of the superconductive composition includes 
mixed valent copper ions. 

CLAIM 160 (Previously Presented) The superconductive apparatus according to claim 

159 in which the copper-oxide compound includes at (east one element in a 
nonstoichiometric atomic proportion. 

CLAIM 161 (Previously Presented) The superconductive apparatus according to claim 

160 in which oxygen is present in the copper-oxide compound in a nonstoichiometric K 
atomic proportion. 

CLAIM 162 (Previously Presented) An apparatus including copper oxide having a phase^ 
therein which exhibits a superconducting state at a critical temperature in excess of 26°K; 

a temperature controller maintaining the temperature of said material at a temperature;^ 
less than said critical temperature to produce said superconducting state in said phase; 

a current source passing an electrical supercurrent through said copper oxide while it is in - 
said superconducting state; 

said copper oxide includes at least one element selected from the group consisting of a 
Group IE A element, a rare earth element and a Group III B element. 



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CLAIM 163 (Previously Presented) An apparatus comprising; 

a composition including copper, oxygen and any element selected from the group 
consisting of a Group II A element, a rare earth element and a Group III B element, where 
said composition is a mixed copper oxide having a non-stoichiometric amount of oxygen 
therein and exhibiting a superconducting state at a temperature greater than 26°K; 

a temperature controller maintaining said composition in said superconducting state at a 
temperature greater than 26°K; and 

a current source passing an electrical current through said composition while said 
composition is in said superconducting state. 

CLAIM 164 (Previously Presented) An apparatus comprising: 

a composition exhibiting a superconductive state at a temperature in excess of 26°K; . . 

s temperature controller maintaining said composition at a temperature in excess of 26°K 
at which temperature said composition exhibits said superconductive state; 

a current source passing an electrical current through said composition while said • : 
composition is in said superconductive state; and -Tv 

said composition including a copper oxide and an element selected from the group ■ . 
con&isflng of Group II A element a rare earth element and a Group III B element . . 



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CLAIM 165 (Previously Presented) An apparatus for causing electric-current flow in a 
superconductive state at a temperature in excess of 26° K, comprising: 

(a) a superconductor element made of a superconductive composition, the 
superconductive composition consisting essentially of a copper-oxide 
compound having a layer-type perovskite-Iike crystal structure, the 
composition having a superconductive transition temperature T c of greater 
than 26 9 K, said superconductive composition includes at least one element 
selected from the group consisting of a Group II A element, a rare earth 
element; and a Group III B element; 

(b) a temperature controller maintaining the superconductor element at a 
temperature above 26°K and below the superconductor transition !■.. 
temperature T c of the superconductive composition; and iv. 

{c) a current source causing an electric current to flow in the superconductor 
element > : 

CLAIM 166 (Previously Presented) An apparatus for conducting an electric current 
essentially without resistive losses, comprising: < .; 

(a) a superconductor element made of a superconductive composition, the ^ 
superconductive composition consisting essentially of a copper-oxide 
compound having a layer-type perovskite-like crystal structure, the 
copper-oxide compound including at least one element selected from the 
group consisting of a Group II A element, a rare earth element and a Group 
III B element the composition having a superconductive/resistive transition 
defining a superconductive/resistive-transition temperature range between 
an upper limit defined by a transition-onset temperature T c and a lower limit 
defined by an effectively-zero-bulk-resistivity intercept temperature T p=0 , 
the transition-onset temperature T c being greater than 26 G K; 

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(b) a temperature controller maintaining the superconductor element at a 
temperature below the effectively-zero-bulk- resistivity intercept 
temperature Tp= 0 of the superconductive composition; and 

(c) a current source causing an electric current to flow in the superconductor 
element. 

CLAIM 167 (Previously Presented) An apparatus comprising: 

a copper oxide having a phase therein which exhibits a superconducting state at a critical 
temperature in excess of 26°K; 

a temperature controller maintaining the temperature of said material at a temperature 
!ess than said critical temperature to produce said superconducting state in said phase; - 

a current source passing an electrical supercurrent through said copper oxide while it is in . 
said superconducting state; 

said copper oxide includes an element selected from the group consisting of a Group II A 
element and at least one element selected from the group consisting of a rare earth 
element and a Group III B element. ^ 

CLAIM 168 (Previously Presented) An apparatus comprising: 

a composition including copper, oxygen and an element selected from the group 
consisting of at least one Group II A element and at least one element selected from, the 
group consisting of a rare earth element and a Group III B element where said 
ccvriposition is a mixed copper oxide having a non-stoichiometric amount of oxygen 
ihiimm and exhibiting a superconducting state at a temperature greater than 26°K;- : . 



ft/>risii nft/47Q K1H Pane* nf ft7 Hnrkfit Nn YOQ87-n74R7 

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a temperature controller maintaining said composition in said superconducting state at a 
temperature greater than 26°K; and 

a current source passing an electrical current through said composition while said 
composition is in said superconducting state. 

CLAIM 169 (Previously Presented) An apparatus comprising: 

a composition exhibiting a superconductive state at a temperature in excess of 26°K; 

n temperature controller maintaining said composition at a temperature in excess of 26°K 
at which temperature said composition exhibits said superconductive state; 

i) current source.passing an electrical current through said composition while said 
composition is \a said superconductive state; and 

said composition including a copper oxide and at least one element selected from the 
group consisting of Group II A and at least one element selected from the group 
consisting of a rare earth element and a Group III B element. 

CLAIM' 170 (Previously Presented) A superconductive apparatus for causing 
otectric-current flow in a superconductive state at a temperature in excess of 26? K, . 
comprising: , •• v; > 

(a) a superconductor element made of a superconductive composition, the 
superconductive composition consisting essentially of a copper-oxide 
compound having a layer-type perovskite-like crystal structure, the 
composition having a superconductive transition temperature T c of greater 
■than 26°K, said superconductive composition includes at least one element 
selected from the group consisting of a Group II A element and at least one 



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914 945 4073 TO 915712731319 P. 38 



element selected from the group consisting of a rare earth element and a 
Group III B element; 

(b) a temperature controller maintaining the superconductor element at a 
temperature above 26°K and below the superconductor transition 
temperature T c of the superconductive composition; and 

(c) a current source causing an electric current to flow in the superconductor 
element. 

CLAIM 171 {Previously Presented) A superconductive apparatus for conducting an 
electric current essentially without resistive losses, comprising: 

(a) a superconductor element made of a superconductive composition, the 
superconductive composition consisting essentially of a copper-oxide 
compound having a layer-type perovsklte-like crystal structure, the 
copper-oxide compound including at least one element selected from the 
group consisting of a Group II Aelement and at least one element selected 
from the group consisting of a rare earth elementand a Group NIB element, 
the composition having a superconductive/resistive transition defining a 
ouperconductive-resistive-transition temperature range between an upper 
limit defined by a transition-onset temperature T c and a lower limit defined 
by an effectively-zero-bulk-resistivity intercept temperature T p = 0 , the 
transition-onset temperature T c being greater than 26°K; 

(b) a temperature controller maintaining the superconductor element at a 
temperature below the effectively-zero-bulk- resistivity intercept 
temperature T p =o of the superconductive composition; and 

(c) a current source causing an electric current to flow in the superconductor 
element. 



c^.io) Ma am Pan#» 3fi nf 87 Docket No YO987-074BZ 

mi m> RCVDAT 12/13/2003 3:00:26 PM [Eastern Standard Time] * SVR:USPTO-EFXRF-1/24 * DNIS:2731319 * CSID:914 9454073^DURATION.(mm-ss):11-20 



DEC 18 'B3 15=14 FR 00- IBM Y0RKT0LJN 



914 945 4073 TO 915712731319 P. 39 



CLAIM 172 (Previously Presented) An apparatus comprising: 

a transition metal oxide having a phase therein which exhibits a superconducting state at 
a critical temperature in excess of 26 Q K; 

a temperature controller maintaining the temperature of said material at a temperature 
less than said critical temperature to produce said superconducting state in said phase; 

a current source passing an electrical supercurrent through said copper oxide while it is in 
said superconducting state; 

said transitional metal oxide includes at least one element selected from the group 
consisting of a Group II A element arid at least one element selected from the group * 
consisting of a rare earth element and a Group NIB element. 

CLAIM 173 (Previously Presented) An apparatus comprising: 

s composition including a transition metal, oxygen and an element selected from the 
group consisting of a Group II A element and at least one element selected from the group 
consisting of a rare earth element and a Group III B element, where said composition is a 
mixed transitional metal oxide formed from said transition metal and said oxygen, said ^ 
mixed transition metal oxide having a non-stoichiometric amount of oxygen therein and 
exhibiting a superconducting state at a temperature greater than 26°K; 

£ temperature controller maintaining said composition in said superconducting state at a 
temperature greater than 26 P K; and 

a current source passing an electrical current through said composition while said : - 
composition is in said superconducting state. 



noM7rt Q^n D*** 77 r>f P7 nnrl/ot Kin Yr>Qft7-074R7 

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914 945 4073 TO 915712731319 P. 40 



CLAIM 174 (Previously Presented) An apparatus: 

forming a composition exhibiting a superconductive state at a temperature in excess of 

26'K; 

a temperature controller maintaining said composition at a temperature in excess of 26°K 
at which temperature said composition exhibits said superconductive state; 

a current source passing an electrical current through said composition while said 
composition is in said superconductive state; and 

said composition including a transitional metal oxide and at least one element selected — 
from the group consisting of Group II A element and at least one element selected from - 
:;he group consisting of a rare earth element and a Group IN B element. • - 

CLAIM 175 (Previously Presented) A superconductive apparatus for causing 
aiectric-current flow in a superconductive state at a temperature in excess of 2&°K, 
comprising: 

(a) a superconductor element made of a superconductive composition, the v ^ 
^..jperconductive composition consisting essentially of a transition metal oxide compound 
hsving a iayer-type perovskite-like crystal structure, the composition having a li; ^. 
superconductive transition temperature T c of greater than 26°K, said superconductive; 
composition includes ari element selected from the group consisting of a Group M Ab- 
atement and at least one element selected from the group consisting of a rare earth ; . 
•:;it:ment and a Group III B element; v ■ • 

(h) @ temperature controller maintaining the superconductor element at a temperature 
abpva26°K and below the superconductor transition T c of the superconductive , . 

composition; and . ; . 



C<^.4v.3 M^. noiATCl OHn Dona «f Q7 nnr^lrot KJr\ V C\QP>~7 -C\7 

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DEC 18 '03 15:15 FR 00- IBM YORKTOWN 



914 945 4073 TO 915712731319 P. 41 



(c) a current source causing an electric current to flow in the superconductor element 

CLAIM 176 (Previously Presented) A superconductive apparatus for conducting an 
electric current essentially without resistive losses, comprising: 

(a) a superconductor element made of a superconductive composition, the 
superconductive composition consisting essentially of a transition metal-oxide compound 
having a layer-type perovskite-like crystal structure, the transition metal-oxide compound 
including at ieast one element selected from the group consisting of a Group II A element 
and at least one element selected from the group consisting of a rare earth element anda 
Group III B element, the composition having a superconductive/resistive transition 
defining a superconductive/resistive-transition temperature range between an upper limit 
defined by a transition-onset temperature T c and a lower limit defined by an 
effectivefy-zerorbulk-resistivity intercept temperature Tp=o, the transition-onset 
temperature T c being greater than 26*K; 

(b) a temperature controller maintaining the superconductor element at a temperature 
fcelow the effectively-zero-bulk- resistivity intercept temperature T p =o of the ■ 
superconductive composition; and •., -x r. 

{0) a current source causing an electric current to flow in the superconductor element 

CLAIM 177 (Previously Presented) An apparatus comprising: 

a copper oxide having a phase therein which exhibits a superconducting state at a critical 
&;mporatura in excess of 26°K; 

'^temperature controller maintaining the temperature of said material at a temperature 
.feir£tfcvan said critical temperature to produce said superconducting state in said .phase; . 



c.w,:«! hi~ nOM7n oin D^o 70 nf R7 rinrkof Mn YnQA7-074R7 

• RCVD AT 12J18/2003 3:00:26 PM [Eastern Standard Time] * SVR:USPTO-EFXRF-1/24 ' DNiS:2731319 * CSID:914 945 4073 * DURATION (mm-ssj:1 1-20 



DEC 18 '03 15:15 FR OO-IBM YORKTOWN 



914 945 4073 TO 915712731319 P. 42 



a current source passing an electrical supercurrent through said copper oxide while it is in 
said superconducting state; 

said copper oxide includes at least one Group II A element, and at least one element 
selected from the group consisting of a rare earth element and a Group III B element. 

CLAIM 178 (Previously Presented) An apparatus comprising: 

a composition including copper, oxygen , a Group II A element and at least one element 
selected from the group consisting of a rare earth element and a Group III B element, 
where said composition is a mixed copper oxide having a non-stoichiometric amount of 
oxygen therein and exhibiting a superconducting state at a temperature greaterlhan 

26°K; . 

a temperature controller maintaining said composition in said superconducting state at a 
temperature greater than 26°K; and t: * 

^current source passing an electrical current through said composition while sgid 
imposition is in said superconducting state. 

CLAIM 179 (Previously Presented) A structure comprising: ; . 

a composition exhibiting a superconductive state at a temperature in excess of 26°K; 

a temperature controller maintaining said composition at a temperature in excess of 26 P K 
thi which temperature said composition exhibits said superconductive state; 

a current source passing an electrical current through said composition while said 
competition is in said superconductive state; and . ; 



P«E 42/45 * RCVD AT M182303 3:00:26 PM [Eastern Standard Time] < SVR:USPTO-EFXRF-1/24* DNIS:2731319 * CSID:914 945 4073 * DURATION (mm«ss)Ll1r20 . 



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914 945 4073 TO 915712731319 P. 43 



said composition including a copper oxide, a Group li A element, at least one element 
selected from the group consisting of a rare earth element and a Group III B element. 

CLAIM 180 (Previously Presented) A superconductive apparatus for causing 
electric-current flow in -a superconductive state at a temperature in excess of 26 d K, 
comprising: 

(a) a superconductor element made of a superconductive composition, the 
superconductive composition consisting essentially of a copper-oxide compound having . 
a Jayer-type perovskite-like crystal structure, the composition having a superconductive 
transition temperature T c of greater than 26°K, said superconductive composition 
includes a Group II A element, -and at least one element selected from the group . 
consisting of a rare earth element and a Group Ml B element; 

•b) a temperature controller maintaining the superconductor element at a temperature 
above 26*K and below the superconductor transition temperature T c of the 
superconductive composition: and 

(c) a current source causing an electric current to flow in the superconductor alennent. * _ 

C-LAIM !S1 (Previously Presented) A superconductive apparatus for conducting an 
electric current essentially without resistive losses, comprising: . , ; ^ 

(a) a superconductor element made of a superconductive composition, the 
superconductive composition consisting essentially of a copper-oxide compound having 
3 layer-type perovskite-like crystal structure, the copper-oxide compound including Group 
i; y\ element, and at least one element selected from the group consisting of a rare earth 
element and a Group Ml B element, the composition having a superconductive-resistive 
transition defining a superconductive/resistive-transition temperature range between an . 
upper 'imit defined by a transition-onset temperature T c and a lower limit defined by an 



cs*ris.ji Wrt n*fA7Q R10 Paae 41 of 87 Docket No. YO987-074BZ 

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914 945 4073 TO 915712731319 P. 44 



effeetively-zero-bulk-resistivity intercept temperature Tp= 0 , the transition-onset 
temperature T c being greater than 26°K; 

(b) a temperature controller maintaining the superconductor element at a temperature 
below the effectively-zero-bulk-resistivity intercept temperature T p = 0 of the 
superconductive composition; and 

■(c) a current source causing an electric current to flow in the superconductor element. 

CLAIM 182 (Previously Presented) An apparatus comprising a composition having a. 
transition temperature greater than 26°K,.the composition including a rare earth or 
alkaline earth element, a transition metal element capable of exhibiting multivalent states 
and oxygen, including at least one phase that exhibits superconductivity at temperature in 
sxcess of 26 D K, a temperature controller maintaining said composition at said . 
xamperature to exhibit said superconductivity and a current source passing an electrical i „ 
superconducting current through said composition .with said phrase exhibiting said 
superconductivity. . ' . • 

CLAIM 1 83 (Previously Presented) An apparatus comprising a superconducting transition 
metal oxide having a superconductive onset temperature greater than 26 D K, a 
temperature controller maintaining said superconducting transition metal oxide at a , 
temperature less than said superconducting onset temperature and a current source.^ 
flowing a superconducting current therein. 

CLAIM 184 (Previously Presented) An apparatus compr ising a superconducting copper 
oxicta having a superconductive onset temperature greater than 26°K, a temperature , 
controller maintaining said superconducting copper oxide at a temperature less tharj said 
sypsrcenducting onset temperature and a current source flowing a superconducting. _ ; 
current in said superconducting oxide. 



i-.oZi.-7r> om Pan© AO r.f R7 Docket NO. YO987-074BZ 

s 39CVDAT 12/18/20033:00:26 PM [Eastern Standard Time] * SVR:USPTO-EFXRF-1/24 * DN1S:2731 319 ' CSID:914 945 4073 'DURATION (mm-ss):11-20 



DEC 18 '03 15:16 FR 00- IBM Y0RKT0UIN 



914 945 4073 TO 915712731319 P. 45 



CLAIM 185 (Previously Presented) An apparatus comprising a superconducting oxide 
composition having a superconductive onset temperature greater than 26 D K, a 
temperature controller maintaining said superconducting copper oxide at a temperature 
less than said superconducting-onset temperature and a current source flowing a 
superconducting current therein, said composition comprising at least one each of rare 
earth, an alkaline earth, and copper. 

CLAIM 186 (Previously Presented) An apparatus comprising a superconducting oxide 
composition having a superconductive onset temperature greater than 26°K, a 
temperature controller maintaining said superconducting copper oxide at a temperature 
less than said superconducting onset temperature and a current source flowing a 
superconducting electrical current therein, said composition comprising at least one each 
of a Group !H B element, an alkaline earth, and Copper. 

CLAIM 187 (Previously Presented) An apparatus comprising a superconducting electrical y 
current in a transition metal oxide having a T c greater than 26°K and maintaining said Y . 
transition metal oxide at a temperature less than said T c . % 

CLAiM 188 (Previously Presented) An apparatus comprising a current source flovving a 
superconducting current in a copper oxide having a T c greater than 26°K and a 
temperature controller maintaining said copper oxide at a temperature less than said T c . 

CLAIM 189 (Currently Amended) An apparatus comprising tho otopc of : 

a composition of the formula Ba x La x -5, Cu50Y, wherein x is from about 0.75 to abp.uU and 
y is the oxygen deficiency resulting from annealing said composition at temperatures from 
about 540°C to about 950°C and for times of about 15 minutes to about 12 hours, said 
composition having a metal oxide phase which exhibits a superconducting state.ata 
cntbsi Jemperature in excess of 26 6 K; 



Sena! Ho. 08/479,810 Page 43 of 87 Docket No. YO987-074BZ 

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914 945 4073 TO 915712731319 P. 02 



a temperature controller maintaining the temperature of said composition at a 
temperature less than said critical temperature to induce said superconducting state in 
said metal oxide phase; and 

a current source passing an electrical current through said composition while said metal 
oxide phase is in said superconducting state. 

CLAIM 190 (Previously Presented) An apparatus comprising a current source flowing a 
superconducting electrical current in a composition of matter having a T c greater than 
26°K, said composition comprising at least one each of a Group 111 B element, an alkaline 
earth, and copper oxide and a temperature controller maintaining said composition of 
matter at a temperature less than T c . 

CLAIM 191 (Previously Presented) An apparatus comprising a current source flowing a 
superconducting electrical current in a composition of matter having a T c greater than . 
£8% said composition comprising at least one each of a rare earth, alkaline earth, and 
copper oxide and a temperature controller maintaining said composition of matter at a 
temperature less than said TV 

GLAIM 192 (Previously Presented) An apparatus comprising a current source flowing a 
superconducting electrical current in a composition of matter having a T c greater than 
2Q P K. said composition comprising at least one each of a rare earth, and copper Qxjde 
and a temperature controller maintaining said composition of matter at a temperature less 
than said T c . u 

Ci AIM 1 93 (Previously Presented) An apparatus comprising a current source flowing a 
Superconducting electrical current in a composition of matter having a T c greater thaip, 
26 r K carrying, said composition comprising at least one each of a Group 111 B element, 
'■•'and copper oxide and a temperature controller maintaining said composition of matter at 
& !£!T?perature less than said T c . 



• < n. Arwnn o-ir» a a nf «7 nnrkpt Nn YO987-074BZ 

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DEC 18 '03 15=18 FR OO-IBM YORKTDUIN 914 945 4073 TO 915712731319 P. 03 



CLAIM 194 (Previously Presented) An apparatus comprising a current source flowing a 
superconducting electrical current in a transition metal oxide comprising a T C >26°K and a 
temperature controller maintaining said transition metal oxide at a temperature less than 
said T c . 

CLAIM 195 (Previously Presented) An apparatus comprising a current source flowing a 
superconducting electrical current in a copper oxide composition of matter comprising a 
Tc>2G°K and a temperature controller maintaining said copper oxide composition of 
matter at a temperature less than said T c . 

CLAIM 196 (Previously Presented) An apparatus comprising: 

s composition including a transition metal, a Group ill B element, an alkaline earth 
-element, and oxygen, where said composition is a mixed transition metal oxide havjng a 
non-stoichiometric amount of oxygen therein and exhibiting a superconducting state.at a 
temperature greater than 26°K, ; ,; 

a temperature controller maintaining said composition in said superconducting state at a 
temperature greater than 26°K, and ..• 

a current source passing an electrical current through said composition while said 
composition is in said superconducting state. . .. ^ 

CLAIM 107 (Previously Presented) The apparatus of claim 196, where said transition . 
metal is. copper. . . : ■ 

CLAIM 198 (Previously Presented) A superconductive apparatus for causing electric 
Gurr®nV^,w in a superconductive state at a temperature in excess of 26°K, comprising: 

(a) a superconductor element made of a superconductive composition, the , 
superconductive composition consisting essentially of a copper-oxide compound having 



P*n* 4* nf R7 Docket No. YO987-074BZ 

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914 945 4073 TO 915712731319 P. 04 



a substantially layered perovskite crystal structure, the composition having a 
superconductor transition temperature T c of greater than 26"K, 

(b) a temperature controller maintaining the superconductor element at a temperature 
above 26°K and below the superconductor transition temperature T c of the 
superconductive composition; and 

(c) a current source causing an electric current to flow in the superconductor element. 

CLAIM 199 (Previously Presented) The superconductive apparatus according to claim 

1 98 in which the copper-oxide compound of the superconductive composition includes at 
ieast one element selected from the group consisting of a rare-earth element, a Group III 
B element and ah alkaline-earth element. 

CLAIM 200 (Previously Presented) The superconductive apparatus according to claim 
■i 99 in which the rare-earth is lanthanum. 

CLAIM 20 i (Previously Presented) The superconductive apparatus according to claim 

199 in which the alkaline-earth element is barium. 

CLAIM 202 (Previously Presented) The superconductive apparatus according to claim 
•598 in which the copper-oxide compound of the superconductive composition inpludes 
mixed valent copper ions. • : 

CLAIM 203 (Previously Presented) The superconductive apparatus according to claim 

202 \r\ which the copper-oxide compound includes at least one element in a 
nonstoichiometric atomic proportion. ; . ;• 

CLAIM 204 (Previously Presented) The superconductive apparatus according to. claim . 

203 in which oxygen is present in the copper-oxide compound in a nonstoichiometric. 
atomic proportion. 

k,~ nou'TQ am Pan* 4fi of 87 Docket No. YO987-074BZ 

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CLAIM 205 (Previously Presented) A superconductive apparatus for conducting an 
electric current essentially without resistive losses, comprising: 

(a) a superconductor element made of a superconductive composition, the 
superconductive composition consisting essentially of a copper-oxide 
compound having a substantially layered perovskite crystal structure, the 
copper-oxide compound including at least one element selected from the 
group consisting of a rare-earth element, a Group III B element and an 
sikaline-earth element, the composition having a superconductive/resistive 
transition defining a superconductive/resistive-transition temperature range 
; between an upper limit defined by a transition-onset temperature T c and a 
sower limit defined by an effectively-zero-bulk-resistivity intercept . 
temperature 1>o , the transition-onset temperature T c being greater than 
26°K; 

it:;, a temperature controller maintaining the superconductor element at a 

viper ature below "the effectively-zero-bulk-resistivity intercept ^ 
temperature T p . 0 of the superconductive composition; and 

(;;) a current source causing an electric current to flow in the superconductor , 
element. 

Ct.AiM 206 (Previously Presented) The superconductive apparatus according tq.clajm 
205 in which said at least one element is lanthanum. . . : 

CLAM 207 (Previously Presented) The superconductive apparatus according to claim 
%Wk ;n which the alkaline-earth element is barium. : . . ., 



Dafla ai rt f R7 Docket No. YO987-074BZ 

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914 945 4073 TO 915712731319 P. 06 



CLAIM 208 (Previously Presented) The superconductive apparatus according to claim 
205 in which the copper-oxide compound of the superconductive composition includes 
mixed valent copper ions. 

CLAIM 209 (Previously Presented) The superconductive apparatus according to claim 

208 in which the copper-oxide compound includes at least one element in a 
nonstoichiometric atomic proportion. 

CLAIM 210 (Previously Presented) The superconductive apparatus according to claim 

209 in which oxygen is present in the copper-oxide compound in a nonstoichiometric 
atomic proportion. 

CLAIM 21 1 (Previously Presented) A superconductive apparatus for causing 
electric-current flow in a superconductive state at a temperature in excess of 26°K, 
comprising: . -.. 

(a) a superconductor element made of a superconductive composition, the 
superconductive composition consisting essentially of a copper-oxide 
compound having a substantially layered perovskite crystal structure, the 
composition having a superconductive transition temperature T c of greater 
than 26°K, said superconductive composition includes at least one element 
selected from the group consisting of a Group f I A element, a rare earth 
element; and a Group III B element; 

(b) a temperature controller maintaining the superconductor element at a 
>emperature above 26°K and below the superconductor transition 
temperature T c of the superconductive composition; and 

(c) u current source causing an electric current to flow in the superconductor 
stement. 



e„..4,.: -»rm7o am Pans 48 of 87 Docket No. YO987-074BZ 

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CLAIM 212 (Previously Presented) A superconductive apparatus for conducting an 
electric current essentially without resistive losses, comprising: 

I (a) a superconductor element made of a superconductive composition, the 
superconductive composition consisting essentially of a copper-oxide 
compound having a substantially layered perovskite crystal structure, the 
copper-oxide compound including at least one element selected from the 
group consisting of a Group II A element, a rare earth element and a Group 
Ul B element, the composition having a superconductive/resistive transition 
defining a superconductive/resistive-transition temperature range between 
an upper limit defined by a transition-onset temperature T c and a lower limit 
defined by an effectively-zero-bu Ik-resistivity intercept temperature T p =o . 
the transition-onset temperature T e being greater than 26°K; 

(b) a temperature controller maintaining the superconductor element at a 
temperature below the effectively-zero-bulk-resistivity intercept 
temperature T^of the superconductive composition; and 

(c) a current source causing an electric current to flow in the superconductor 

element. 

CLAIM 213 (Previously Presented) A superconductive apparatus for causing 
eiectric-current flow in a superconductive state at a temperature in excess of 26°K,. 
comprising: 

(a) a superconductor element made of a superconductive composition, the 
superconductive composition consisting essentially of a copper-oxide 
compound having a substantially layered perovskite crystal stmcture, the 
composition having a superconductive transition temperature T c of greater 
than 26°K, said superconductive composition includes a Group II A element 
and at least one element selected from the group consisting of a rare earth 
element and a Group Hi B element; 



ORM7Q am Pane 49 of 87 Docket No. YO987-074BZ 

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914 945 4073 TO 915712731319 P. 08 



(b) a temperature controller maintaining the superconductor element at a 
temperature above 26°K and below the superconductor transition 
temperature T c of the superconductive composition; and 

(c) a current source causing an electric current to flow in the superconductor 
element. 

CLAIM 214 (Previously Presented) A superconductive apparatus for conducting an 
electric current essentially without resistive losses, comprising: 

(a) a superconductor element made of a superconductive composition, the 
superconductive composition consisting essentially of a copper-oxide 
compound having a substantially layered perovskite crystal structure, the 
copper-oxide compound including a Group II A element and at least one 
dement selected from the group consisting of a rare earth element and a 
Group III B element, the composition having a superconductive/resistive 
transition defining a superconductive-resistive-transition temperature range 
between an upper iimit defined by a transition-onset temperature T 5 and a 
iower limit defined by an effectively-zero-bulk-resistivity intercept 
temperature T p=0 , the transitionronset temperature T c being greater than 
26^; 

<b) a temperature controller maintaining the superconductor element at a 
temperature below the effectively-zero-bulk-resistivity intercept 
iTiperature T p = 0 of the superconductive composition; and 

(c) a current source causing an electric current to flow in the superconductor 
element. 



c« r :.,i wn no/A7Q ri n Paae 50 of 87 Docket No. YO987-074BZ 

AGE OM * RCVD AT 121820033:12:50 PM [Eastern Standard Time] * SVR:USPTO-EFXRF-1/24 * DNIS:2731319* CSID:914 945 4073-* DURATION (mm-ss):1140 



DEC 18 '03 15=19 FR 00-IBM YORKTOUIN 



914 945 4073 TO 915712731319 P. 09 



CLAIM 215 (Previously Presented) A superconductive apparatus for causing 
electric-current flow in a superconductive state at a temperature in excess of 26°K, 
comprising: 

(a) a superconductor element made of a superconductive composition, the 
superconductive composition consisting essentially of a transition metal 
oxide compound having a substantially layered perovskite crystal structure, 
the composition having a superconductive transition temperature T c of 
greater than 26°K, said superconductive composition includes a Group II A 
element and at least one element selected from the group consisting of a 
rare earth element and a Group III B element; 

(by a temperature controller maintaining the superconductor element at a 
temperature above 26 C K ajid below the superconductor transition T c of the 
superconductive composition; and ■ .j ^ 

; r ; a current source causing an electric currentto flow in the superconductor 
eiement. 

CLAiM 216 (Previously Presented) A superconductive apparatus for conducting an^ , . .h 
•'Steele current essentially without jresistive losses, comprising; 

(a) a superconductor element made of a superconductive 
composition, the superconductive composition consisting essentially of a 
transition metal-oxide compound having a substantially layered perovskite 
crystal structure, the transition metal-oxide compound including a Group II 
A element and at least one element selected from the group consisting of a 
titYo earth element and a Group III B element, the composition having a 
SUperconductive/resistive transition defining a s , 
superconductive/resistive-transition temperature range between an upper 
limit defined by a transition-onset temperature T c and a lower limit defined , 



~ no*-,* cma Pan* si nf 87 Docket No. YO987-074BZ 

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914 945 4073 TO 915712731319 P. 10 



by an effectively-zero-bulk-resistivity Intercept temperature Tp=o, the 
transition-onset temperature T c being greater than 26°K; 

(b) a temperature controller maintaining the superconductor element at a 
temperature below the effectively-zero-bulk-resistivity intercept 
temperature T p=0 of the superconductive composition; and 

(c) a current source causing an electric current to flow in the superconductor 
element. 

CLAIM 217 (Previously Presented) An apparatus according to claim 182 wherein said, 
composition comprises a substantially layered perovskite crystal structure. 

CLAIM £18 (Previously Presented) An apparatus according to claim 183 wherein.said 
superconducting transistor metal oxide comprises a substantially layered perovskite 
crystal structure. . ; 

CLAIM 219 (Previously Presented) An apparatus according to claim 184 wherein said 
superconducting copper oxide comprises a substantially layered perovskite crystal 
stsucture. 

CLAIM 220 (Previously Presented) An apparatus according to claim 185 wherein. sajd.^ 
superconducting oxide compositidn comprises a substantially layered perovskite crystal 

s'^ucture. ' • 

CLAM 221 (Previously Presented) An apparatus according to claim 186 wherein .said, 
superconducting oxide composition comprises a substantially layered perovskite crystal 

structure. . 

CLAIM 222 (Previously Presented) An apparatus according to claim 187 wherein said, 
transistor metal oxide comprises a substantially layered perovskite crystal structure^. 



... * n ,A-Tn e>4n Por,i» *9 nf ft7 Docket No. YO987-074BZ 

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DEC 18 '03 15=20 FR OO-IBM YORKTOUIN 914 945 4073 TO 915712731319 P. 11 



CLAIM 223 (Previously Presented) An apparatus according to claim 188 wherein said, 
copper oxide comprises a substantially layered perovskite crystal structure. 

CLAIM 224 (Previously Presented) An apparatus according to claim 189 wherein said . 
composition comprises a substantially layered perovskite crystal structure. 

CLAIM 225 (Previously Presented) An apparatus according to claim 1 90 wherein said 
composition of matter comprises a substantially layered perovskite crystal structure. 

CLAIM 226 (Previously Presented) An apparatus according to claim 191 wherein said 
composition of matter comprises substantially layered perovskite crystal structure. 

CLAIM 227 (Previously Presented) An apparatus according to claim 192 wherein said 
composition of matter comprises a substantially layered perovskite crystal structure. 

CLAIM 228 (Previously Presented) An apparatus according to claim 1 93 wherein .said . 
composition of matter comprises substantially layered perovskite crystal structure. 

CLAIM 229 (Previously Presented) An apparatus according to claim 194 wherein said, . 
aansistor metal oxide comprises substantially layered perovskite crystal structure. 

CLAIM 230 (Previously Presented) An apparatus according to claim 195 wherein said 
copper oxide composition comprises substantially layered perovskite crystal structure. 

CLAIM 231 (Previously Presented) An apparatus comprising a composition of matter 
having a T c greater than 26°K carrying a superconducting current, said composition 
comprising at least one each of a rare earth, an alkaline earth, and copper oxide. 



AOM-7noin PanpR.W87 Docket No. YO987-074B2 

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914 945 4073 TQ 915712731319 P. 12 



CLAIM 232 (Previously Presented) An apparatus comprising: 

a transition metal oxide comprising a phase therein which exhibits a superconducting 
state at a critical temperature in excess of 26°K, 

a temperature controller for maintaining the temperature of said material at a temperature 
less than said critical temperature to produce said superconducting state in said phase, 
and 

a source of an electrical supercurrent through said transition metal oxide while it is in said 
superconducting state. 

CLAIM 233 (Previously Presented) An apparatus according to claim 232, where said 
iansition metalox.de is comprised of a transition metal capable of exhibiting multivalent 
states. . . 

CLAIM 234 (Previously Presented) An apparatus according to claim 232, where said 
transition metal oxide is comprised of a Cu oxide. u _ 

CLAIM 235 (Previously Presented) An apparatus comprising. 

s composition including a transition metal, a rare earth or rare earth-like element, an , 
alkaline earth element, and oxygen, where said composition is a mixed transition metal 
oxide comprising a non-stoichiometric amount of oxygen therein and exhibiting a . 
superconducting state at a temperature greater than 26°K, 

atemperature controller for maintaining said composition in said superconducting state at 
a temperature greater than 26°K, and 

& aoureo of an electrical current through said composition while said composition is in said 
superconducting state. 

........ ™„™°<n Panpft4of87 Docket No. Y0987 -074 BZ 

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914 945 4073 TD 915712731319 P. 13 



CLAIM 236 (Previously Presented) An apparatus according to claim 235, where said 
Transition metal is copper. 

CLAIM 237 (Previously Presented) An apparatus comprising: 

a composition exhibiting a superconductive state at a temperature in excess of 26°K, a 
temperature controller for maintaining said composition at a temperature in excess of 
26°K at which temperature said composition exhibits said superconductive state, and . 

a source of an electrical current through said composition while said composition is in said 
superconductive state. 

CLAIM 238 (Previously Presented) An apparatus according to claim 237, where said 
composition is comprised of a metal oxide. 

CLAIM 239 (Previously Presented) An apparatus according to claim 238, where said ; > 
composition is comprised of a transition metal oscsde. 

CLAIM 240 (Previously Presented) An apparatus capable of carrying electric current flow < 
in a superconductive state at a temperature in excess of 26°K, comprising: , , 

(a) a superconductor element made of a superconductive composition, the 
superconductive composition consisting essentially of a copper-oxide compound 
comprising a layer-type perovskite-like crystal structure, the composition comprising a 
superconductor transition temperature T c of greater than 26°K; 

(b) & temperature controller for maintaining the superconductor element at a temperature 
cibSvfe 26°K and below the superconductor transition temperature T c of the 
suf^feonductive composition; and 



r*. ki™ hom7^ a Pane w R7 Docket No. YO987-074BZ 

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914 945 4073 TO 915712731319 P. 14 



(c) a source of an electric current to flow in the superconductor element. 

CLAIM 241 (Previously Presented) An apparatus according to claim 240 in which the . 
copper-oxide compound of the superconductive composition includes at least one 
rare-earth or rare-earth-like element and at least one alkaline-earth element. 

CLAIM 242 (Previously Presented) An apparatus according to claim 241 in which the 
rare-earth or rare-earth-like element is lanthanum. 

CLAIM 243 (Previously Presented) An apparatus according to claim 241 in which the 
alkaline-earth element is barium. 

CLAIM 244 (Previously Presented) An apparatus according to claim 240 in which the 
copper-oxide compound of the superconductive composition includes mixed valent 
copper ions. .• .. . 

CLAIM 245 (Previously Presented) An apparatus according to claim 244 in whiqh the 
copper-oxide compound includes: at least one element in a nonstoichiometric atpmic 

oroportion. • • - :. 

CLAIM 246 (Previously Presented) An apparatus according to claim 245 in which oxygen 
is present in the copper-oxide compound in a nonstoichiometric atomic proportipn. g ■ 

CLAIM 247 (Previously Presented) An apparatus for conducting an electric current, . 
(ssserntially without resistive losses, comprising: 

(a) a superconductor element made of a superconductive composition, the 
superconductive composition consisting essentially of a copper-oxide compound 
comprising a iayer-type perovs kite-like crystal structure, the copper-oxide compound 
indiieiing at least one rare-earth or rare-earth-like element and at least one alkaline-earth 
element, the composition comprising a superconductive/resistive transition defining .a . 



o~--i m~ naM7o ft-in Pane 56 of 87 Docket No. YO987-074BZ 

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914 945 4073 TO 915712731319 P. 15 



superconductive/resistive-transition temperature range between an upper limit defined by 
a transition-onset temperature T c and a lower limit defined by an 
effectively-zero-bulk-resistivity intercept temperature Tp=o . the transition-onset 
temperature T c being greater than 26°K; 

(b) a temperature controller for maintaining the superconductor element at a temperature 
below the effectively-zero-bulk-resistivity intercept temperature T p=0 of the 
superconductive composition; and 

(c) a source of an electric current to f Ibw in the superconductor element. 

CLAIM 248 (Previously Presented) An apparatus according to claim 247 in which the 
iare^arth or rare-earth-like element is lanthanum. , . 

CLAIM 249 (Previously Presented) An apparatus according to claim 247 in which the 
alkaline-earth element is barium. 

CLAIM 250 (Previously Presented) An apparatus according to claim 247 in which the 
sopper-oxide compound of the superconductive composition includes mixed valent , 
soppar ions. . . : -' 

CLAIM 251 (Previously Presented) An apparatus according to claim 250 in which the ^ 
copper-oxide compound includes at least one element in a nonstoichiometric atomic 

proportion. •:• •. ...... 

cum 252 (Previously Presented) An apparatus according to claim 251 in which oxygen, 
is present in the copper-oxide compound in a nonstoichiometric atomic proportion. . 



o-..:-. »i~ .Ho//ivo am Paae 57 of 87 Docket No. YO987-074BZ 

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CLAIM 253 (Previously Presented) An apparatus comprising: 

a copper oxide comprising a phase therein which exhibits a superconducting state at a 
critical temperature in excess of 26°K; 

a temperature controller for maintaining the temperature of said material at a temperature 
less than said critical temperature to produce said superconducting state in said phase; 

a source of an electrical supercurrent through said copper oxide while it is in said 
superconducting state; 

said copper oxide includes at least one element selected from the group consisting of a 
Group II A element, a rare earth element and a Group III B element. 

CLAIM' 254 (Previously Presented) An apparatus comprising: 

s a composition including copper, oxygen and an element selected from the group 
consisting of a Group II A element, a rare earth element and a Group III B element, where 
said composition is a mixed copper oxjde comprising a non-stoichiometric amount of 
oxygen therein and exhibiting a superconducting state at a temperature greater than 
26°K; • 

a temperature controller for maintaining said composition in said superconducting state at 
& temperature greater than 26°K; and , 

a source of an electrical current through said composition while said composition is in said 
superconducting state. .<■,.. 



nn «-7noHA Done «fl <-rf A7 Dnnket No. YO987-074BZ 

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CLAIM 255 (Previously Presented) An apparatus comprising: 

a composition exhibiting a superconductive state at a temperature in excess of 26°K; 

a temperature controller for maintaining said composition at a temperature in excess of 
26°K at which temperature said composition exhibits said superconductive state; 

a source of an electrical current through said composition while said composition is in said 
superconductive state; and 

said composition including a copper oxide and an element selected from the group 
nonsisting of Group II A element, a rare earth element and a Group III B element. 

CLAIM 256 (Previously Presented) An apparatus capable of carrying an electric-current 
flow in a superconductive state at a temperature in excess of 26°K, comprising: 

(a) a superconductor element made of a superconductive composition, the , 
superconductive composition consisting essentially of a copper-oxide compound 
comprising a layer-type perovskite-like crystal structure, the composition comprising a 
superconductive transition temperature T c of greater than 26°K, said superconductive 
composition includes at least one element selected from the group consisting of a Group 
!i A element, a rare earth element; and a Group III B element; . , 

(b) a temperature controller for maintaining the superconductor element at a temperature 
above 26°K and below the superconductor transition temperature T c of the ; 
superconductive comoosition; and 

■(c) a source of an electric current to flow in the superconductor element. 



P*n« nf R7 Docket No. YO987-074BZ 

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914 945 4073 TO 915712731319 P. 18 



CLAIM 257 (Previously Presented) An apparatus capable of carrying an electric current 
essentially without resistive losses, comprising: 

(a) a superconductor element made of a superconductive composition, the 
superconductive composition consisting essentially of a copper-oxide compound 
comprising a layer-type perovskite-like crystal structure, the copper-oxide compound 
including at least one element selected from the group consisting of a Group II A element, 
a rare earth element and a Group III B element, the composition comprising a 
superconductive/resistive transition defining a superconductive/resistive-transition 
temperature range between an upper limit defined by a transition-onset temperature T c 
and a lower limit defined by an effectiyely-zero-bulk-resistivity intercept temperature Tp=p, 
•ihe transition-onset temperature T c being greater than 26°K; ^. 

(b) a temperature controller for maintaining the superconductor element at a temperature , 
below the effectively-zero-bulk-resistivity intercept temperature Tp= 0 of the 
superconductive composition; and ; , 

!'c) a source of an electric current to flow in the superconductor element. 

CLAIM 258 (Previously Presented) An apparatus comprising: .. ;•. 

a copper oxide comprising a phase therein which exhibits a superconducting state at a .... 
critical temperature in excess of 26°K; ;• ■ 

& temperature controller for maintaining the temperature of said material at a temperature ., 
km mu *aid critical temperature to produce said superconducting state in saici phase;, 

a source of an electrical supercurrent through said copper oxide while it is in said , ± . . . 
superconducting state; 



p-a.uu «oM7o»in Pan* fin nf fi7 Docket No. YO987-074BZ 

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said copper oxide includes at least one element selected from the group consisting of a 
Group II A element and at least one element selected from the group consisting of a rare 
earth element and a Group III B element. 

CLAIM 259 (Previously Presented) An apparatus comprising: 

a composition including copper, oxygen and an element selected from the group 
consisting of at least one Group II A element and at least one element selected from the 
group consisting of a rarejjarth element and a Group III B element, where said 
composition is a mixed copper oxide comprising a non-stoichiometric amount of oxygen 
•therein and exhibiting a superconducting state at ^temperature greater than 26°K; 

a temperature for maintaining said composition in said superconducting state at a 
xsmperature greater than 26°K; and 

ix source of an electrical current through said composition while said composition js in s^io? 
superconducting state. 

CL.--M 260 (Previously Presented) An apparatus comprising: A „ . 

a composition exhibiting a superconductive state at a temperature in excess of 26°K; . 



a temperature for maintaining said composition at a temperature in excess of 26°K at . 
which temperature said composition exhibits said superconductive state; 

c so:;:c©-af an electrical current through said composition while said composition js in said 
superconductive state; and . v . .< .. 

»B(d composition including a copper oxide and at least one element selected from the . 
group consisting of Group II A and at least one element selected from the group . , , . 
consisting of a rare earth element and a Group III B element. . „ .:;., 



noM7f>am PanAfilnfB7 Docket No. YO987-074BZ 

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914 945 4073 TO 915712731319 P. 20 



CLAIM 261 (Previously Presented) An apparatus capable of carrying an electric-current 
flow in a superconductive state at a temperature in excess of 26°K, comprising: 

(a) a superconductor element made of a superconductive composition, the 
superconductive composition consisting essentially of a copper-oxide compound 
comprising a layer-type perovskite-like crystal structure, the composition comprising a 
superconductive transition temperature T c of greater.than 26°K, said superconductive 
composition includes at least one element selected from the group consisting of a Group 
II A element and at least one element selected from the group consisting of a rare earth 
element and a Group ill B element; 

(b) . a temperature controller for maintaining the superconductor element at a temperature 
above 26 a K and below the superconductor transition temperature T c of the . - 

superconductive composition; and 

(c) a source of an electric current to flow in the superconductor element. 

CLAIM 26* (Previously Presented) An apparatus for conducting an electric current, 
Essentially without resistive losses, comprising: ,,• 

t» a superconductor element made of a superconductive composition , the , . > 
superconductive composition consisting essentially of a copper-oxide compound 
comprising a layer-type perovskite-like crystal structure, the copper-oxide compound 
including at least one element selected from the group consisting of a Group II A element 
grid at least one element selected from the group consisting of a rare earth element and a 
Group III B element, the composition comprising a superconductive/resistive transition 
defining a superconductive-resistive-transition temperature range between an upper limit 
defined by a transition-onset temperature T c and a lower limit defined by an 
effectively-zero-bulk-resistivity intercept temperature T p=0 . the transition-onset ; 
temperature T c being greater than 26°K; ; ; 

«v.^om^ nDM^ooin Pane 62 of 87 Docket No. YO987-074BZ 

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(b) a temperature controller for maintaining the superconductor element at a temperature 
below the effectively-zero-bulk-resistivity intercept temperature T p=0 of the 
superconductive composition; and 

(c) a source of an electric current to flow in the superconductor element. 

CLAIM 263 (Previously Presented) An apparatus comprising: 

a' transition metal oxide comprising a phase therein which exhibits a superconducting 
state at a critical temperature in excess of 26°K; 

a temperature controller for maintaining the temperature of said material at a temperature 
jess man said critical temperature to produce said superconducting state in said phase; . 

a source of an electrical supercurrent through said copper oxide while it is in said 
superconducting state; 

Wid transitional metal oxide includes at least one element selected from the group 
consisting of a Group II A element arid at lest one element selected from the group 
insisting of a rare earth element and a Group III B element. 

CLAIMS 264 (Previously Presented) An apparatus comprising: 

s composition including a transition metal, oxygen and an element selected from the 
group consisting of at least one Group II A element and at least one element selected 
trorrrthe group consisting of a rare earth element and a Group III B element, where said 
Composition is a mixed transitional metal oxide formed from said transition metal and said 
oxygen, said mixed transition metal oxide comprising a non-stoichiometric amount of 
oxygen therein and exhibiting a superconducting state at a temperature greater than . 
26°K; 

m« no/>.vo am Pace 63 of 87 Docket No. YO987-074BZ 

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a temperature controller for maintaining said composition in said superconducting state at 
a temperature greater than 26°K; and 

a source of an electrical current through said composition while said composition is in said 
superconducting state. 

CLAIM 265 (Previously Presented) An apparatus comprising: 

et composition exhibiting a superconductive state at a temperature in excess of 28°K; 



a temperature controller for maintaining said composition at a temperature in excess of 
26°K at which temperature said composition exhibits said superconductive state; 

a source of an electrical current through said composition while said composition is in said 
superconductive state; and r . 

said composition including a transitional metal oxide and at least one element selected 
from the group consisting of Group H A element and at least one element selected from 
the group consisting of a rare earth element and a Group III 8 element. . ; 

CLAIM 266 (Previously Presented) An apparatus capable of carrying an electric-current, 
flow in a superconductive state at a temperature in excess of 26°K, comprising: 

(a) a superconductor element made of a superconductive composition, the 
s ^ e . eonductive composition consisting essentially of a transition metal oxide compound 
comprising a layer-type perovskite^like crystal structure, the composition comprising a 
superconductive transition temperature T c of greater than 26°K, said superconductive 
composition includes at least one element selected from the group consisting of a Group 
II A element and at least one element selected from the group consisting of a rare earth 
element and a Group III B element; 

P a0fi 64of87 Docket No. YO987-074BZ 

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(b) a temperature controller for maintaining the superconductor element at a temperature 
above 26°K and below the superconductor transition T c of the superconductive 
composition; and .. . 

(c) a source of an electric current to flow in the superconductor element. 

CLAIM 267 (Previously Presented) An apparatus for conducting an electric current 
essentially, without resistive losses, comprising: 

(a) a superconductor element made of a superconductive composition, the 
superconductive composition consisting essentially of a .transition metal-oxide compound 
comprising a layer-type perovskite-like crystal structure, the transition metal-oxide .. 
compound including at least one element selected from the group consisting of a Group II 
;\ element and at least one element selected from the group consisting of a rare earth 
demerit and a Group III B element, the composition comprising a , 
ouperconducMve/reslsBve transition defining a superconductive/resistive-transition 
temperature range between an upper limit defined by a transition-onset temperature T c 
and a lower limit defined by an effectively-zero-bulk-resistivity intercept temperature T p = 0 . 
itie transition-onset temperature T c being greater than 26°K; { , 

(o) a temperature controller for maintaining the superconductor element at a temperature 
below the effectively-zero-bulk-resistivity intercept temperature T p = 0 of the 
superconductive composition; and .. - 

(c) a source of an electric current to flow in the superconductor element. 

CLAIM 268 (Previously Presented) An apparatus comprising: 

a copper oxide comprising a phase therein which exhibits a superconducting state at a 
critical temperature in excess of 26°K; 



.1 nofA^n oin 



PanR R5 of 87 Docket No. YO987-074BZ 

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914 945 4073 TO 915712731319 P. 24 



a temperature controller for maintaining the temperature of said material at a temperature 
less than said critical temperature to produce said superconducting state in said phase; 

a source for an electrical supercurrent through said copper oxide while it is in said 
superconducting state; 

said copper oxide includes at least one element selected from group consisting of a 
Group II A element, at least one element selected from the group consisting of a. rare 
earth element and at least one element selected from the group consisting of a Group III B 



element. 



CLAIM 269 (Previously Presented) An apparatus comprising: 

z exposition including copper, oxygen and an element selected from the group 
insisting of at least one Group.. II A element and at least one element selected from the, 
group consisting of a rare earth element at least one element selected from the group 
consisting of a Group III B element, where said composition is a mixed copper oxide ,. 
comprising a non-stoichiometric amount of oxvgen therein and exhibiting a 
cuperconducting state at a temperature greater than 26°K; 

a temperature controller for maintaining said composition in said superconducting state at, 
a temperature greater than 26°K; and , v 

aftutee oy an electrical current through said composition while said composition is in said 

«uc.;rccnductirig state. . .. 



.... „ BM 7o am Pace 66 of 87 Docket No. YO987-074BZ 

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CLAIM 270 (Previously Presented) An apparatus comprising: 

a composition exhibiting a superconductive state at a temperature in excess of 26°K; 

a temperature controller for maintaining said composition at a temperature in excess of 
^6°K at which temperature said composition exhibits said superconductive state; 

. a source of an electrical current through said composition while said composition is in said 
superconductive state; and 

said imposition including a copper oxide and at least one element selected from the 
group consisting of Group II A element, at least one element selected from the group 
consisting of a rare earth element and at least one element selected from the group 
sonsisting of a Group III B element. 

CLAIM"'271 (Previously Presented) An apparatus for causing an electric-current flow in a.. 
Hi p erco nd uctive state at a temperature in excess of 26°K, comprising: ^ 

(a) * superconductor element made of a superconductive composition, the 

siups rcondijctive composition consisting , 

e-s&entially of a copper-oxide compound comprising a layer-type perovskite-like crystal ^, 
structure, the composition comprising a superconductive transition temperature T c of 
greater than 26°K, said superconductive composition includes at least one element 
Elected from the group consisting of a Group II A element, at least one element selected 
v^ro the group consisting of a rare earth element and at least one element selected from 
the group consisting of a Group III B element; 

(b) a temperature controller for maintaining the superconductor element at a temperature 
afcoye 26°K and below the superconductor transition temperature T c of the . 
superconductive composition; and ... 

,.,.u l .A.«i 0 pm Pans 67 of 87 Docket No. YO987-074BZ 

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(c) a source of an electric current to flow in the superconductor element. 

CLAIM 272 (Previously Presented) An apparatus for conducting an electric current 
essentially without resistive losses, comprising: 

(a) a superconductor element made of a superconductive composition, the 
superconductive composition consisting essentially of a copper-oxide compound 
comprising a layer-type perovskite-like crystal structure, the copper-oxide compound 
including at least one element selected from the group consisting of a group I! A element, 
at least one element selected from the group consisting of a. rare earth element and at 
least one element selected from the group consisting of a Group III B element, the 
composition comprising a superconductive-resistive transition temperature defining a 
superconductive/resistive-transition temperature range between an upper limit defined by 
a transition-onset temperature T c and a lower limit defined by an . < 

fsifectively-zero-bulk-resistivity intercept temperature T p = 0 . the transition-onset , 
temperature T c being greater than 26°K; 

(b) a temperature controller for maintaining the superconductor element at a temperature, 
below the effectively-zero-bulk-resistivity intercept temperature T p=0 of the 
superconductive composition; and 

fc) a source of an electric current to flow in the superconductor element. 



CLAIM 273 (Previously Presented) An apparatus comprising a composition comprising a 
transition temperature greater than 26°K, the composition including a rare earth or 
alkaline earth element, a transition metal element capable of exhibiting multivalent states 
and oxygen, including at least one phase that exhibits superconductivity at temperature in 
excess of 26°K, a temperature controller for maintaining said composition at said 
temperature, to exhibit said superconductivity and a source of an electrical 



„ „ 0 ,.™ 0 ,n Pane 68 of 87 Docket No. YO987-074BZ 

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superconducting current through said composition with said phrase exhibiting said 
superconductivity. 

CLAIM 274 (Previously Presented) An apparatus comprising providing a superconducting 
transition metal oxide comprising a superconductive onset temperature greater than 
26°K . a temperature controller for maintaining said superconducting transition metal 
oxide at a temperature less than said superconducting onset temperature and a source of 
a superconducting current therein. 

CLAIM 275 (Previously Presented) An apparatus comprising a superconducting copper 
oxide comprising a superconductive onset temperature greater than 26°K, a temperature 
controller for maintaining said superconducting copper oxide at a temperature less than 
said superconducting onset temperature and a source of a superconducting current in 
i>aid superconducting oxide. ^ 

CLAIM. 276 (Previously Presented) An apparatus comprising a superconducting oxide 
composition comprising a superconductive onset temperature greater than 26°K , a 
temperature controller for maintaining said superconducting copper oxide at a 4 
.amperature less than said superconducting onset temperature and a source of a 
■ uperconducting current therein, said composition comprising at least one each of rare 
«arth, an alkaline earth, 
a-.f.o copper. 

CLAIM 277 (Previously Presented) An apparatus comprising a superconducting oxide 
composition comprising a superconductive onset temperature greater than 26°K, a 
temperature controller for maintaining said superconducting copper oxide at a 
temperature less than said superconducting onset temperature and a source of a 
S-jRisrconducting electrical current therein, said composition comprising at least one each 
of a Group III B element, an alkaline earth, and copper. . 



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CLAIM 278 (Previously Presented) An apparatus comprising a source of a 
superconducting electrical current in a transition metal oxide comprising a T c greater than 
26°K and a temperature controller for maintaining said transition metal oxide at a 
temperature less than said T c . 

CLAIM 279 (Previously Presented) An apparatus comprising a source of a 
superconducting current in a copper oxide comprising a T c greater than 26°K and a 
temperature controller for maintaining said copper oxide at a temperature less than said 



CLAIM 280 (Previously Presented) An apparatus comprising: 

a. composition of the formula Ba x Lai. 5 , Cu 5 O y , wherein x is from about 0.75 to about 1 and 
y is the oxygen deficiency resulting from annealing said composition at temperatures from 
: bout 540°C to about 950°C and for times of about 15 minutes to about 12 hours, said , . 
composition comprising a metal oxide phase which exhibits a superconducting state at a., 
critical temperature in excess of 26°K; 

a temperature controller for maintaining the temperature of said composition at a 

-. nperature less than said critical temperature to induce said superconducting state in • 

raid metal oxide phase; and 

a source of an electrical current through said composition while said metal oxide phase is 
in said superconducting state. 

'cum 281 (Previously Presented) An apparatus comprising a source of a 
superconducting electrical current in a composition of matter comprising a T c greater than 
2^!<, said composition comprising at least one each of a III B element, an alkaline earth, 
and copper oxide and a temperature controller for maintaining said composition of matter 
at a, vfi.rnperature less than T c . ■ . - 



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CLAIM 282 (Previously Presented) An apparatus comprising a source of a 
superconducting electrical current in a composition of matter comprising a T c greater than 
26°K, said composition comprising at least one each of a rare earth, alkaline earth, and 
copper oxide and a temperature controller for maintaining said composition of matter at a 
temperature less than said T 0 . 

CLAIM 283 (Previously Presented) An apparatus comprising a source of a 
superconducting electrical current in a composition of matter comprising a T c greater than 
26°K. said composition comprising at least one each of a rare earth, and copper oxide 
and a temperature controller for maintaining said composition of matter at a temperature 
iess than said T c . 

CLAIM 284 (Previously Presented) An apparatus comprising a source of a . 
superconducting electrical current in a composition of matter comprising a T c greater than 
;;6 a K carrying, said composition comprising at least one each of a III B element, .and . 
copper oxide and a temperature controller for maintaining said composition of matter at a f 
temperature less than said T c . ■,■ 

CLAIM 285 (Previously Presented) An apparatus comprising a source of a 4 
superconducting electrical current in a^ransition metal oxide comprising a T C >26°K. and a 
temperature controller for maintaining said transition metal oxide at a temperature less 

than said T c . : 

CLAIM 286 (Previously Presented) An apparatus comprising a source of a 
superconducting electrical current in a copper oxide composition of matter comprising a 
T<>2S 0 K and a temperature controller for maintaining said copper oxide composition of 
matter at a temperature less than said T c . , ... , 



.i rtn u-rn o<n Pane 71 R7 Docket No. YO987-074BZ 

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CLAIM 287 (Previously Presented) An apparatus comprising: 

a composition including a transition metal, a group 1IIB element, an alkaline earth element, 
and oxygen, where said composition is a mixed transition metal oxide comprising a 
non-stoichiometric amount of oxygen therein and exhibiting a superconducting state at a 
temperature greater than 26°K, 

a temperature controller for maintaining said composition in said superconducting state at 
a temperature greater than 26°K, and 

a source of an electrical current through said composition while said composition is in said 
superconducting state. . ■ •■ • • 

CLAIM 288 (Previously Presented) An apparatus according to claim 287, where^sajd. . 
transition metal is copper. , 

CLAIM 289 (Previously Presented) An apparatus for causing electric current flow in a ^ 
'%;perconductive state at a temperature in excess of 26°K, comprising: . 

(a) a superconductor element made of a superconductive composition, the 
superconductive composition consisting essentially of a copper-oxide compound 
comprising a substantially layered perovskite crystal structure, the composition ^ 
comprising a superconductor transition temperature T c of greater than 26°K; 



temperature controller for maintaining the superconductor element at a temperature 
above 2f>°K and below the superconductor transition temperature T c of the ; 
superconductive composition; and . ^ ■■ ■ - 

te) 3 source of an electric current to flow in the superconductor element. . H 



,c,,7n D1 n Pans 72 of 87 Docket No. YO987-074BZ 

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CLAfM 290 (Previously Presented) An apparatus according to claim 289 in which the 
oopper-oxide compound of the superconductive composition includes at least one 
element selected from the group consisting of a rare-earth element and a Group III B 
element and at least one alkaline-earth element. 

CLAIM 291 (Previously Presented) An apparatus according to claim 290 in which the 
rare-earth or rare-earth-like element is lanthanum. 

CLAIM 292 (Previously Presented) An apparatus according to claim 290 in which the 
aikaline-earth element is barium. 

CLAIM 293 (Previously Presented) An apparatus according to claim 289 in which the 
copper -oxide compound of the superconductive composition includes mixed valent 

-.opper ion-? ; r 

I i 

CLAIM 234 (Previously Presented) An apparatus according to claim 293 in which the , ; 
copper-oxide compound includes at least one element in a nonstoichiometric atomic 
proportion. 

CLAIM 295 (Previously Presented) An apparatus according to claim 294 in which oxygen 
i s present in the copper-oxide compound in a nonstoichiometric atomic proportion, . , 

CLAIM 296 (Previously Presented) An apparatus for conducting an electric current, . 
essentially without resistive losses , comprising : 

{a) a superconductor element made of a superconductive composition, the 
superconductive composition consisting essentially of a copper-oxide compound 
comprising a substantially layered perovskite crystal structure, the copper-oxide 
compound including at least one element selected from the group consisting of a. . 
rare-earth element and a Group III B element and at least one alkaline-earth element, the 
composition comprising a superconductive/resistive transition defining a 



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superconductive/resistive-transition temperature range between an upper limit defined by 
a transition-onset temperature T c and a lower limit defined by an 
effectively-zero-bulk-resistivity intercept temperature T p=0 , the transition-onset 
temperature T c being greater than 26°K; 

(b) a temperature controller for maintaining the superconductor element at a temperature 
below the effectiveiy-zero-bulk-resistivity intercept temperature T p =o of the 
superconductive composition; and 

(c) a source of an electric current to flow in the superconductor element. 

CLAIM 297 (Previously Presented) An apparatus according to claim 296 in which said at 
least one element is lanthanum. 

CLMM 298 (Previously Presented) An apparatus according to claim 296 in which the 
iiikaline-ftarth element is barium. - 

CLAIM. 299 (Previously Presented) An apparatus according to claim 296 in which the 
copper-oxide compound of the superconductive composition includes mixed valent 
copper ions. 

CLAIM 3G0 (Previously Presented) An apparatus according to claim 299 in which the ■ 
copper-oxide compound includes at least one element in a nonstoichiometric atomic " 

proportion. ... 

CLAIM 301 (Previously Presented) An apparatus according to claim 300 in which oxygen 
is present in the copper-oxide compound in a nonstoichiometric atomic proportion. 



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CLAIM 302 (Previously Presented) An apparatus for causing electric-current flow in a 
superconductive state at a temperature in excess of 26°K, comprising: 

(a) a superconductor element made of a superconductive composition, the 
superconductive composition consisting essentially of a copper-oxide compound 
comprising a substantially layered perovskite crystal structure, the composition 
comprising a superconductive transition temperature T c of greater than 26°K, said 
superconductive composition includes at least one element selected from the group 
consisting of a Group II A element, a rare earth element; and a Group ill B element; 

(b) a temperature controller for maintaining the superconductor element at a temperature 
above 26°K and below the superconductor transition temperature T c of the 
superconductive composition; and 

tc) a source of an slectric current to. flow in the superconductor element. 

CLAIM 303 (Previously Presented) An apparatus for conducting an electric current 
essentially without resistive losses, comprising: 

(a) tJ. superconductor element made of a superconductive composition, the .- - 
superconductive composition consisting essentially of a copper-oxide compound 
comprising a substantially layered perovskite crystal structure, the copper-oxide 
compound including at least one element selected from the group consisting of a. Group II 
A element, a rare earth element and a Group III B element, the composition comprising a 
superconductive/resistive transition defining a superconductive/resistive-transition 
vemperature range between an upper limit defined by a transition-onset temperature T c 
and a lower limit defined by an effectively-zero-bulk-resistivity intercept temperature T p=0 , 
Shetransition-onset temperature T c being greater than 26°K; . : 



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(b) a temperature controller for maintaining the superconductor element at a temperature 
below the effectively-zero-bulk-resistivity intercept temperature T p=0 of the 
superconductive composition; and 

(c) a source of an electric current to flow in the superconductor element. 

CLAIM -J04 (Previously Presented) An apparatus for causing electric-current flow in a 
superconductive state at a temperature in excess of 26°K, comprising : 

(a) a superconductor element made of a superconductive composition, the 
superconductive composition consisting essentially of a copper-oxide compound 
comprising a substantially layered perovskite crystal structure, the composition 
comprising a superconductive transition temperature T 0 of greater than 26°K, said 
superconductive composition includes at least one element selected from the group 
consisting of a Group II A element and at least one element selected from the group £ 
consisting of a rare earth element and a Group III B element; 

(D) & temperature controller for maintainmg'the superconductor element at a temperature 

abcva 26°K and below the superconductor transition temperature T 0 of the 

oipe. conductive composition; and . . 



(cj a source of an electric current to flow in the superconductor element. 



Clkm 305 (Previously Presented) An apparatus for conducting an electric current^. 
feSr^htiaily without resistive losses, comprising: 

(a) s superconductor element made of a superconductive composition, the ^ ^ . 

superconductive composition consisting essentially of a copper-oxide compound ^ 
prising a substantially layered perovskite crystal structure, the copper-oxide 
ccvr-pcund including at least one element selected from the group consisting of a Group II 
A eiement and at least one element selected from the group consisting of a rare earth 

NiVs nft/479.810 Page 76 of 87 Docket No. YO987-074BZ 

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element and a Group 111 B element, the composition comprising a 
superconductive/resistive transition defining a superconductive-resistive-transition 
temperature range between an upper limit defined by a transition-onset temperature Tc 
and a lower limit defined by an effectively-zero-bulk-resistivity intercept temperature Tp= 0 , 
the transition-onset temperature T c being greater than 26°K; 

'(b) a temperature controller for maintaining the superconductor element at a temperature 
below the effectively-zero-bulk-resistivity intercept temperature Tp*o of the 
superconductive composition; and 

(c) a source of an electric current to flow in the superconductor element. 

CLAIM 306 (Previously Presented) An apparatus for causing electric-current flow in a . 
superconductive state at a temperature in excess of 26°K, comprising: 

(si) a superconductor element made of a superconductive composition, the 
superconductive composition consisting essentially of a transition metal oxide compound 
comprising a substantially layered perovskite crystal structure, the composition . < 

comprising a superconductive transition temperature T c of greater than 26 D K, said 
superconductive composition includes at least one element selected from the group 
consisting of a Group II A element and at least one element selected from the group 
consisting of a rare earth element and a. Group III B element; 

{&} a temperature controller for maintaining the superconductor element at a temperatu 
above 26°K and below the superconductor transition T c of the superconductive 

composition; and . •: 

(c) a source of an electric current to flow in the superconductor element. £ 



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CLAIM 307 (Previously Presented) An apparatus for conducting an electric current 
essentially without resistive losses, comprising: 

(a) a superconductor element made of a superconductive composition, the 
superconductive composition consisting essentially of a transition metal-oxide compound 
comprising a substantially layered perovskite crystal structure, the transition metal-oxide 
compound including at least one element selected from the group consisting of a Group II 
A element and at least one element selected' from the group consisting of a rare earth 
element and a Group 111 B element, the composition comprising a 
superconductive/resistive transition defining a superconductive/resistive-transition 
temperature range between an upper limit defined by a transition-onset temperature T c 
gnd a lower limit defined by an effectively-zero-bulk-resistivity intercept temperature T p=0 , 
She transition-onset temperature T c being greater than 26°K; , 

(b) a temperature controller for maintaining the superconductor element at a temperature 
:>siow the effectively zero-bulk-resistivity intercept temperature Tp= 0 of the ^ 4 
superconductive composition; and ,. ; 

iO) 9 source of an electric current to flow in the superconductor element. 

CLAIM 308 (Previously Presented) An apparatus according to claim 273 whereiii said 
composition comprises a substantially layered perovskite crystal structure. 

CLAIM 309 (Previously Presented) An apparatus according to claim 274 wherein said 
superconducting transistor metal oxide comprises a substantially layered perovskite 
crystal structure. .;. ; 

CLAIM 310 (Previously Presented) An apparatus according to claim 275 wherein said 
superconducting copper oxide comprises a substantially layered perovskite crystal 
structure. 



Serial No. 08/479,810 Page 78 of 87 Docket No. YO987-074BZ 

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CLAIM 31 1 (Previously Presented) An apparatus according to claim 276 wherein said 
superconducting oxide composition comprises a substantially layered perovskite crystal 
structure. 

CLAIM 312 (Previously Presented) An apparatus according to claim 277 wherein said 
superconducting oxide composition comprises a substantially layered perovskite crystal 
siructure. 

CLAIM 313 (Previously Presented) An apparatus according to ciaim 278 wherein said 
transistor metal oxide comprises a substantially layerecTperovskite crystal structure. 

CLAIM 314 (Previously Presented) An apparatus according to claim 279 wherein said 
copper oxide comprises a substantially layered perovskite. crystal structure. 

i LAIM .315 (Previously Presented) An apparatus according to claim 280 wherein said, 
imposition comprises a substantially layered perovskite crystal structure. f 

CLAIM 316 (Previously Presented) An apparatus according to claim 281 wherein said 
imposition of matter comprises a substantially layered perovskite crystal structure. 

CLAIM 317 (Previously Presented) Art apparatus according to claim 282 wherein said 
composition of matter comprises substantially layered perovskite crystal structure. 

CLAIM 31 8 (Previously Presented) An apparatus according to claim 283 whereinsaid. 
composition of matter comprises a substantially layered perovskite crystal structure. 

•CLAIM 319 (Previously Presented) An apparatus according to claim 284 wherein said, 
composition of matter comprises substantially layered perovskite crystal structure. _ 

CLAIM 320 (Previously Presented) An apparatus according to claim 285 wherein said 
transistor metal oxide comprises substantially layered perovskite crystal structure. 

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CLAIM 321 (Previously Presented) An apparatus according to claim 286 wherein said 
copper oxide composition comprises substantially layered perovskite crystal structure. 

CLAIM 322 (New) A superconductive combination according to anyone of claims 84 or 85, 
wherein said mixed transition metal oxide can be made in bulk according to a principle 
comprising a general principle of ceramic science. 

CLAIM 323 (New) An apparatus according to anyone of claims 86, 87, 144. 146, 147, 163, 
m, 168, 169, 173, 174, 178, 182, 189, 196, 197, 214, 224, 235, 236, 237, 239, 254, 255, 
259, 260, 264, 265 or 273, wherein said composition can be made in bulk according to a 
principle comprising a general principle of ceramic science. 

CLAIM 324 (New) A combination according to anyone of claims 91 , 92 or 36 to 39, 
wherein said composition can be made in bulk according to a principle comprising a u 
general principle of ceramic science. 

CLAIM 325 (New) A superconductive apparatus according to anyone of claims 1 to 1 1, 33 
jo 35, 06 to 68, 109 or 130, wherein said composition can he made in bulk according tp a 
principle comprising a general principle of ceramic science. 

CLAIM 326 (New) An apparatus according to anyone of claims 93 to 95 or 138, whereir^ 
said mixed copper oxide can be made in bulk according to a principle comprising a 
general principle of ceramic science. 

CLAIM 327 (New) A combination according to anyone of claims 64 or 135, wherein said 
mixed copper oxide can be made in bulk according to a principle comprising a general 
principle of ceramic science. . . 



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CLAIM 328 (New) A superconductive apparatus according to anyone of claims 48 to 52, 
96 to 108 or 198 to 204, wherein said superconductive composition can be made in bulk 
according to a principle comprising a general principle of ceramic science. 

CLAIM 329 (New) A superconductive combination according to anyone of claims 1 2 to 23, 
110, 131 or 132, wherein said superconductive composition can be made in bulk 
according to a principle comprising a general principle of ceramic science. 

CLAIM 330 (New) An apparatus according to anyone of claims 1 85 or 220, wherein said 
superconductive composition can be made in bulk according to a principle comprising a 
general principle of ceramic science. 

CLAIM 331 (New) A device according to claim 111, wherein said superconductive 
knsition metal oxide can be made in bulk according to a principle comprising a general 
principle of ceramic science. 

CLAIM 332 (New) An apparatus according to anyone of claims 183. 217, 21 8, 274 or 309; 
wherein said superconductive transition metal oxide can be made in bulk according to a, 
principle comprising a general principle, of ceramic, science. . 

CLAIM 333 (New) A device according to claim 112, wherein said superconductive copper 
oxide car, be made in bulk according to 9 principle comprising a general principle of 
ceramic science. 

CLAIM 334 (New) An apparatus according to anyone of claims 275, 276, 31 0 or 3 1 1 , . 
wh*retn ©aid superconductive copper oxide can be made in bulk according to a principle 
comprising. a general principle of ceramic science. 

CLAIM 335 (New) A device according to claim 113, wherein said superconductive oxide , 
composition can be made in bulk according to a principle comprising a general principle of 
ceramic science. . ■ . ; , 

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CLAIM 336 (New) An apparatus according to anyone of claims 186, 221. 272 or 312, 
wherein said superconductive oxide composition can be made in bulk according Xo a 
principle comprising a general principle of ceramic science. 

CLAIM 337 (New) A device according to anyone of claims 114 or 117, wherein said 
transition metal oxide can be made in bulk according to a principle comprising a general 
principle of ceramic science. 

CLAIM 338 (New) An apparatus according to anyone of claims 24 to 26, 60 to 63, 116, 
141 to 143, 172, 187, 222, 232 to 234, 263, 278, 285, 287, 288, 313 or 320, wherein said 
transition metal oxide can be made in bulk according to a principle comprising a general 
principle of ceramic science. 

C? AIM 339 (New) A superconductive apparatus according to anyone of claims 27-32 or 
m, wherein said transition metal oxide can be made in bulk according to a principle ^ 
comprising a general principle of ceramic science: cv - 

CLAIM 340 (New) An invention according to claim 118, wherein said transition metal . 
oxide can be made in bulk according to a principle comprising a general principle of -i 
:>3! ; amic science. >• 

CLAIM 341 (New) A transition metal oxide device according to claim 128, wherein said 
ration metal oxide can be made in bulk according to a principle comprising a general 
^•ir.p.ple of ceramic science. ; _, 

CLAIM 342 (New) An apparatus according to anyone of claims 40 to 45, wherein said 
superconductor can be made in bulk according to a principle comprising a general 
principle of ceramic science. 



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CLAIM 343 (New) A device according to anyone of claims 1 19 or 121 , wherein said 
copper oxide can be made in bulk according to a principle comprising a general principle 
of ceramic science. 

CLAIM 344 (New) An apparatus according to claim 120, wherein said copper oxide can 
be made in bulk according to a principle comprising a general principle of ceramic 
science. 

CLAIM 345 (New) An invention according to claim 122, wherein said copper oxide, can be 
made in bulk according to a principle comprising a general principle of ceramic science. 

CLAIM 346 (New) A superconductive apparatus according to claim 123, wherein said 
copper oxide can be made in bulk according to a principle comprising a general principle 
<:£ ceramic science. ; v . 

CLAIM 347 (New) A copper oxide device according to claim 129, wherein said copper , : , 
oxide can be made in bulk according to a principle comprising a general principle of . . 
e-oi'amic science. v ... 

CLAIM 348 (New) An apparatus according to anyone of claims 162, 167, 177, 188, 223,; 
253, 258, 268, 269, 270. 279 or 314, wherein said copper oxide can be made in bulk 
according to a principle comprising a general principle of ceramic science. . . . _ 

CLAIM 349 (New) A combination according to claim 57, wherein said superconductive 
oxide can be made in bulk according to a principle comprising a general principle of 

ceramic ?»c»ence. i 

CLAIM 350 (New) A combination according to claim 58, wherein said copper oxide 
conductor can be made in bulk according to a principle comprising a general principle of 
ceramic science. 



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CLAIM 351 (New) A combination according to claim 59, wherein said ceramic-like 
material can be made in bulk according to a principle comprising a general principle of 



ceramic science. 



CLAIM 352 (New) A superconductive combination according to anyone of claims 69 to 71 
or 134, wherein said superconductive composition can be made in bulk according to a 
principle comprising a general principle of ceramic science. 

CLAIM 353 (New) A superconductive apparatus according to anyone of claims 139, 140, 
149 to 155, 156 to 161, 170, 171, 175, 176, 180. 181 or 205 to 216. wherein said 
superconductive composition can be made in bulk according to a principle comprising a 
general principle of ceramic science. 

CLAIM 354 (New) An apparatus according to anyone of claims 165, 166, 185. 220, 240 to 
2m, 247 to 252, 261 , 262, 289 or 290 to 301 , wherein said superconductive composition; 
oan be made in bulk according to a principle comprising a general principle of ceramic . 
science. 

CLAIM 355 (New) A combination according to anyone of claims 77 to 81 or 186, wherein 
said mixed copper oxide composition can be made in bulk according to a principle 
comprising a general principle of ceramic science. c 

CLAIM 356 (New) A device according to anyone of claims 124 to 127, wherein said 
composition of matter can be made in bulk according to a principle comprising a general 
principle of ceramic science. 

CLAIM 357 (New) An apparatus according to anyone of claims 190 to 194, 225 to 229, 
233, 250, 257, 266, 267. 271 . 272, 281 to 284 or 317 to 319, wherein said composition of 
matter can be made in bulk according to a principle comprising a general principle of 



c;e5 : sfii!C science. 



Mo 08/479 81 0 Page 84 of 87 Docket No. YO987-0 7 4BZ 

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DEC 18 '03 15=28 FR 00- IBM YQRKTOUIN 914 945 4073 TO 915712731319 P. 43 



CLAIM 358 (New) An apparatus according to anyone of claims 186 or 221, wherein said 
superconductive oxide composition can be made in bulk according to a principle 
comprising a general principle of ceramic science. 

CLAIM 359 (New) An apparatus according to anyone of claims 195 or 230, wherein said 
copper oxide composition can be made in bulk according to a principle comprising a 
general principle of ceramic science. 

CLAIM 360 (New) An apparatus according to anyone of claims 286 or 321 , wherein said 
copper oxide composition can be made in bulk according to a principle comprising a 
general principle of ceramic science. 



5feri»! h'o. 08/479.81 0 Page 85 of 87 Docket No. YO987-074BZ 

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