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Attorney Docket No.: 00.22US 



PATENT 



IN THE UNITED STATES PATENT AND TRADEMARK OFFICE 



o 



In re Application of: Maes, et al. 




Serial No.: TO BE ASSIGNED 



Group Art Unit: TO BE ASSIGNED 



u 



Filed: January 31, 2001 



Examiner: TO BE ASSIGNED 



For: Cholesterol Sulfate and Amino Sugar Compositions 
for Enhancement of Stratum Corneum Function 



INFORMATION DISCLOSURE STATEMENT 



Assistant Commissioner of Patents and Trademarks 
Washington, DC. 20231 
Dear Sir: 

In accordance with 37 C.F.R. 1.56, 1.97 and 1.98, Applicants submit herewith references 
which they believe may be material to the examination of this application and with respect to which 
there may be a duty to disclose in accordance with 37 C.F.R. 1.56. 

While the references may be "material" under 37 C.F.R. 1.56, it is not intended to 
constitute an admission that the references are "prior art" unless specifically designated as such. 

The filing of this Information Disclosure Statement shall not be construed as a 
representation that no other material references than those listed exist or that a search has been 
conducted. 

The references are listed in PTO Form 1449 which is in accordance with the requirements 
of M.P.E.P. 609. A copy of the references is also enclosed. 

The references are: 

1 . U.S. Patent No. 6,150,381, issued to Subbiah, Ven, on November 21, 2000, and filed on 



June 9, 1998. 



# 




2. U.S. Patent No. 5 5 660 5 831 5 issued to Reinhard, Max, on August 26, 1997, and filed on 
July 24, 1995. 

3. PCT Patent Application Publication No. WO 00/45786, publication date August 10, 2000. 

It is respectfully requested that these references be considered by the Patent and 
Trademark Office in its examination of the above-identified application and be made of record 
therein. The Examiner is also invited to contact the Undersigned if there are any questions 
concerning this paper or the attached reference. 



Respectfiilly submitted, 





Dorene M. Price (Reg. No. 43,018) 
Estee Lauder Companies 
125 Pinelawn Road 
Melville, NY 11747 
(631)531-1194 



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