The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 17, 2002
Filed:
Mar. 31, 2000
Applicant:
Inventors:
Dean A. Oester, Cincinnati, OH (US);
Rolf Wachter, Duesseldorf, DE;
Jeffrey A. Gates, West Chester, OH (US);
Assignee:
Cognis Corporation, Cincinnati, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01N 4/304 ; A61K 7/00 ;
U.S. Cl.
CPC ...
A01N 4/304 ; A61K 7/00 ;
Abstract
A composition for treating acneiform eruption containing: (a) a chitosan having a molecular weight ranging from about 500,000 to about 5,000,000 g/mole and a degree of deacylation greater than 80%; (b) an acid-form active ingredient for treating acne; and (c) water.