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:
Jul. 03, 1990
Filed:
Dec. 09, 1985
Applicant:
Inventors:
Pak S Leung, Highland Mills, NY (US);
Errol D Goddard, Haworth, NJ (US);
Assignee:
Union Carbide Chemicals and Plastics Company Inc., Danbury, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ;
U.S. Cl.
CPC ...
424 59 ; 424 80 ; 424 78 ; 424 60 ;
Abstract
Topical, particularly light selective, compositions and methods using evaporative solvent, and a 0.5:1 to 20:1 ratio of film-forming polymer to topically active agent provide a microdispersion of agent in a polymer film exhibiting enhanced topical activity.