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:
Apr. 28, 1998
Filed:
Sep. 20, 1996
Applicant:
Inventors:
Stephan Samuel Habif, Demarest, NJ (US);
Alexander Lips, London, GB;
Prem Chandar, Closter, NJ (US);
Mark Edward Rerek, Scotch Plains, NJ (US);
Assignee:
Chesebrough-Pond's USA Co., Division of Conopco, Inc., Greenwich, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ;
U.S. Cl.
CPC ...
424401 ; 514725 ; 514937 ;
Abstract
Oil-in-water emulsions containing an unstable retinoid (retinol or C.sub.2 -C.sub.3 ester thereof) in an oil phase. The retinoid is stabilized in the inventive emulsions, despite the presence of from about 50% to about 98% of an aqueous phase. The emulsions also preferably include a hydroxy acid.