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. 16, 2002
Filed:
Oct. 23, 2000
Applicant:
Inventors:
Didier Candau, Bievres, FR;
Anne-Marie Pisson, Boussy St Antoine, FR;
Assignee:
Societe L'Oreal, Paris, FR;
Primary Examiner:
Int. Cl.
CPC ...
A61L 7/42 ; A61L 7/44 ; A61L 7/00 ;
U.S. Cl.
CPC ...
A61L 7/42 ; A61L 7/44 ; A61L 7/00 ;
Abstract
The UV-stability of the UV-photoprotecting dibenzoylmethane compounds is conspicuously enhanced, as is the UV-stability of cosmetic/dermatological sunscreen compositions comprised thereof, by formulating such dibenzoylmethane compounds with an effective UV-photostabilizing amount of at least one micronized insoluble organic UV-screening agent, the mean particle size of said micronized particles ranging from 0.01 to 2 &mgr;m.