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. 21, 1993
Filed:
Aug. 29, 1991
Applicant:
Inventors:
Alan M Farer, Morganville, NJ (US);
Elisa L Burdzy, Clifton, NJ (US);
Fifi Hanna, Kearny, NJ (US);
A John Penicnak, Mountain Lakes, NJ (US);
Assignee:
L'Oreal, Paris, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ; B05D / ; B32B / ;
U.S. Cl.
CPC ...
428404 ; 424 63 ; 424 69 ; 427215 ; 427222 ; 428403 ; 428405 ; 428407 ; 514 60 ; 514770 ; 514784 ; 514844 ;
Abstract
A coated particle useful in cosmetic compositions including a base particle, a coupling agent and an outer coating, and a method of making same. A preferred embodiment comprises hollow spherical polyvinylidene copolymer base particles, isopropyl tri-isostearyl titanate as the coupling agent and boron nitrate powder as the outer coating.