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. 08, 1998
Filed:
Feb. 23, 1996
Applicant:
Inventors:
Nadia Terren, Chevilly Larue, FR;
Jacques Michelet, Champlan, FR;
Martine Perrin, Savigny sur Orge, FR;
Assignee:
L'Oreal, Paris, FR;
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ; A61K / ; A61K / ;
U.S. Cl.
CPC ...
424450 ; 424 59 ; 424401 ; 4284022 ; 514574 ; 514845 ; 514846 ; 514859 ; 514941 ;
Abstract
A composition containing a dispersion of lipid vesicles with an aqueous core and/or of lipid vesicles with an oily core. At least one acidic compound is present in the dispersion in an amount which is sufficient to impart a pH of less than 5 to the composition. The lipid membrane of the vesicles with an aqueous core does not contain: