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. 13, 1993
Filed:
Jul. 29, 1991
Applicant:
Inventors:
Pierre Perrier, Orleans, FR;
Gerard Redziniak, Saint Cyr en Val, FR;
Patrice Andre, Neuville Aux Bois, FR;
Assignee:
Parfums Christian Dior, Paris, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ;
U.S. Cl.
CPC ...
424450 ; 424401 ; 514169 ; 514171 ; 514182 ; 514844 ;
Abstract
The present invention relates to a composition based on hydrated lipidic lamellar phases or on liposomes. In this composition, pregnenolone or a pregnenolone ester, such as, in particular, pregnenolone acetate, sulfate or palmitate, is at least partially incorporated in the said hydrated lipidic lamellar phases or the said liposomes. This composition can be applied in particular in the cosmetic or pharmaceutical sector, especially the dermatological sector, for the preparation of compositions with regenerating or revitalizing activity.