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:
May. 08, 2001
Filed:
Aug. 27, 1998
Applicant:
Inventor:
Laurence Sebillotte-Arnaud, L'Hay les Roses, FR;
Assignee:
L'oreal, Paris, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 7/00 ; A61K 7/021 ; A61K 7/025 ; A61K 7/06 ; A61K 7/11 ;
U.S. Cl.
CPC ...
A61K 7/00 ; A61K 7/021 ; A61K 7/025 ; A61K 7/06 ; A61K 7/11 ;
Abstract
A water-in-oil emulsion is provided having a liquid fatty phase and an aqueous phase, wherein the liquid fatty phase contains a fumed silica and at least one polysaccharide alkyl ether formed of units containing at least two different saccharide rings, each unit containing at least one hydroxyl group substituted with a hydrocarbon-based chain, and from 0% to 5% by weight, relative to the total weight of the emulsion, of at least one emulsifying surfactant, and the liquid fatty phase contains at least one medium which is a solvent for the polysaccharide alkyl ether, that is useful in particular in the cosmetics and/or dermatological fields.