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:
Mar. 01, 1977
Filed:
Jul. 07, 1975
Applicant:
Inventors:
Constantin Koulbanis, Paris, FR;
Arlette Zabotto, Paris, FR;
Jean-Claude Contamin, Chilly Mazarin, FR;
Assignee:
Societe Anonyme dite: L'Oreal, Paris, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ;
U.S. Cl.
CPC ...
424 78 ; 252316 ; 424170 ; 424364 ; 424365 ;
Abstract
A gel comprises an aqueous solution of a vinyl ether-maleic anhydride copolymer and at least one amino acid having a basic character present in an amount effective to impart to said solution a pH ranging between 3 and 9. The gel is employed as a carrier in cosmetic compositions.
Koulbanis, Constantin. (1977). Gels based on vinyl ether-maleic anhydride copolymer neutralized by a (U.S. Patent No. 4010254). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4010254
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile