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. 01, 1998
Filed:
Nov. 21, 1997
Applicant:
Inventor:
Laurent Marrot, Livry Gargan, FR;
Assignee:
L'Oreal, Paris, FR;
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ; A61K / ; A61K / ;
U.S. Cl.
CPC ...
5142312 ; 424 59 ; 424 69 ; 424 701 ; 424 706 ; 424 707 ; 424 709 ; 424 7802 ; 424 7803 ; 424 7808 ; 424400 ; 424401 ;
Abstract
Novel 5,6-dihydroxyindole polymers, which are soluble in an aqueous or aqueous-alcoholic medium and a process for the preparation of these polymers and to compositions containing these polymers, especially cosmetic compositions.