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:
Feb. 22, 2000
Filed:
Aug. 24, 1998
Applicant:
Inventors:
Jean Jacques Vandenbossche, Begaar, FR;
Alain Lagrange, Coupvray, FR;
Assignee:
L'Oreal S.A., , FR;
Primary Examiner:
Int. Cl.
CPC ...
A61K / ;
U.S. Cl.
CPC ...
8409 ; 8401 ; 8407 ; 8423 ; 8573 ;
Abstract
A composition for the oxidation dyeing of keratinous fibers containing at least one coupler selected from indazoleamine derivatives and acid addition salts thereof and at least one oxidation base. Another aspect of the invention is the use of indazoleamine derivatives as coupler for the oxidation dyeing of keratinous fibers, in combination with at least one oxidation base, and the dyeing processes employing them.