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:
Oct. 29, 2002
Filed:
Sep. 11, 2000
Applicant:
Inventors:
Gérard Lang, Saint Prix, FR;
Jean Cotteret, Verneuil/Seine, FR;
Assignee:
L'Oreal, Paris, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 7/13 ; C09B 6/7100 ;
U.S. Cl.
CPC ...
A61K 7/13 ; C09B 6/7100 ;
Abstract
The invention concerns a ready-to-use composition for dyeing human keratinous fibers and more particularly human hair, comprising in support suitable for dyeing keratinous fibers: (a) at least an enzyme such as laccase; (b) at least a cationic substantive or particular amphoteric polymer; (c) at least an oxidation coloring agent, as well as the dyeing methods using said composition.