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. 30, 2008
Filed:
Sep. 28, 2007
Applicants:
Stéphane Sabelle, Paris, FR;
Eric Metais, St-leu-le-Foret, FR;
Inventors:
Stéphane Sabelle, Paris, FR;
Eric Metais, St-leu-le-Foret, FR;
Assignee:
L'Oréal, Paris, FR;
Primary Examiner:
Int. Cl.
CPC ...
A61Q 5/10 (2006.01); C07D 237/00 (2006.01); C07D 277/04 (2006.01); C07D 211/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present disclosure is directed to a family of N-alkylheteroaryl secondary para-phenylenediamines, to their preparation, and to a cosmetic composition for dyeing keratin fibers, for example, human keratin fibers such as the hair, comprising, in a suitable dyeing medium, at least one N-alkylheteroaryl secondary para-phenylenediamine. Further disclosed herein is a process of dyeing keratin fibers, a ready-to-use composition, and a kit comprising at least two compartments.