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:
Dec. 24, 2002
Filed:
Nov. 21, 2000
Applicant:
Inventors:
Alain Genet, Aulnay-sous-Bois, FR;
Alain Lagrange, Coupvray, FR;
Assignee:
L'Oreal S.A., Paris, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 7/13 ;
U.S. Cl.
CPC ...
A61K 7/13 ;
Abstract
The invention relates to novel methylene-dioxybenzenes comprising at least one cationic group Z, Z being chosen from quaternized aliphatic chains, aliphatic chains comprising at least one quaternized saturated ring and aliphatic chains comprising at least one quaternized unsaturated ring, to their use as oxidation dye precursors for the oxidation dyeing of keratin fibres, to dye compositions containing them and to oxidation dyeing processes using them.
Genet, Alain. (2002). Cationic methylenedioxy benzenes, their use for oxidation dyeing of keratin fibers, dyeing compositions and methods (U.S. Patent No. 6497730). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6497730
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile