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. 19, 2006
Filed:
Nov. 06, 2001
Applicants:
François Cottard, Levallois-Perret, FR;
Roland DE LA Mettrie, Le Vésinet, FR;
Inventors:
François Cottard, Levallois-Perret, FR;
Roland De La Mettrie, Le Vésinet, FR;
Assignee:
L'Oreal S.A., Paris, FR;
Primary Examiner:
Int. Cl.
CPC ...
A61K 7/13 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention concerns a direct dyeing composition for keratinous fibres, in particular for human keratinous fibres and more particularly hair, comprising, in a medium suitable for dyeing, at least a direct colouring agent, and furthermore at least a cationic associative polyurethane. The invention also concerns dyeing methods and devices using said composition.
Cottard, François. (2006). Direct dyeing composition for keratinous fibres comprising a cationic associative polyurethane (U.S. Patent No. 7108726). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7108726
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile