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.:

US 6692538 B1

PDF
Full Text
Expired
Date of Patent:
Feb. 17, 2004

Filed:

May. 03, 2002
Applicant:
Inventors:

Nicole Bonaventure, Vincennes, FR;

Patrick Gilard, Villepinte, FR;

Gilles Barre, Villepinte, FR;

Michel Dubois, Pommeuse, FR;

Assignee:

L'Oréal S.A., Paris, FR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 7/13 ;
U.S. Cl.
CPC ...
A61K 7/13 ;
Abstract

The invention relates to the use of novel indole compounds as direct dyes in compositions intended for dyeing keratin materials, and, for example, compositions intended for dyeing human keratin fibers and including the hair, and in cosmetic compositions intended for making up the skin, the nails and the lips, to the dye compositions or make-up compositions comprising them and to the direct dyeing process using them, and processes of manufacturing said novel indole compounds.


Find Patent Forward Citations

Bonaventure, Nicole. (2004). Use of novel indole compounds for dyeing and making up keratin materials, compositions comprising them and dyeing processes (U.S. Patent No. 6692538). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6692538

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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