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:
Aug. 06, 2024
Filed:
Jul. 03, 2020
Applicant:
L'oreal, Paris, FR;
Inventors:
Lyna Abdat-Vindel, Saint-Ouen, FR;
Agathe Lahaye, Saint-Ouen, FR;
Maria Nieto, Saint-Ouen, FR;
Lisa Salvemini, Clark, NJ (US);
Assignee:
L'OREAL, Paris, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61Q 5/10 (2006.01); A61K 8/73 (2006.01); A61K 8/896 (2006.01); A61K 8/92 (2006.01);
U.S. Cl.
CPC ...
A61K 8/896 (2013.01); A61K 8/73 (2013.01); A61K 8/92 (2013.01); A61K 2800/432 (2013.01);
Abstract
The present invention relates to a composition for dyeing human keratin fibers, comprising at least one natural dye, at least one triarylmethane synthetic direct dye and at least one compound of formula (I), in which Y represents a C-Chydroxyalkyl group or a C-Chydroxyalkyloxy radical, n denotes an integer ranging from 0 to 5, and X, which may be identical or different, represents a C-Calkyl radical or a halogen. The invention also relates to a process for dyeing human keratin fibers using this composition.