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:
Nov. 03, 2026
Filed:
Dec. 16, 2021
L'oreal, Paris, FR;
Valerie Nicou, Saint Ouen, FR;
Robin Protat, Saint Ouen, FR;
L'Oreal, Paris, FR;
Abstract
A subject of the present invention is a cosmetic composition comprising 6-hydroxybenzornorpholine of formula (II), hydroxyethyl-3,4-methylenedioxyaniline of formula (III), at least one compound chosen from N,N-dicarboxymethylglutamic acid, its salts and mixtures thereof. The present invention also relates to a process for dyeing keratin fibres, such as the hair, wherein the composition as described previously is applied to said fibres. Another subject of the present invention is the use of the composition according to the invention for the cosmetic treatment of keratin fibres such as the hair.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile