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. 17, 1999
Filed:
Jul. 08, 1997
Applicant:
Inventors:
Gerard Lang, Saint-Gratien, FR;
Alex Junino, Livry-Gargan, FR;
Jean Cotteret, Verneuil-sur-Seine, FR;
Alain Lagrange, Chatou, FR;
Assignee:
L'Oreal, Paris, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ;
U.S. Cl.
CPC ...
8409 ; 8408 ; 8410 ; 8411 ; 8412 ; 8423 ;
Abstract
The invention relates to a process for dyeing keratinous fibres, which consists in applying to these fibres a composition containing, in a suitable medium for dyeing, at least one coupler of formula: ##STR1## where R.sub.1 denotes hydrogen or alkyl,
Lang, Gerard. (1999). Process for dyeing keratinous fibers with aminoindoles and oxidation dye (U.S. Patent No. 5938792). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5938792
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile