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:
Apr. 02, 2002
Filed:
Nov. 13, 1998
Applicant:
Inventors:
Brigitta Hurschmann, Remscheid, DE;
Detlef Hollenberg, Erkrath, DE;
Assignee:
Henkel Kommanditgesellschaft auf Aktien, Duesseldorf, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61E 7/13 ;
U.S. Cl.
CPC ...
A61E 7/13 ;
Abstract
Formulations for coloring keratinous fibers are provided, comprising a substantive dye, an aminopolycarboxylic acid or salt thereof with a physiologically compatible cation, and isoascorbic acid or a salt thereof with a physiologically compatible cation. Also provided are methods of coloring keratinous fibers with the formulations.
Hurschmann, Brigitta. (2002). Agent and process for dyeing and tinting keratinous fibres (U.S. Patent No. 6364913). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6364913
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile