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:
Jun. 17, 2025
Filed:
Jan. 17, 2022
Henkel Ag & Co. Kgaa, Duesseldorf, DE;
Gabriele Weser, Essen, DE;
Jing Hodes, Hagen, DE;
Leonie Hansen, Duesseldorf, DE;
Ulrike Schumacher, Duesseldorf, DE;
Claudia Kolonko, Remscheid, DE;
Caroline Kriener, Duesseldorf, DE;
Imme Breuer, Duesseldorf, DE;
Angela Mueller, Grevenbroich, DE;
Marcus Claas, Hilden, DE;
Bernhard Banowski, Duesseldorf, DE;
Henkel AG & Co. KGaA, Düsseldorf, DE;
Abstract
A method for dyeing keratinous material, such as human hair, may include applying a first agent to the keratinous material. The first agent may include at least one organosilicon compound from the group of silanes having one, two, or three silicon atoms, and at least one dyeing compound from the group of pigments and/or direct dyes. The method may further include applying a second agent to the keratinous material. The second agent may include at least one film-forming polymer. The method may also include applying a third agent to the keratinous material where the third agent may include a hydroxyamine-functionalized silicone polymer having the INCI name 'Bis-Diisopropanolamino-PG-Propyl Disiloxane/Bis-Vinyl Dimethicone Copolymer'. At least one of the first and/or the second agents may include at least one dyeing compound from the group consisting of pigments and/or direct dyes.