Issued Patents 2024
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12090222 | Method for dyeing keratin material, comprising the use of an organosilicon compound, two dyeing compounds and a post-treatment agent | Gabriele Weser, Torsten Lechner, Juergen Schoepgens, Marc Nowottny, Ulrike Schumacher +3 more | 2024-09-17 |
| 11992546 | Process of coloring keratinous material comprising the use of an organosilicon compound, an effect pigment, and a sealing reagent vi | Torsten Lechner, Gabriele Weser, Claudia Kolonko, Caroline Kriener, Ulrike Schumacher +3 more | 2024-05-28 |
| 11938211 | Process for coloring keratinous material comprising the use of an organosilicon compound, an effect pigment, a further coloring compound and a film-forming polymer I | Torsten Lechner, Gabriele Weser, Claudia Kolonko, Caroline Kriener, Ulrike Schumacher +3 more | 2024-03-26 |
| 11918665 | Method for dyeing keratinous material, comprising the use of an organosilicon compound, a colored effect pigment and a sealing reagent I | Torsten Lechner, Gabriele Weser, Claudia Kolonko, Caroline Kriener, Ulrike Schumacher +3 more | 2024-03-05 |
| 11896701 | Method for dyeing keratin material, comprising the use of an organic C1-C6 alkoxy silane and tannic acid | Phillip Jaiser, Marc Nowottny, Gabriele Weser, Torsten Lechner, Caroline Kriener +4 more | 2024-02-13 |
| 11896103 | Hair treatment apparatus, hair treatment system, and method for cosmetically treating hair | Torsten Lechner | 2024-02-13 |
| 11890366 | Method for dyeing keratin material, comprising the use of an organic C1-C6 alkoxy silane and a copolymer of styrene and maleic acid (anhydride) | Phillip Jaiser, Caroline Kriener, Torsten Lechner, Gabriele Weser, Udo Erkens +4 more | 2024-02-06 |