Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12377034 | Method for dyeing keratinous material, comprising the use of an organosilicon compound, an effect pigment and a film-forming polymer II | Torsten Lechner, Gabriele Weser, Claudia Kolonko, Ulrike Schumacher, Marc Nowottny +3 more | 2025-08-05 |
| 12357549 | Method for dyeing keratinous material, comprising the use of an organosilicon compound, a dyeing compound, a sealing reagent, and a pre-treatment agent | Jing Hodes, Gabriele Weser, Ulrike Schumacher, Claudia Kolonko | 2025-07-15 |
| 12357554 | 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, Ulrike Schumacher, Marc Nowottny +3 more | 2025-07-15 |
| 12329849 | Method for dyeing keratinous material, comprising the use of an organosilicon compound, a dyeing compound, a sealing reagent, and a polymer-containing post-treatment agent | Gabriele Weser, Jing Hodes, Leonie HANSEN, Ulrike Schumacher, Claudia Kolonko +4 more | 2025-06-17 |
| 12233147 | Method for treating keratin material | Torsten Lechner, Gabriele Weser, Claudia Kolonko, Ulrike Schumacher, Marc Nowottny +3 more | 2025-02-25 |
| 12220470 | Pigment suspension and cosmetic agent prepared using the pigment suspension | Gabriele Weser, Ulrike Schumacher, Claudia Kolonko, Jing Hodes, Irmgard Bender +5 more | 2025-02-11 |
| 12201712 | Method for dyeing keratinous material, comprising the use of an organosilicon compound, a phosphoric acid ester and a dyeing compound | Gabriele Weser, Ulrike Schumacher, Jing Hodes, Claudia Kolonko, Phillip Jaiser +4 more | 2025-01-21 |
| 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, Carsten Mathiaszyk, Marc Nowottny +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, Ulrike Schumacher, Marc Nowottny +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, Ulrike Schumacher, Marc Nowottny +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, Ulrike Schumacher, Marc Nowottny +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, Carsten Mathiaszyk, Gabriele Weser, Torsten Lechner +4 more | 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, Carsten Mathiaszyk, Torsten Lechner, Gabriele Weser, Udo Erkens +4 more | 2024-02-06 |
| 11826586 | Method for dyeing keratin material, comprising the use of an organic C1-C6-alkoxy-silane and an alkalising agent | Phillip Jaiser, Torsten Lechner, Gabriele Weser, Marc Nowottny, Carsten Mathiaszyk +4 more | 2023-11-28 |
| 11744789 | Method for dyeing keratinous material, comprising the use of an organosilicon compound, a colored effect pigment and a sealing reagent III | Torsten Lechner, Gabriele Weser, Claudia Kolonko, Ulrike Schumacher, Marc Nowottny +4 more | 2023-09-05 |
| 11737967 | Increasing the stability of agents for treating keratin material | Ulrike Schumacher, Juergen Schoepgens, Marc Nowottny, Claudia Kolonko, Phillip Jaiser +3 more | 2023-08-29 |
| 11701318 | Process of dyeing keratinous material comprising the use of an organosilicon compound, an effect pigment, and a film-forming polymer I | Torsten Lechner, Gabriele Weser, Claudia Kolonko, Marc Nowottny, Juergen Schoepgens +3 more | 2023-07-18 |
| 11564876 | Method for dyeing keratinous material, comprising the use of an organosilicon compound, a silicone polymer and a dyeing compound | Torsten Lechner, Juergen Schoepgens, Marc Nowottny, Gabriele Weser, Ulrike Schumacher +2 more | 2023-01-31 |
| 11504321 | Process of coloring keratinous material comprising the use of an organosilicon compound, an effect pigment, a further coloring compound and a film-forming polymer II | Torsten Lechner, Gabriele Weser, Claudia Kolonko, Ulrike Schumacher, Marc Nowottny +3 more | 2022-11-22 |
| 11504319 | Process of coloring keratinous material comprising the use of an organosilicon compound, an effect pigment, a further coloring compound and a film-forming polymer III | Torsten Lechner, Gabriele Weser, Claudia Kolonko, Ulrike Schumacher, Marc Nowottny +3 more | 2022-11-22 |
| 11331258 | Method for dyeing keratinous material, comprising the use of an organosilicon compound, an oligoalkylsiloxane and a dyeing compound | Torsten Lechner, Juergen Schoepgens, Marc Nowottny, Gabriele Weser, Ulrike Schumacher +2 more | 2022-05-17 |
| 11291622 | Method for dyeing keratinous material, comprising the use of an organosilicon compound, a dyeing compound and a silicon oil | Torsten Lechner, Juergen Schoepgens, Marc Nowottny, Gabriele Weser, Ulrike Schumacher +2 more | 2022-04-05 |