Issued Patents 2023
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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, Carsten Mathiaszyk, Caroline Kriener +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, Caroline Kriener +4 more | 2023-09-05 |
| 11737967 | Increasing the stability of agents for treating keratin material | Ulrike Schumacher, Juergen Schoepgens, Caroline Kriener, 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, Caroline Kriener, 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, Gabriele Weser, Ulrike Schumacher, Claudia Kolonko +2 more | 2023-01-31 |