Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12357549 | Method for dyeing keratinous material, comprising the use of an organosilicon compound, a dyeing compound, a sealing reagent, and a pre-treatment agent | Gabriele Weser, Ulrike Schumacher, Claudia Kolonko, Caroline Kriener | 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, Leonie HANSEN, Ulrike Schumacher, Claudia Kolonko, Caroline Kriener +4 more | 2025-06-17 |
| 12220470 | Pigment suspension and cosmetic agent prepared using the pigment suspension | Gabriele Weser, Ulrike Schumacher, Claudia Kolonko, Caroline Kriener, 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, Caroline Kriener, Claudia Kolonko, Phillip Jaiser +4 more | 2025-01-21 |
| 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 |
| 11583482 | Reduced hair damage during blonding through use of a biodegradable complex former | Daniela Kessler-Becker, Bernhard Banowski | 2023-02-21 |
| 11497699 | Oxidative dye in red shades with improved fastness and improved homogeneity | Sandra HILBIG, Daniela Kessler-Becker, Melanie Moch | 2022-11-15 |
| 11426340 | Reduced hair damage during blonding through use of a biodegradable complex former | Bernhard Banowski, Daniela Kessler-Becker | 2022-08-30 |
| 11426335 | Reduced hair damage during blonding through use of a biodegradable complex former | Daniela Kessler-Becker | 2022-08-30 |
| 10632051 | Hair bleaching agent and method for gentle oxidative lightening of hair | Daniela Kessler-Becker | 2020-04-28 |
| 10632055 | Method and kit for coloring of hair with acid dyes | Konstantin Goutsis, Daniela Kessler-Becker | 2020-04-28 |