Issued Patents 2025
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12318470 | Agent for dyeing keratinuos material, comprising aminosilicone, a chromophoric compound and an addition product of C1-C6 alkylene oxide(s) to the esters of fatty acids and aromatic alcohols | Constanze Kruck, Sandra HILBIG, Daniela Kessler-Becker | 2025-06-03 |
| 12246197 | Agent for dyeing keratinous material, in particular human hair, comprising aminosilicones, pigments and alkylpolyglycosides | Constanze Kruck, Sandra HILBIG, Daniela Kessler-Becker | 2025-03-11 |
| 12186421 | Agent for dyeing keratinuos fibres, containing pigments and C2-C30 alkyl methicones | Constanze Kruck, Sandra HILBIG, Daniela Kessler-Becker | 2025-01-07 |