Issued Patents 2023
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11771641 | Method for dyeing keratinous material by means of a premix of aminosilicone and a chromophoric compound | Constanze Kruck, Sandra HILBIG, Daniela Kessler-Becker | 2023-10-03 |