Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11013675 | Dye composition comprising a para-phenylenediamine oxidation base and a particular coupler | Valérie Nicou, Céline Sellier, Arnaud Hucher | 2021-05-25 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11013675 | Dye composition comprising a para-phenylenediamine oxidation base and a particular coupler | Valérie Nicou, Céline Sellier, Arnaud Hucher | 2021-05-25 |