Issued Patents 2020
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10639254 | Dye composition comprising a para-phenylenediamine oxidation base and an additional base | Frédéric Legrand, Valérie Nicou | 2020-05-05 |
| 10568821 | Dye composition comprising a para-phenylenediamine oxidation base and a heterocyclic oxidation base | Valérie Nicou, Aziz Fadli | 2020-02-25 |