Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6455737 | Cationic a -acylaminophenols, their use as coupler for oxidation dyeing, compositions containing them, and dyeing methods | Laurent Vidal | 2002-09-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6455737 | Cationic a -acylaminophenols, their use as coupler for oxidation dyeing, compositions containing them, and dyeing methods | Laurent Vidal | 2002-09-24 |