Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7951209 | Composition for the oxidation dyeing of keratin fibres, comprising at least one 4,5-or 3,4-diaminopyrazole or a triaminopyrazole and at least one selected carbonyl compound, and dyeing process | — | 2011-05-31 |