Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5186717 | Dyeing compositions for keratin fibres, based on 3-nitro-ortho-phenylenediamines, and certain 3-nitro-ortho-phenylenediamines used therein | Andree Bugaut, Alex Junino | 1993-02-16 |
| 4289495 | Oxidative dye compositions containing a 2,5-dihydroxyphenylalkanoic acid or salts thereof as antioxidant | Andree Bugaut, Jean F. Grollier | 1981-09-15 |
| 4185958 | Compositions based on direct dyestuffs containing a 2,5-dihydroxyphenylcarboxylic acid or a salt thereof | Andree Bugaut, Jean F. Grollier | 1980-01-29 |