Issued Patents 2005
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6977001 | Dye compositions containing quinolinium salts | Guido Sauter, Nadia Duc-Reichlin | 2005-12-20 |
| 6936077 | 1,3-diamino-4-(aminomethyl)—benzene derivatives and colorants containing the said compounds | Laurent Chassot | 2005-08-30 |
| 6908492 | 7-nitro-2,1,3-benzoxadiazole and 7-nitro-2,1,3-benzthiadiazole derivatives, as well dyeing agents for keratin fibers containing these compounds | Gisela Umbricht, Sylviane Oberson, Catherine Mueller | 2005-06-21 |
| 6887281 | N-heteroarylmethyl-p-phenylenediamine derivatives as well as oxidation dyeing agents containing these compounds | Laurent Chassot | 2005-05-03 |
| 6875873 | 1,4-Diamino-2-(thiazol-2-yl)benzene derivatives, and dyes containing said compounds | Laurent Chassot | 2005-04-05 |
| 6869454 | 7-Nitro-2,1,3-benzoxadiazole and 7-nitro-2,1,3-benzthiadiazole derivatives, as well dyeing agents for keratin fibers containing these compounds | Gisela Umbricht, Sylviane Oberson, Catherine Mueller | 2005-03-22 |
| 6849766 | 1,4-diamino-2-alkenylbenzene derivatives, and dyes containing these compounds | Laurent Chassot | 2005-02-01 |
| 6849097 | N-heteroarylmethyl-p-phnylendiamine derivatives and compounds containing oxidationcoloring agents | Laurent Chassot | 2005-02-01 |
| 6840965 | P-aminophenols and colorants containing said compounds | Laurent Chassot | 2005-01-11 |