Issued Patents 2002
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6497730 | Cationic methylenedioxy benzenes, their use for oxidation dyeing of keratin fibers, dyeing compositions and methods | Alain Lagrange | 2002-12-24 |
| 6478827 | Use of cationic monobenzene nitroanilines in the dyeing of keratinous fibers, dyeing compositions and dyeing processes | Alain Lagrange | 2002-11-12 |
| 6468316 | Use of cationic dibenzenic nitro compounds for dyeing keratin fibers, dye compositions and dyeing processes | Alain Lagrange | 2002-10-22 |
| 6464731 | Cationic monobenzene nitrophenylenediamines, their use in dyeing keratinous fibers, dyeing compositions comprising them and dyeing processes | Alain Lagrange | 2002-10-15 |
| 6461389 | Cationic coupling agents, their use for oxidation dyeing of keratinous fibers, dyeing compositions and dyeing methods | Alain Lagrange | 2002-10-08 |
| 6458167 | Use of cationic phenyl-azo-benzene compounds for dyeing keratin fibers, dye compositions and dyeing processes | Alan Lagrange | 2002-10-01 |
| 6451068 | Cationic compounds, their use as coupling agents for oxidation dyeing of keratinous fibers, dyeing compositions and dyeing methods | Alain Lagrange | 2002-09-17 |
| 6437149 | Cationic aminoanthraquinones, their use for dyeing keratinous fibers, dyeing compositions containing them and methods of dyeing | Alain Lagrange | 2002-08-20 |
| 6419711 | Oxidation dyeing compositions containing a cationic coupling agent, novel cationic coupling agents | Alain Lagrange | 2002-07-16 |
| 6402791 | Cationic di-methylenedioxy-benzenes, their use for oxidation dyeing of keratin fibres | Alain Lagrange | 2002-06-11 |
| 6383230 | Cationic monobenzenic dyes, their use for the oxidation-dyeing of keratin fibers, dye compositions and dyeing processes | Alan Lagrange | 2002-05-07 |
| 6379398 | Cationic compounds, their use for the oxidation dyeing of keratin fibres, dye compositions and dyeing processes | Alain Lagrange | 2002-04-30 |
| 6340371 | Cationic ortho-phenylenediamines, their use for the oxidation dyeing of keratin fibers, dye compositions and dyeing processes | Alain Lagrange | 2002-01-22 |