Issued Patents All Time
Showing 25 most recent of 59 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7338536 | N-alkylamino secondary para-phenylenediamine, composition for dyeing keratin fibers comprising such a para-phenylenediamine, processes using this composition and uses thereof | Stéphane Sabelle | 2008-03-04 |
| 7186277 | Composition for dyeing keratin fibres, comprising a cationic para-phenylenediamine derivative substituted with a diazacyclohexane or diazacycloheptane ring | Stéphane Sabelle | 2007-03-06 |
| 7090703 | Para-phenylenediamine derivatives comprising a cyclic diaza group substituted with a cationic radical, and use of these derivatives for dyeing keratin fibers | Stéphane Sabelle, Madeleine Leduc | 2006-08-15 |
| 6986795 | Cationic aminodianthraquinones, use, dyeing compositions containing them and methods of dyeing | Alain Lagrange | 2006-01-17 |
| 6645259 | Cationic aminoanthraquinones, their use for dyeing keratinous fibers, dyeing compositions containing them and methods of dyeing | Alain Lagrange | 2003-11-11 |
| 6638321 | Cationic oxidation bases, their use for oxidation dyeing of keratin fibres, dyeing compositions and dyeing methods | Alain Lagrange | 2003-10-28 |
| 6565614 | Cationic oxidation bases, their use for oxidation dyeing of keratin fibres, dyeing compositions and dyeing methods | Alain Lagrange | 2003-05-20 |
| 6554872 | Cationic aminodianthraquinones, use, dyeing compositions containing them and methods of dyeing | Alain Lagrange | 2003-04-29 |
| 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 |
| 6306179 | Method for the synthesis of 2-hydroxyalkyl-para-phenylenediamines, new 2-hydroxyalkyl-para-phenylenediamines, their use for oxidation dyeing, dyeing compositions and methods of dyeing | Alain Lagrange | 2001-10-23 |
| 6277091 | Assembly for the distribution of a pharmaceutical solution in a multi-dose vial into single-dose capsules for single use | — | 2001-08-21 |
| 6270533 | Cationic oxidation bases, their use for oxidation dyeing of keratin fibres, dyeing compositions and dyeing methods | Alain Lagrange | 2001-08-07 |
| 5874618 | 2-nitro-para-phenylenediamines substituted by sulphur in the 5-position, the process for their preparation, dyeing compositions in which they are present and their use in the dyeing of keratin fibers | Alain Lagrange | 1999-02-23 |