Issued Patents All Time
Showing 26–47 of 47 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7635394 | Composition for the dyeing of keratin fibers comprising at least one 3-amino-pyrazolopyridine derivatives | Aziz Fadli, Laurent Vidal | 2009-12-22 |
| 7591860 | N-alkylpolyhydroxylated secondary para-phenylenediamines, dye compositions comprising them, processes, and uses thereof | Christian Blaise, Philippe Breton, Jean J. Vandenbossche | 2009-09-22 |
| 7445645 | Ortho-and/or meta-substituted N-alkylhydroxylated secondary para-phenylenediamine compounds, compositions for dyeing keratin fibers comprising such compounds, and processes of dyeing therewith | Philippe Breton, Alex Junino | 2008-11-04 |
| 7435268 | N-alkylhydroxylated secondary para-phenylenediamine compounds, composition for dyeing keratin fibers comprising the same, and dyeing processes using the composition | Eric Metais | 2008-10-14 |
| 7435267 | Secondary para-phenylenediamines bearing an alkoxy group, dye composition comprising them, processes therefor and uses thereof | Jean J. Vandenbossche | 2008-10-14 |
| 7429278 | N-alkyleheteroaryl secondary para-phenylenediamine and composition comprising such a para-phenylenediamine | Eric Metais | 2008-09-30 |
| 7422609 | Double para-phenylenediamines joined by an aromatic group for dyeing keratin fibers | Eric Metais | 2008-09-09 |
| 7413580 | Double para-phenylenediamines joined by a linker arm substituted with one or more carboxylic radicals and/or derivatives and use in dyeing | Thierry Bordier | 2008-08-19 |
| 7396367 | Double secondary para-phenylenediamine compounds, dye compositions comprising same, and dyeing process using the compositions | Xavier Radisson, Henri Samain, Eric Metais | 2008-07-08 |
| 7384432 | Secondary para-phenylenediamines having a carboxyl group, dye compositions comprising the same, and dyeing processes using the compositions | Eric Metais, Philippe Breton | 2008-06-10 |
| 7347879 | Sulfur-containing secondary para-phenylenediamines dye compositions comprising such para-phenylenediamines, processes, and uses thereof | Eric Metais | 2008-03-25 |
| 7338536 | N-alkylamino secondary para-phenylenediamine, composition for dyeing keratin fibers comprising such a para-phenylenediamine, processes using this composition and uses thereof | Alain Genet | 2008-03-04 |
| 7329288 | N-heteroaryl secondary para-phenylenediamine, a dye composition comprising such a para-phenylenediamine, a process for preparing this composition and use thereof | Eric Metais | 2008-02-12 |
| 7311737 | Secondary para-phenylenediamine compounds comprising N-alkylfluorine, dye compositions comprising them and processes of dyeing therewith | Eric Metais | 2007-12-25 |
| 7241317 | Composition for dyeing keratin fibers comprising at least one para-phenylenediamine substituted with a diazacycloheptane radical | Eric Terranova | 2007-07-10 |
| 7186277 | Composition for dyeing keratin fibres, comprising a cationic para-phenylenediamine derivative substituted with a diazacyclohexane or diazacycloheptane ring | Alain Genet | 2007-03-06 |
| 7179301 | Dyeing compositions for keratinous fibers containing paraphenylenediamine derivatives with pyrrolidinyl group | Laurent Vidal, Eric Terranova | 2007-02-20 |
| 7132543 | Para-phenylenediamine derivatives containing a disubstituted pyrrolidinyl group bearing a cationic radical, and use of the same for dyeing keratin fibers | Laure Ramos | 2006-11-07 |
| 7132534 | Para-phenylenediamine derivatives containing a pyrrolidyl group, and use of these derivatives for coloring keratin fibers | Laure Ramos, Madeleine Leduc | 2006-11-07 |
| 7090703 | Para-phenylenediamine derivatives comprising a cyclic diaza group substituted with a cationic radical, and use of these derivatives for dyeing keratin fibers | Alain Genet, Madeleine Leduc | 2006-08-15 |
| 6946005 | Pyrrolidinyl-substituted para-phenylenediamine derivatives substituted with a cationic radical, and use of these derivatives for dyeing keratin fibers | Laure Ramos, Madeleine Leduc, Michel Philippe | 2005-09-20 |
| 6923835 | Bis-para-phenylenediamine derivatives comprising a pyrrolidyl group and use of these derivatives for dyeing keratin fibres | Laure Ramos, Madeleine Leduc | 2005-08-02 |