| 8105394 |
Azomethine direct dyes or reduced precursors of azomethine direct dyes obtained from 2-alkylresorcinols, and hair dyeing process using these dyes or precursors |
Madeleine Leduc, Stéphane Sabelle, Christophe Rondot |
2012-01-31 |
| 8083809 |
Azomethine direct dyes or reduced precursors of these dyes obtained from 2-chloro-3-amino-6-methylphenol, and hair dyeing method starting from these dyes and precursors |
Madeleine Leduc, Stéphane Sabelle, Christophe Rondot |
2011-12-27 |
| 8066782 |
Azomethine direct dyes or reduced precursors of azomethine direct dyes obtained from 2-alkylresorcinols, and hair dyeing process using these dyes or precursors |
Madeleine Leduc, Stéphane Sabelle, Christophe Rondot |
2011-11-29 |
| 8034124 |
Azo derivatives containing a pyrazolinone unit for dyeing keratin fibres |
Aziz Fadli |
2011-10-11 |
| 7776107 |
Aminoindolizines, dyeing composition comprising at least one aminoindolizine, methods and uses thereof |
Laurent Vidal, Aziz Fadli, Alan R. Katritzky |
2010-08-17 |
| 7582123 |
Coloring composition comprising at least one azomethine compound with a pyrazolinone unit |
Aziz Fadli |
2009-09-01 |
| 7435268 |
N-alkylhydroxylated secondary para-phenylenediamine compounds, composition for dyeing keratin fibers comprising the same, and dyeing processes using the composition |
Stéphane Sabelle |
2008-10-14 |
| 7429278 |
N-alkyleheteroaryl secondary para-phenylenediamine and composition comprising such a para-phenylenediamine |
Stéphane Sabelle |
2008-09-30 |
| 7422609 |
Double para-phenylenediamines joined by an aromatic group for dyeing keratin fibers |
Stéphane Sabelle |
2008-09-09 |
| 7396367 |
Double secondary para-phenylenediamine compounds, dye compositions comprising same, and dyeing process using the compositions |
Xavier Radisson, Henri Samain, Stéphane Sabelle |
2008-07-08 |
| 7384432 |
Secondary para-phenylenediamines having a carboxyl group, dye compositions comprising the same, and dyeing processes using the compositions |
Stéphane Sabelle, Philippe Breton |
2008-06-10 |
| 7347879 |
Sulfur-containing secondary para-phenylenediamines dye compositions comprising such para-phenylenediamines, processes, and uses thereof |
Stéphane Sabelle |
2008-03-25 |
| 7329288 |
N-heteroaryl secondary para-phenylenediamine, a dye composition comprising such a para-phenylenediamine, a process for preparing this composition and use thereof |
Stéphane Sabelle |
2008-02-12 |
| 7311737 |
Secondary para-phenylenediamine compounds comprising N-alkylfluorine, dye compositions comprising them and processes of dyeing therewith |
Stéphane Sabelle |
2007-12-25 |