Issued Patents All Time
Showing 51–75 of 211 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7338534 | Oxidation dyeing composition for keratinous fibres based on amphiphilic polymers of at least an ethylenically unsaturated monomer with sulphonic group and comprising a hydrophobic part | Sylvain Kravtchenko | 2008-03-04 |
| 7329289 | Use of triarylmethane derivatives as direct dyes in a dye composition, composition and implementation process | Frederic Guerin | 2008-02-12 |
| 7326255 | Use of latent pigments for high-remanence dyeing, composition containing the said pigments and processes using them | Sylvain Kravtchenko, Andrew Greaves | 2008-02-05 |
| 7326259 | Use of polycationic compounds in the dyeing of keratinous fibres | — | 2008-02-05 |
| 7326258 | Compositions comprising hydroxyalkyl direct dyes, implementation processes and uses thereof | — | 2008-02-05 |
| 7326257 | Composition for dyeing keratinous fibers comprising at least one azodiazine direct dye which is non-aminated at the 7-position and dyeing method using said at least one azodiazine direct dye | Frederic Guerin, Sylvain Kravtchenko | 2008-02-05 |
| 7294152 | Dyeing composition comprising at least one fluorindine compound for the dyeing of keratinic fibers, dyeing process comprising the composition and compound | — | 2007-11-13 |
| 7282068 | Polycationic azo compounds for dyeing keratin fibers, dye composition containing the same, and methods for making such compounds | Hervé David, Andrew Greaves | 2007-10-16 |
| 7270684 | Composition for dyeing keratinous fibers comprising at least one azodiazine direct dye containing an aniline group and dyeing method using it | Sylvain Kravtchenko | 2007-09-18 |
| 7241319 | Dye composition comprising at least one polycationic direct dye, dyeing processes, uses, and multi-compartment devices | — | 2007-07-10 |
| 7217296 | Dyeing composition with a lightening effect for human keratin materials comprising at least one fluorescent dye | Florent Pastore, Luc Gourlaouen | 2007-05-15 |
| 7217299 | Dye composition comprising at least one direct dye of the azo-pyridinio-pyridone family and at least one different synthetic dye, and process | Sylvain Kravtchenko, Frederic Guerin | 2007-05-15 |
| 7217297 | Composition for dyeing keratin fibers comprising a defined diheteroylarylmethane direct dye or a leuco precursor of this dye and dyeing method using it | Frederic Guerin | 2007-05-15 |
| 7211117 | Composition for dyeing keratin fibers comprising at least one dye chosen from monoheteroyldiarylmethane direct dyes and the leuco precursors thereof and dyeing method using it | Frederic Guerin | 2007-05-01 |
| 7211118 | Composition for dyeing keratin fibers comprising a defined triheteroylmethane direct dye or leuco precursor of this dye and dyeing method using it | Frederic Guerin | 2007-05-01 |
| 7204857 | Dyeing method using a specific active methylene compound and a compound selected among a specific aldehyde, a specific ketone, a quinone and a di-imino-isoindoline or 3-amino-isoindolone derivative | Herve Andrean | 2007-04-17 |
| 7186276 | Dye composition comprising at least one direct dye, dyeing processes, uses and multi-compartment devices | — | 2007-03-06 |
| 7182792 | Composition for dyeing keratinous fibers comprising at least one azodiazine direct dye and dyeing method using it | Frederic Guerin, Sylvain Kravtchenko | 2007-02-27 |
| 7179300 | Cosmetic composition containing sulfinic acid derivatives | Frédéric Legrand | 2007-02-20 |
| 7175672 | Composition for dyeing keratinous fibers comprising at least one azodiazine direct dye aminated at the 7-position and process for dyeing | Frederic Guerin, Sylvain Kravtchenko | 2007-02-13 |
| 7169194 | Dye composition comprising at least one particular tricationic direct dye, dyeing process, use and multi-compartment devices | — | 2007-01-30 |
| 7101406 | Dyeing composition comprising a cationic tertiary para-phenylenediamine and a heterocyclic cationic direct dye, methods and uses | Jean Cotteret | 2006-09-05 |
| 7094262 | Dye composition comprising at least one particular dissymetrical polycationic direct dye, dyeing process, use and multi-compartment devices | — | 2006-08-22 |
| 7070629 | Dye composition comprising at least one diaminopyrazole oxidation base, at least one paraphenylenediamine oxidation base comprising a cyclic amino group, and at least one coupler | Sylvain Kravtchenko | 2006-07-04 |
| 7004979 | Dyeing composition comprising at least one diaminopyrazole oxidation base and at least one pyrazolo-azole coupling agent | Sylvain Kravtchenko | 2006-02-28 |