JC

Jean Cotteret

L' L'Oreal: 102 patents #8 of 2,221Top 1%
LS L'Oreal S.A.: 29 patents #11 of 559Top 2%
Overall (All Time): #8,301 of 4,157,543Top 1%
131
Patents All Time

Issued Patents All Time

Showing 76–100 of 131 patents

Patent #TitleCo-InventorsDate
5578087 Dyeing compositions for keratinous fibres based on para-phenylene-diamines, meta-phenylenediamine and benzimidazole derivatives, and dyeing process employing them Marie-Pascale Audousset 1996-11-26
5567421 Oxidation dye composition for keratinous fibres comprising a para-aminophenol, a meta-aminophenol and a para-phenylenediamine and/or a bis(phenylalkylenediamine) Marie-Pascale Audousset, Alain Lagrange, Jean J. Vandenbosche 1996-10-22
5538516 Composition for the oxidation dyeing of keratinous fibres, comprising a para-phenylenediamine derivative and a meta-aminophenol derivative, and dyeing process using such a composition Marie-Pascale Audousset 1996-07-23
5529584 Composition for the oxidation dyeing of keratinous fibres, comprising a para-phenylenediamine derivative and 2-methyl-5-aminophenol, and dyeing process using such a composition Marie-Pascale Audousset 1996-06-25
5518505 Compositions and methods for the dyeing of keratinous fibers with oxidation dye precursors, indole derivative couplers and oxidizing agents 1996-05-21
5518506 Process for dyeing keratinous fibres with an alkaline composition containing para-aminophenols substituted in position 2 in combination with 6- or 7-hydroxindole Marie-Pascale Audousset 1996-05-21
5518507 Composition for the oxidation dyeing of keratinous fibres, comprising a para-phenylenediamine derivative and meta-phenylenediamine derivative, and dyeing process using such a composition Marie-Pascale Audousset 1996-05-21
5516942 Hydroxyethylated 2-nitro-p-phenylenediamines and use thereof for dyeing keratin fibers Alain Lagrange, Alex Junino, Alain Genet 1996-05-14
5514188 Oxidation dye composition for keratinous fibres comprising a para-aminophenol, 2-methyl-5-aminophenol and a para-phenylenediamine and/or a bis(phenylalkylenediamine) Marie-Pascale Audousset, Alain Lagrange, Jean J. Vandenbosche 1996-05-07
5500021 Oxidation dye composition for keratinous fibres comprising a paraminophenol, a meta-aminophenol and a meta-phenylenediamine, and dyeing process using such a composition Marie-Pascale Audousset, Alain Lagrange, Jean J. Vandenbosche 1996-03-19
5500022 Process for dyeing keratinous fibres with 2,6-dimethyl-1,4-diaminobenzene and/or 2,3-dimethyl-1,4-diaminobenzene and/or 2,6-diethyl-1,4-diaminobenzene in an acid medium and compositions employed 1996-03-19
5494490 Oxidative dyeing compositions containing 4-hydroxy or 4-aminobenzimidazole or derivatives thereof as couplers, and process for implementation Marie-Pascale Audousset 1996-02-27
5478360 Process for preserving the dyeing capacity of 5, 6-dihydroxyindole and of its derivatives in an aqueous medium, composition and dyeing process Jean F. Grollier, Marie Francoise Bosq, Arnaud De Labbey 1995-12-26
5447538 Composition for dyeing hair comprising in admixture a non-exhausted vegetable powder, a direct dye and a solid diluent Georges Rosenbaum, Jean F. Grollier 1995-09-05
5427771 Transparent cosmetic composition that reflects infrared radiation based on titanium dioxide flakes and its use for protecting the human epidermis against infrared radiation Jean F. Grollier, Georges Rosenbaum 1995-06-27
5391206 Method for dyeing keratinous fibers using 4-hydroxyindole at acid pH and composition used 1995-02-21
5364414 Tinctorial composition for keratinous fibres containing oxidation dye precursors and aminoindole couplers, methods for dyeing using these compositions and new compounds Gerard Lang, Alex Junino, Jean J. Vandenbossche 1994-11-15
5340366 Hair dye compositions and process comprising and utilizing a combination of isatin and aminopyrimidine derivatives Gerard Lang 1994-08-23
5279616 Hair dye compositions and process comprising and utilizing a combination of isatin and aminopyridine derivatives Gerard Lang 1994-01-18
5279619 Process for dyeing keratinous fibers with 2,4-diamino-1,3-dimethoxybenzene at an acid ph and compositions employed Marie-Pascale Audousset 1994-01-18
5261926 Process for dyeing keratinous fibers combining isatin or its derivatives with a tri-, tetra- or pentasubstituted aniline or with a bisphenylalkylenediamine, and dyeing agents Gerard Lang 1993-11-16
5259849 Composition based on quinone dyestuffs for use in hair dyeing and process for the preservation of quinone dyestuffs Jean F. Grollier 1993-11-09
5254135 Methods for dyeing keratinous fibres with aminoindoles, compositions and devices for use Gerard Lang, Alex Junino 1993-10-19
5207798 Process for dyeing keratinous fibres, at acid pH using 6- or 7-monohydroxyindoles and the compositions employed Marie-Pascale Audousset 1993-05-04
5190564 Process for dyeing keratinous fibres combining isatin or its derivatives with an aminoindole or an aminoindoline, and compositions used Gerard Lang 1993-03-02