LH

Leïla Hercouet

LS L'Oreal S.A.: 25 patents #15 of 559Top 3%
L' L'Oreal: 16 patents #133 of 2,221Top 6%
L' L'Oréal: 2 patents #9 of 67Top 15%
Overall (All Time): #69,126 of 4,157,543Top 2%
43
Patents All Time

Issued Patents All Time

Showing 25 most recent of 43 patents

Patent #TitleCo-InventorsDate
12337051 Composition comprising the combination of at least one fatty substance, a particular carboxylic acid and an oxidation dye and/or an alkaline agent Robin Protat, Mickaël Agach, Simon DONCK 2025-06-24
12239726 Process for dyeing or bleaching keratin fibers using particular amino acids in high concentration Mickaël Agach, Henri Samain, Simon DONCK, Ambre Souvirou 2025-03-04
11246814 Oxidizing composition for treating keratin materials, comprising a fatty substance and oxyalkylenated surfactants Mickaël Agach, Maxime Pourret 2022-02-15
11241369 Skin-brightening compositions and methods Rebecca Chen, Anne-Laure Suzanne Bernard, Mickaël Agach, Etienne Huguet 2022-02-08
11045398 Skin-brightening compositions and methods Rebecca Chen, Anne-Laure Suzanne Bernard, Mickaël Agach, Etienne Huguet 2021-06-29
10765615 Use of particular pyridinium salts for the treatment of keratin substances, compositions and implementation methods Stéphane Sabelle 2020-09-08
9987205 Oil-rich composition and use thereof in a lightening or non-lightening direct dyeing process Marie Cognet 2018-06-05
9877902 Oil-rich aqueous composition and its use in an oxidative colouring or bleaching method Marie Giafferi 2018-01-30
9789040 Oxidation dyeing process using a composition rich in fatty substances which comprises metal catalysts and couplers Marie Mignon, Henri Samain, Alain Lagrange 2017-10-17
9789039 Oxidation dyeing process implementing a pretreatment based on a composition rich in fatty substances and on metal catalysts Marie Mignon, Marie Giafferi, Marie Crette, Henri Samain 2017-10-17
9173821 Oxidation dyeing process using a composition rich in fatty substances and metal catalysts, and device suitable therefor Henri Samain, Marie Giafferi, Alain Lagrange, Marie Mignon 2015-11-03
9017424 Process for lightening keratin materials using an emulsion comprising an alkaline agent and an oxidizing composition Anne-Laure Suzanne Bernard, Dominique Bordeaux 2015-04-28
9005594 Method for lightening human keratin fibers using at least one anhydrous composition, at least one organic amine, and at least one oxidizing agent, and device for use thereof Alain Lagrange 2015-04-14
8758450 Hair treatment process using a direct emulsion comprising an oxidizing agent and a direct emulsion containing an alkaline agent Alain Lagrange 2014-06-24
8403999 Dyeing and/or bleaching composition comprising a polycondensate of ethylene oxide and propylene oxide Marie Giafferi, Liliane Gaillard, Alain Lagrange, Gautier Deconinck, Arnaud Hucher 2013-03-26
8262739 Hair treatment process using a direct emulsion comprising an oxidizing agent and a composition containing an alkaline agent Frédéric Simonet, Anne-Laure Suzanne Bernard 2012-09-11
8066781 Composition comprising at least one fatty substance and at least one cationic polymer, dyeing or lightening process using it and devices therefor Frédéric Simonet, Marie-Pascale Audousset, Philippe Rapold 2011-11-29
8029577 Lightening and/or dyeing of human keratin fibres via a composition comprising a particular amino silicon compound and composition and device Henri Samain 2011-10-04
7988737 Ready-to-use composition for oxidation dyeing of keratin fibers comprising at least one fatty substance chosen from fatty amides and fatty acid esters, at least one dye precursor, at least one oxidizing agent and optionally at least one alkaline agent, and methods and kits therewith Frédéric Simonet, Franck Clement, Marie-Pascale Audousset, Isabelle Schlosser 2011-08-02
7988738 Process for the lightening dyeing of keratin materials using an emulsion comprising a dye and an alkaline agent and an oxidizing composition Anne-Laure Suzanne Bernard, Dominique Bordeaux 2011-08-02
7981165 Process for lightening keratin materials using an anhydrous composition comprising at least one fatty substance and at least one alkaline agent, and at least one oxidizing composition Frédéric Simonet 2011-07-19
7959687 Hair dyeing process comprising a post-treatment using at least one organic silicon compound Delphine Charrier, Marie-Pascale Audousset 2011-06-14
7947089 Method of coloring or lightening in the presence of an inorganic base and kit Alain Lagrange 2011-05-24
7935154 Process for lightening or lightening direct dyeing or oxidation dyeing in the presence of at least one organic amine and at least one inorganic base, and device therefor Alain Lagrange 2011-05-03
7931698 Ready-to-use composition for oxidation dyeing of keratin fibers comprising at least one fatty substance, at least one thickener, at least one dye precursor, at least one oxidizing agent, and at least one alkaline agent, and process and kits therewith Frédéric Simonet, Luc Nicolas-Morgantini, Irène Fonseca, Marie-Pascale Audousset, Jean-Marc Ascione +1 more 2011-04-26