Inventor · Neuilly-Plaisance, FR

Leïla Hercouet

43Patents
10h-index
33Co-inventors
71Inventor score

Filing activity: Jun 16, 2004 → Dec 16, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US7927381B2 Process for lightening or lightening direct dyeing or oxidation dyeing in the presence of an aqueous composition comprising at least one fatty substance, and device Human Necessities 23 Active
US7931698B2 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 Human Necessities 21 Active
US7172633B2 Lightening dye composition comprising at least one cationic direct dye containing mixed chromophores Human Necessities 20 Expired
US7927383B2 Composition comprising at least one fatty substance and at least one surfactant comprising ethylene oxide, dyeing or lightening process using it and devices therefor Human Necessities 19 Active
US8066781B2 Composition comprising at least one fatty substance and at least one cationic polymer, dyeing or lightening process using it and devices therefor Human Necessities 19 Active
US7918902B2 Process for lightening or process for direct dyeing or oxidation dyeing of keratin fibers in the presence of at least one ammonium salt and device therefor Human Necessities 12 Active
US7935154B2 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 Human Necessities 12 Active
US7909888B2 Process for dyeing or lightening human keratin fibers using an anhydrous composition and a monoethanolamine/basic amino acid mixture, and suitable device therefor Human Necessities 11 Active
US7947089B2 Method of coloring or lightening in the presence of an inorganic base and kit Human Necessities 11 Active
US7909889B2 Lightening and/or coloring human keratin fibers using at least one aminotrialkoxy silane or at least one aminotrialkenyloxy silane composition Human Necessities 11 Active
US7901464B2 Process for lightening direct dyeing or oxidation dyeing in the presence of at least one organic amine, device therefor and anhydrous composition Human Necessities 10 Active
US7988737B2 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 Human Necessities 10 Active
US7905927B2 Method for lightening and/or coloring human keratin fibers using a composition comprising an aminotrialkoxy silane or aminotrialkenyloxy silane compound and device Human Necessities 10 Active
US8262739B2 Hair treatment process using a direct emulsion comprising an oxidizing agent and a composition containing an alkaline agent Human Necessities 10 Active
US7914591B2 Process for the lightening dyeing of keratin materials using at least one anhydrous dyeing composition comprising at least one alkaline agent and at least one oxidizing composition Human Necessities 8 Active
US7909887B2 Method for dyeing in the presence of at least one oxidizing agent and at least one organic amine, device for use thereof and ready-to-use composition Human Necessities 7 Active
US7988738B2 Process for the lightening dyeing of keratin materials using an emulsion comprising a dye and an alkaline agent and an oxidizing composition Human Necessities 7 Active
US7922777B2 Lightening and dyeing of human keratin fibers using an anhydrous composition comprising a monoethyanolamine/basic amino acid mixture, and device therefor Human Necessities 7 Active
US7981165B2 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 Human Necessities 7 Active
US9005594B2 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 Human Necessities 5 Active
US7959687B2 Hair dyeing process comprising a post-treatment using at least one organic silicon compound Human Necessities 5 Active
US7429275B2 Use of at least one compound chosen from porphyrin compounds and phthalocyanin compounds for dyeing human keratin materials, compositions comprising them, a dyeing process, and compounds therefor Human Necessities 4 Active
US9173821B2 Oxidation dyeing process using a composition rich in fatty substances and metal catalysts, and device suitable therefor Human Necessities 2 Active
US9017424B2 Process for lightening keratin materials using an emulsion comprising an alkaline agent and an oxidizing composition Human Necessities 1 Active
US7410506B2 Dicationic bis-hydrazone compound, dye composition comprising at least one such compound, implementation process therefor and uses thereof Human Necessities 1 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.