Frederic Guerin — 45 Patents at L'Oreal

Frederic Guerin has been granted 45 US patents while listed as an inventor at L'Oreal. The first was granted in 2004 and the most recent in April 2024. Frederic Guerin ranks #64,393 of 4,157,543 US inventors in our database (top 1.5%). Patent records list Frederic Guerin in Paris, ON, FR.

Issued Patents All Time

Showing 1–25 of 45 patents

Patent #	Title	Co-Inventors	Date
11944695	Coated colouring solid particles comprising at least one direct dye and/or one oxidation dye precursor	—	2024-04-02
11911636	Process for treating keratin fibers using a packaging article comprising an envelope and an anhydrous composition comprising an oxidizing agent	Fabien Aubert	2024-02-27
11883512	Alkaline composition comprising at least three different alkaline agents for the treatment of keratin fibres, methods and uses	Géraldine Login, Arnaud Hucher	2024-01-30
11007131	Dyeing composition comprising a direct dye of triarylmethane structure, and a silicone	Valérie Nicou, Maria Nieto	2021-05-18
11000464	Dyeing composition at acidic pH comprising a direct dye of triarylmethane structure	Valérie Nicou, Maria Nieto	2021-05-11
10130829	Packaging article comprising an envelope and an anhydrous dye composition comprising a direct dye, use of the same and process for dyeing keratin fibres	Fabien Aubert	2018-11-20
10117811	Packaging article comprising an envelope and an anhydrous dye composition comprising an oxidation dye, use of the same and process for dyeing keratin fibres	Fabien Aubert	2018-11-06
9522106	Composition for dyeing keratinous fibres comprising a direct dye having a disulphide/thiol functional group, a thickening polymer, an ethoxylated fatty alcohol and/or a nonionic surfactant, an alkaline agent and a reducing agent	Chrystel Pourille	2016-12-20
9271915	Composition for dyeing keratin fibres comprising a direct dye bearing a disulphide/thiol function, a non-cellulose-based thickening polymer, an alkaline agent and a reducing agent	Chrystel Pourille	2016-03-01
9265705	Composition for dyeing keratin fibres comprising a direct dye bearing a disulphide/thiol function, a nonionic surfactant, an amphoteric surfactant, an ethoxylated fatty alcohol, an alkaline agent and a reducing agent	Chrystel Pourille	2016-02-23
8671956	Method for permanent reshaping and in particular for straightening, comprising a stage of straightening keratinous fibres employing a composition comprising at least 40% by weight of non-silicone fatty substances	Anne Bouchara, Gaëlle Petit, Gregory Plos	2014-03-18
8597373	Hair dyeing process using a composition comprising at least one indole or indoline compound, a metal salt, hydrogen peroxide and a basifying agent	Gilles Genain, Patrick Choisy	2013-12-03
8097044	Hair compositions comprising at least one disulfide direct dye and at least one alkaline hydroxide agent and simultaneous hair shaping and dyeing processes	Maxime De Boni	2012-01-17
7951875	Low molecular weight hydrogenated nitrile rubber	Sharon Guo, Zsolt Szentivanyi, Stephan Glander	2011-05-31
7919563	Low molecular weight hydrogenated nitrile rubber	Sharon Guo, Zsolt Szentivanyi, Stephan Glander	2011-04-05
7857866	Dyeing method using a composition comprising an ortho-diphenol and comprising a wiping, drying or non rinsing stage	—	2010-12-28
7857865	Composition comprising at least one ortho-diphenol, metal salt, hydrogen peroxide and (bi)carbonate and hair dyeing method therewith	Luc Gourlaouen	2010-12-28
7833290	Composition comprising a derivative of hermatoxylin, of hematein, of brazilin or of brazilein, metal salt, hydrogen peroxide, and (bi)carbonate and hair dyeing method therewith	Luc Gourlaouen	2010-11-16
7772328	Low molecular weight hydrogenated nitrile rubber	Sharon Guo, Zsolt Szentivanyl, Stephan Glander	2010-08-10
7745539	Low molecular weight nitrite rubber	Sharon Guo	2010-06-29
7655052	Composition for the coloring of keratinous fibers comprising a halochromic compound, the dye corresponding to this compound, and methods of use thereof	Alain Lagrange	2010-02-02
7641703	Composition for the coloring of keratinous fibers comprising a halochromic compound and/or the dye corresponding to this compound, and method of use thereof	Alain Lagrange	2010-01-05
7611545	Cosmetic article and process for dry dyeing keratin materials	Luc Gourlaouen, Pascal Simon	2009-11-03
7595361	Adhesive compositions	Sharon Guo	2009-09-29
7585920	Process for the preparation of low molecular weight hydrogenated nitrile rubber	—	2009-09-08

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Frederic Guerin — 45 Patents

Issued Patents All Time

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