Patents Assigned to L'Oreal S.A.
  • Compositions for oxidation dyeing keratin fibers comprising at least one thickening polymer comprising at least one fatty chain and at least one fatty alcohol chosen from monoglycerolated fatty alcohols and polyglycerolated fatty alcohols
    Patent number: 7771492
    Abstract: Compositions for oxidation dyeing of keratin fibers, in particular human keratin fibers such as hair, comprising, in a dyeing medium, at least one oxidation dye, at least one thickening polymer comprising at least one fatty chain and at least one fatty alcohol chosen from monoglycerolated and polyglycerolated fatty alcohols. Processes comprising such oxidation dyeing compositions.
    Type: Grant
    Filed: February 23, 2009
    Date of Patent: August 10, 2010
    Assignee: L'Oreal S.A.
    Inventors: François Cottard, Christine Rondeau
  • Oxidation dye composition for keratin fibers, comprising at least one oxidation dye, at least one associative polymer, at least one nonionic cellulose-based compound not comprising a C8-C30 fatty chain, and at least one cationic polymer with a charge density of greater than 1 meq/g and not comprising a C8-C30 fatty chain
    Patent number: 7771491
    Abstract: Compositions for the oxidation dyeing of keratin fibers, for example of human keratin fibers such as the hair, containing, in a medium suitable for dyeing: a) at least one oxidation dye, b) at least one associative polymer chosen from non-ioninc, anionic, and amphoteric polymers, c) at least one nonionic cellulose-based compound not comprising a C8-C30 fatty chain, and d) at least one cationic polymer with a charge density of greater than 1 meq/g and not comprising a C8-C30 fatty chain.
    Type: Grant
    Filed: December 21, 2007
    Date of Patent: August 10, 2010
    Assignee: L'Oreal S.A.
    Inventors: Frédéric Simonet, Luc Nicolas-Morgantini, François Cottard, Christine Rondeau
  • Dye composition of acidic pH comprising 2,3-diamino-6,7-dihydro-1H,5H-pyrazolo[1,2-a]pyrazol-1-one, a para-phenylenediamine, a meta-aminophenol and an oxidizing agent, and processes for dyeing keratin fibers using the composition
    Patent number: 7766977
    Abstract: The present disclosure relates to a composition for dyeing keratin fibers, for example, human keratin fibers such as the hair, comprising at least one first oxidation base chosen from 2,3-diamino-6,7-dihydro-1H,5H-pyrazolo[1,2-a]pyrazol-1-one and the addition salts thereof, at least one second oxidation base chosen from para-phenylenediamines, at least one coupler chosen from meta-aminophenols and at least one oxidizing agent, the pH of the composition ranging from 5.5 to 7.5. The present disclosure makes it possible to obtain a coloration on keratin fibers with tints in red, coppery or mahogany tones that are sufficiently visible on natural or dyed hair and uniform from the roots to the ends.
    Type: Grant
    Filed: November 30, 2007
    Date of Patent: August 3, 2010
    Assignee: L'Oreal S.A.
    Inventors: François Cottard, Florence Laurent
  • PACKAGING AND APPLICATOR DEVICE
    Publication number: 20100189491
    Abstract: The present invention relates to a packaging and applicator device comprising: a container containing a composition for application; an applicator, or in the absence of an applicator a composition dispenser member; a preparation, finishing, and/or massage tool secured to the container or the applicator at least while the tool is not in use, the device being arranged in such a manner that use of the tool is dissociated with application of the composition with the applicator; and a vibration source configured to be secured to the tool while the composition dispenser or applicator is in use.
    Type: Application
    Filed: January 27, 2009
    Publication date: July 29, 2010
    Applicant: L'Oréal S.A.
    Inventor: Jean-Louis Gueret
  • Derivative of glucose and of vitamin F, compositions comprising it, uses and preparation process
    Patent number: 7763587
    Abstract: An O-acyl product derived from glucose which may be obtained by partial or total esterification of glucose and of vitamin F, comprising a mixture of esters, for example, monoesters, of glucose and of at least one acid chosen from linoleic acid, oleic acid, palmitic acid and stearic acid, compositions, for example, cosmetic and pharmaceutical compositions, comprising this novel derivative, and their use for improving the condition of head hair and/or other hairs, and, for example, for reducing and/or impeding the loss of head hair and/or other hairs, and/or for inducing and/or stimulating hair growth, as well as a process for preparing O-acyl derivatives mainly in position 6 of glucose, comprising preparing a mixed anhydride by reacting a carboxylic acid with a trimethylacetyl halide, followed by reacting said mixed anhydride formed with glucose.
    Type: Grant
    Filed: June 12, 2003
    Date of Patent: July 27, 2010
    Assignee: L'Oreal S.A.
    Inventors: Jean-François Michelet, Maria Dalko, Bruno Bernard, Didier Semeria, Michel Philippe
  • Polyamino acid derivatives and use thereof in compositions for treating keratin fibers
    Patent number: 7759378
    Abstract: The invention concerns the use in a cosmetic composition of at least a poly-aminoacid of general formula (1) in which X is —O—, —S— or —NR3; R1 represents in particular a hydrogen atom or a C1-C40 alkyl radical; R2 represents in particular a hydrogen atom or an optionally substituted alkyl radical; R3 represents a hydrogen atom or an alkyl radical; R4 represents a hydrogen atom or a radical such as NH2, OH, SH, —CHOHCH3, —CONH2; n is a number greater than 1 such that the poly-aminoacid derivative molecular weight ranges between 200 and 200000. The invention also concerns the use of said derivatives for keratinous fiber strengthening and care.
    Type: Grant
    Filed: November 16, 2007
    Date of Patent: July 20, 2010
    Assignee: L'Oreal S.A.
    Inventors: Michel Philippe, Christian Blaise
  • 2-OXOTHIAZOLIDINE 4-CARBOXYLIC ACID COMPOUNDS FOR PROMOTING DESQUAMATION OF THE SKIN
    Publication number: 20100179200
    Abstract: 2-oxothiazolidine-4-carboxylic acid compounds having the structural formula (I): are suited for promoting desquamation of the skin and/or stimulating epidermal renewal and/or combating aging of the skin.
    Type: Application
    Filed: January 6, 2010
    Publication date: July 15, 2010
    Applicant: SOCIETE L'OREAL, S.A.
    Inventors: Jean-Baptiste GALEY, Dominique Bernard, Lucie Simonetti
  • Reducing composition for permanently reshaping keratin fibers and permanent-reshaping process
    Patent number: 7754193
    Abstract: The present disclosure relates to a composition for permanently reshaping keratin fibers, such as the hair, comprising ammonium bicarbonate and at least one other alkaline agent chosen from aqueous ammonia and ammonium salts other than ammonium bicarbonate, with an ammonium molar concentration ratio of greater than 2.1, at least one non-cyclic cationic polymer, and at least one reducing agent, wherein, when aqueous ammonia is present, it is present in an amount of less than 3% by weight. Also disclosed herein is permanent-reshaping process comprising the application of this reducing composition in a first stage, followed, after a leave-in time, by the application of a fixing composition and rinsing of the keratin fibers thus treated. The present disclosure further relates to a multi-compartment device or kit comprising this reducing composition.
    Type: Grant
    Filed: May 18, 2004
    Date of Patent: July 13, 2010
    Assignee: L'Oreal S.A.
    Inventors: Thomas Fondin, Anne Sabbagh
  • Kits and methods for evaluating hair
    Patent number: 7749763
    Abstract: The invention relates to kits and methods for analyzing hair, particularly for determining the amount of damage to hair, including placing hair into a solution containing at least one metal ion so that an amount of the metal ion is attached to the hair, removing the hair from the solution, determining the amount of metal ion attached to the hair, and determining the amount of damage to the hair based upon the amount of metal ion attached to the hair.
    Type: Grant
    Filed: March 28, 2008
    Date of Patent: July 6, 2010
    Assignee: L'Oreal S.A.
    Inventors: Gregory Shmuylovich, Henry T. Kalinoski, Robert Picone, Jacob Rosen, Michael A. Kravetz
  • Cosmetic compositions comprising a structuring agent, silicone powder and swelling agent
    Patent number: 7749524
    Abstract: Disclosed are compositions that include a structuring agent, a silicone powder and a swelling agent, other compositions further including a liquid fatty phase, methods of making the compositions, and their use on keratin material.
    Type: Grant
    Filed: December 22, 2003
    Date of Patent: July 6, 2010
    Assignee: L'Oreal S.A.
    Inventors: Shao Xiang Lu, Terry Van Liew, Nathalie Geffroy-Hyland, Mohamed Kanji
  • Indole-derived styryl dye comprising an alkylene linker, a dye composition comprising this dye, and a process for lightening keratin materials using this dye
    Patent number: 7744658
    Abstract: The disclosure relates to the dyeing of keratin materials using indole-derived styryl dyes comprising an alkylene linker. Disclosed herein is a dye composition comprising an indole-derived styryl dye comprising an alkylene linker, and a dyeing process with, for example, a lightening effect on keratin materials such as hair, using said composition. Disclosed herein are novel indole-derived styryl dyes comprising an alkylene linker and the uses thereof in lightening keratin materials. This composition makes it possible to obtain a coloring with a lightening effect which can be resistant and visible on dark keratin fibers.
    Type: Grant
    Filed: September 19, 2008
    Date of Patent: June 29, 2010
    Assignee: L'Oreal S.A.
    Inventors: Andrew Greaves, Nicolas Daubresse
  • Semipermanent hair shaping method
    Patent number: 7744859
    Abstract: Disclosed herein is a semipermanent hair shaping method comprising: (a) applying onto the hair a first composition comprising, in a cosmetically acceptable medium, at least one solubilized fixing polymer chosen from anionic and amphoteric polymers, this application being optionally followed by a resting time for said first composition, (b) applying onto the hair a second composition comprising in a cosmetically acceptable medium at least one acid chosen from mineral and organic acids, such application being optionally followed by a resting time for said second composition, where step b) is conducted prior to or after step a), (c) rinsing the hair, and (d) shaping the hair either after applying the first composition of step a), or after applying the second composition of step b) and prior to the rinsing step c).
    Type: Grant
    Filed: May 1, 2006
    Date of Patent: June 29, 2010
    Assignee: L'Oreal S.A.
    Inventor: Catherine Campain
  • Process for dyeing the hair using an anionic coloured polymer
    Patent number: 7744655
    Abstract: The present invention relates to a process for dyeing keratin fibres, which comprises the application to the fibres of a composition containing at least one cationic polymer, rinsing of the keratin fibres, the application of a composition containing at least one anionic colored polymer, and rinsing of the keratin fibres. Such a process makes it possible to obtain an improvement in the coloration of the keratin fibres.
    Type: Grant
    Filed: March 14, 2006
    Date of Patent: June 29, 2010
    Assignee: L'Oreal S.A.
    Inventors: Maxime De Boni, Bruno Laguitton
  • Styrl tetrahydroquinolinium thiol/disulfide dye compound and method for lightening keratin materials using the same
    Patent number: 7744657
    Abstract: The present disclosure relates to the dyeing of keratin materials using thiol/disulfide styryl tetrahydroquinolinium fluorescent dyes. Disclosed herein is a dye composition comprising a thiol/disulfide styryl tetrahydroquinolinium fluorescent dye and a dyeing process with, for instance, a lightening effect on keratin materials such as hair, using said composition. Disclosed herein are thiol fluorescent dyes and the uses thereof in lightening keratin materials. This composition can be used to obtain a lightening effect which can be resistant and visible on dark keratin fibers.
    Type: Grant
    Filed: September 19, 2008
    Date of Patent: June 29, 2010
    Assignee: L'Oreal S.A.
    Inventors: Andrew Greaves, Nicolas Daubresse, Franco Manfre
  • Cosmetic composition comprising at least a tacky polymer and at least a fixing polymer
    Patent number: 7740832
    Abstract: The invention concerns a cosmetic composition for keratinous fibers such as hair comprising, in a cosmetically acceptable medium, at least a tacky polymer with glass transition temperature (Tg) less than 20° C. and at least a fixing polymer with glass transition temperature higher than 15° C. The invention also concerns a method for treating keratinous fibers such as hair, in particular a method for setting and/or maintaining hairstyle, using said composition and the use of said composition in or for making a cosmetic hairstyling formulation.
    Type: Grant
    Filed: June 8, 1999
    Date of Patent: June 22, 2010
    Assignee: L'Oreal S.A.
    Inventors: Isabelle Rollat-Corvol, Henri Samain
  • Composition comprising at least one silicone compound and at least one organosilane
    Patent number: 7740664
    Abstract: The present disclosure provides a composition for treating keratin fibers, for example, human keratin fibers such as the hair. The present disclosure provides a composition for dyeing keratin fibers, comprising: at least one compound X and at least one compound Y, wherein at least one of the compounds X and Y is a silicone compound, wherein when X and Y are placed in contact with each other they react together via a hydrosilyation reaction, a condensation reaction, or a crosslinking reaction in the presence of at least one peroxide; and at least one alkoxysilane comprising a single silicon atom.
    Type: Grant
    Filed: December 20, 2007
    Date of Patent: June 22, 2010
    Assignee: L'oreal S.A.
    Inventor: Katarina Benabdillah
  • Anhydrous compositions in paste form for bleaching keratin fibers
    Patent number: 7740663
    Abstract: The present disclosure relates to an anhydrous composition in paste form for bleaching keratin fibers, comprising at least one peroxygenated salt, at least one alkaline agent, and at least one complex of hydrogen peroxide and of at least one polymer comprising, as a monomer, at least one vinyl heterocyclic monomer. This disclosure also related to the use and preparation of said composition.
    Type: Grant
    Filed: June 27, 2008
    Date of Patent: June 22, 2010
    Assignee: L'Oreal S.A.
    Inventors: Roland De La Mettrie, Benoit Boche
  • Composition for simultaneously bleaching and dyeing keratin fibers, comprising at least one dye chosen from anionic and nonionic dyes and at least one inert organic liquid
    Patent number: 7736395
    Abstract: The present disclosure relates to a composition for simultaneously bleaching and dyeing keratin fibers, comprising at least one direct dye chosen from anionic dyes, nonionic dyes, and addition salts thereof, with the exception of 7-(6?-methylphenylazo)-1-acetamido-3,6-disulfo-8-hydroxynaphthalene, ortho-nitroanilines substituted meta to the amino group, quinoline and quinoline derivatives, and addition salts thereof, at least one inert organic liquid, at least one peroxygenated salt and at least one alkaline agent. The disclosure also relates to a process for simultaneously bleaching and dyeing keratin fibers using this composition.
    Type: Grant
    Filed: June 29, 2006
    Date of Patent: June 15, 2010
    Assignee: L'Oreal S.A.
    Inventor: Sylvain Kravtchenko
  • Cosmetic dye composition with a lightening effect for human keratin materials, comprising at least one fluorescent dye and at least one aminosilicone, and process of dyeing
    Patent number: 7736631
    Abstract: The present disclosure relates to a cosmetic composition comprising at least one fluorescent dye and at least one aminosilicone; processes using this cosmetic composition and a kit comprising at least one composition comprising at least one fluorescent dye and at least one aminosilicone, which can be used to dye with a lightening effect human keratin materials for example, artificially dyed or pigmented hair, and dark skin.
    Type: Grant
    Filed: April 1, 2004
    Date of Patent: June 15, 2010
    Assignee: L'Oreal S.A.
    Inventors: Luc Gourlaouen, Henri Samain
  • C-glycoside compounds for stimulating the synthesis of glycosaminoglycans
    Patent number: 7732414
    Abstract: C-glycoside compounds are suited for stimulating the synthesis of glycosaminoglycans containing a D-glucosamine and/or N-acetyl-D-glucosamine residue, advantageously hyaluronic acid, and/or proteoglycans, advantageously proteoglycans containing hyaluronic acid, by fibroblasts and/or keratinocytes.
    Type: Grant
    Filed: March 13, 2006
    Date of Patent: June 8, 2010
    Assignee: L'Oreal S.A.
    Inventors: Maria Dalko, Lionel Breton