Patents by Inventor Guillaume Kergosien

Guillaume Kergosien has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20220160104
    Abstract: The invention relates to a system (10) for dispensing a product, comprising a dispenser that can house at least two cartridges, each of which includes a reservoir containing a base product, a first base product comprising at least 0.1 wt.-% particles having a density differential relative to the medium containing same, preferably of at least 0.5 g/cm3, in particular particles having a density greater than or equal to 2 g/cm3, and a thickening agent. The dispenser allows at least two base products to be dispensed in adjustable proportions, the viscosity of the first base product being preferably greater than 2 Pa·s and more preferably greater than or equal to 4 Pa·s.
    Type: Application
    Filed: February 8, 2022
    Publication date: May 26, 2022
    Applicant: L'OREAL
    Inventors: Henri SAMAIN, Franck GIRON, Guillaume KERGOSIEN
  • Publication number: 20220160106
    Abstract: The invention relates to a system (10) for dispensing a product, comprising a dispenser that can house at least two cartridges, each of which includes a reservoir containing a base product, a first base product comprising at least 0.1 wt.-% particles having a density differential relative to the medium containing same, preferably of at least 0.5 g/cm3, in particular particles having a density greater than or equal to 2 g/cm3, and a thickening agent. The dispenser allows at least two base products to be dispensed in adjustable proportions, the viscosity of the first base product being preferably greater than 2 Pa·s and more preferably greater than or equal to 4 Pa·s.
    Type: Application
    Filed: February 8, 2022
    Publication date: May 26, 2022
    Applicant: L'OREAL
    Inventors: Henri SAMAIN, Franck GIRON, Guillaume KERGOSIEN
  • Publication number: 20220160105
    Abstract: The invention relates to a system (10) for dispensing a product, comprising a dispenser that can house at least two cartridges, each of which includes a reservoir containing a base product, a first base product comprising at least 0.1 wt.-% particles having a density differential relative to the medium containing same, preferably of at least 0.5 g/cm3, in particular particles having a density greater than or equal to 2 g/cm3, and a thickening agent. The dispenser allows at least two base products to be dispensed in adjustable proportions, the viscosity of the first base product being preferably greater than 2 Pa·s and more preferably greater than or equal to 4 Pa·s.
    Type: Application
    Filed: February 8, 2022
    Publication date: May 26, 2022
    Applicant: L'OREAL
    Inventors: Henri SAMAIN, Franck GIRON, Guillaume KERGOSIEN
  • Publication number: 20220160107
    Abstract: The invention relates to a system (10) for dispensing a product, comprising a dispenser that can house at least two cartridges, each of which includes a reservoir containing a base product, a first base product comprising at least 0.1 wt.-% particles having a density differential relative to the medium containing same, preferably of at least 0.5 g/cm3, in particular particles having a density greater than or equal to 2 g/cm3, and a thickening agent. The dispenser allows at least two base products to be dispensed in adjustable proportions, the viscosity of the first base product being preferably greater than 2 Pa·s and more preferably greater than or equal to 4 Pa·s.
    Type: Application
    Filed: February 8, 2022
    Publication date: May 26, 2022
    Applicant: L'OREAL
    Inventors: Henri SAMAIN, Franck GIRON, Guillaume KERGOSIEN
  • Publication number: 20220160108
    Abstract: The invention relates to a system (10) for dispensing a product, comprising a dispenser that can house at least two cartridges, each of which includes a reservoir containing a base product, a first base product comprising at least 0.1 wt.-% particles having a density differential relative to the medium containing same, preferably of at least 0.5 g/cm3, in particular particles having a density greater than or equal to 2 g/cm3, and a thickening agent. The dispenser allows at least two base products to be dispensed in adjustable proportions, the viscosity of the first base product being preferably greater than 2 Pa·s and more preferably greater than or equal to 4 Pa·s.
    Type: Application
    Filed: February 8, 2022
    Publication date: May 26, 2022
    Applicant: L'OREAL
    Inventors: Henri SAMAIN, Franck GIRON, Guillaume KERGOSIEN
  • Publication number: 20220151367
    Abstract: The invention relates to a system (10) for dispensing a product, comprising a dispenser that can house at least two cartridges, each of which includes a reservoir containing a base product, a first base product comprising at least 0.1 wt.-% particles having a density differential relative to the medium containing same, preferably of at least 0.5 g/cm3, in particular particles having a density greater than or equal to 2 g/cm3, and a thickening agent. The dispenser allows at least two base products to be dispensed in adjustable proportions, the viscosity of the first base product being preferably greater than 2 Pa·s and more preferably greater than or equal to 4 Pa·s.
    Type: Application
    Filed: February 8, 2022
    Publication date: May 19, 2022
    Applicant: L'OREAL
    Inventors: Henri SAMAIN, Franck GIRON, Guillaume KERGOSIEN
  • Publication number: 20220151366
    Abstract: The invention relates to a system (10) for dispensing a product, comprising a dispenser that can house at least two cartridges, each of which includes a reservoir containing a base product, a first base product comprising at least 0.1 wt.-% particles having a density differential relative to the medium containing same, preferably of at least 0.5 g/cm3, in particular particles having a density greater than or equal to 2 g/cm3, and a thickening agent. The dispenser allows at least two base products to be dispensed in adjustable proportions, the viscosity of the first base product being preferably greater than 2 Pa·s and more preferably greater than or equal to 4 Pa·s.
    Type: Application
    Filed: February 8, 2022
    Publication date: May 19, 2022
    Applicant: L'OREAL
    Inventors: Henri SAMAIN, Franck GIRON, Guillaume KERGOSIEN
  • Patent number: 11291287
    Abstract: A system for dispensing a product, having a dispenser that receives at least two cartridges that each have a reservoir containing a base product, a first base product including at least 0.1% by mass of particles exhibiting a difference in density, with the medium which contains them, the particles having a density greater than or equal to 2 g/cm3, and a thickener, the dispenser making it possible to deliver at least two base products in adjustable proportions, the viscosity of the first base product being greater than 2 Pa·s is provided.
    Type: Grant
    Filed: June 2, 2017
    Date of Patent: April 5, 2022
    Assignee: L'OREAL
    Inventors: Henri Samain, Franck Giron, Guillaume Kergosien
  • Publication number: 20210361555
    Abstract: The present invention relates to a fluid composition, especially comprising a physiologically acceptable medium, especially for coating keratin materials, more particularly for making up and/or caring for keratin materials such as the skin, and containing: a) at least one ester-terminated poly(ester-amide) polymer; and b) at least one volatile alkane; and c) at least one monoalcohol comprising from 2 to 8 carbon atoms; and d) a particulate phase comprising at least one pigment. The invention also relates to a process for coating keratin materials, more particularly for making up and/or caring for keratin materials, such as the skin, characterized in that it comprises the application to the keratin materials of a composition as defined previously. The present invention also relates to a cosmetic assembly comprising—a composition as defined previously—a device for applying said composition to the keratin materials.
    Type: Application
    Filed: June 26, 2019
    Publication date: November 25, 2021
    Applicant: L'OREAL
    Inventor: Guillaume KERGOSIEN
  • Publication number: 20210244649
    Abstract: The present invention relates to a composition, especially comprising a physiologically acceptable medium, especially for coating keratin materials, more particularly for making up and/or caring for keratin materials such as the skin, and containing at least one silicone/polyurea copolymer and/or a silicone/polyurethane copolymer and/or a silicone/polyurethane copolymer of following formula (I): •b) at least one volatile alkane; and •c) at least one monoalcohol comprising from 2 to 8 carbon atoms; and •d) at least one silicone resin. The invention also relates to a process for coating keratin materials, more particularly for making up and/or caring for keratin materials such as the skin, characterized in that it comprises the application to the keratin materials of a composition as defined previously. The present invention also relates to a cosmetic assembly comprising •a composition as defined previously •a device for applying said composition to the keratin materials.
    Type: Application
    Filed: June 26, 2019
    Publication date: August 12, 2021
    Applicant: L'OREAL
    Inventor: Guillaume KERGOSIEN
  • Publication number: 20210121390
    Abstract: The present invention relates to a composition, especially comprising a physiologically acceptable medium, especially for coating keratin materials, more particularly for making up and/or caring for keratin materials such as the skin, and containing a) at least one ester-terminated poly(ester-amide) polymer; and b) at least one volatile alkane; and c) at least one tackifying resin chosen from the group constituted of indene hydrocarbon-based resins, pentadiene aliphatic resins, cyclopentadiene aliphatic resins, mixed resins of pentadiene and of indene, cyclopentadiene dimer diene resins, isoprene dimer diene resins, hydrogenated resins resulting from the polymerization of pentadiene, hydrogenated resins resulting from the polymerization of cyclopentadiene, and mixtures thereof. and d) a particulate phase comprising at least one pigment.
    Type: Application
    Filed: June 26, 2019
    Publication date: April 29, 2021
    Applicant: L'OREAL
    Inventor: Guillaume KERGOSIEN
  • Patent number: 10828247
    Abstract: The present invention relates to a kit for make-up and/or care of nails and/or false nails, comprising: —a composition C1 for make-up and/or care of nails and/or false nails comprising at least one film-forming polymer, said polymer being insoluble in acetone, methyl acetate, and ethyl acetate, and —a make-up removal composition C2 comprising at least one volatile solvent S2 selected from the group consisting of C2-C5 alcohols, C5-C12 alkanes, and mixtures thereof, said solvent S2 being able to solubilize the film-forming polymer of composition C1.
    Type: Grant
    Filed: December 4, 2013
    Date of Patent: November 10, 2020
    Assignee: L'OREAL
    Inventor: Guillaume Kergosien
  • Patent number: 10639255
    Abstract: The invention relates to nail treatment system comprising at least one basecoat, at least one second coat, and optionally at least one topcoat, wherein the basecoat comprises water and at least one non-UV curable adhesive latex compound, and the second coat comprises at least one photocrosslinkable urethane (meth)acrylate and at least one (meth)acrylate monomer.
    Type: Grant
    Filed: December 17, 2014
    Date of Patent: May 5, 2020
    Assignee: L'OREAL
    Inventors: XianZhi Zhou, Chunhua Li, Hy Si Bui, Jean-Thierry Simonnet, Carl Riachi, Guillaume Kergosien
  • Patent number: 10639256
    Abstract: The present invention relates to a photocrosslinkable cosmetic composition, comprising in a physiologically acceptable medium: —at least one photocrosslinkable urethane (meth)acrylate compound P1 comprising at least one structural unit: (I) —at least one photocrosslinkable urethane (meth)acrylate compound P2 comprising at least one polyether chain, said compound having a molar mass greater than or equal to 1000 g/mol, —at least one film-forming polymer P3, —at least one photoinitiator, and —at least one volatile solvent chosen from acetone, ethyl acetate, and propyl acetate, said solvent being present in said composition at a content greater than or equal to 20%, preferably greater than or equal to 30%, by weight in relation to the total weight of said composition, wherein the ratio of the total mass of P1 and P2 to the total mass of P3 is less than or equal to 4.0.
    Type: Grant
    Filed: December 4, 2013
    Date of Patent: May 5, 2020
    Assignee: L'OREAL
    Inventors: Guillaume Kergosien, Carl Riachi
  • Patent number: 10426721
    Abstract: The present invention relates to a photocrosslinkable cosmetic composition, comprising in a physiologically acceptable medium: —at least one photocrosslinkable urethane (meth)acrylate compound P1 comprising at least one structural unit: (I) —at least one photocrosslinkable urethane (meth)acrylate compound P2, comprising at least one polyethylene glycol chain, —preferably at least one film-forming polymer P3, and —at least one photoinitiator.
    Type: Grant
    Filed: December 4, 2013
    Date of Patent: October 1, 2019
    Assignee: L'OREAL
    Inventors: Guillaume Kergosien, Carl Riachi
  • Publication number: 20190231673
    Abstract: The present invention relates to a kit for make-up and/or care of nails and/or false nails, comprising: a composition C1 for make-up and/or care of nails and/or false nails comprising at least one film-forming polymer, said polymer being insoluble in acetone, methyl acetate, and ethyl acetate, and a make-up removal composition C2 comprising at least one volatile solvent S2 selected from the group consisting of C2-C5 alcohols, C5-C12 alkanes, and mixtures thereof, said solvent S2 being able to solubilize the film-forming polymer of composition C1.
    Type: Application
    Filed: February 4, 2019
    Publication date: August 1, 2019
    Inventor: Guillaume KERGOSIEN
  • Patent number: 9962327
    Abstract: The present invention relates to a cosmetic or dermatological composition of sol/gel type for making up and/or caring for keratin materials characterized in that it comprises the product resulting from the reaction: (a) of at least one alkoxysilane monomer or oligomer of formula (I) R1xSi(OR2)(4-x) or of formula (II) [R1y (OR2)z SiO ((4-?-?)/2)]? in which R1 represents, independently, a nucleophilic group other than a hydroxyl, or a (Ci-C2o)alkyl group, R2 represents, independently, a (Ci-Cio)alkyl group, and (b) of an amount of water corresponding to a number of moles of water, determined according to the following equation: X?(llAlkoxysilanes×llbAlkoxy groups)/nH2o with nH2o=Number of moles of water, nAikoxysiianes=Number of moles of alkoxysilane compounds, nbAikoxy groups=Weighted mean of the number of alkoxysilane groups per alkoxysilane compound, and X is a number greater than 2. It also relates to an associated cosmetic process and an associated kit for coating keratin materials.
    Type: Grant
    Filed: November 9, 2012
    Date of Patent: May 8, 2018
    Assignee: L'OREAL
    Inventors: Guillaume Kergosien, Carl Riachi, Laure Le Chaux
  • Patent number: 9925396
    Abstract: The invention relates to adhesive articles containing at least one colorant and/or at least one active agent as well as to methods of using such articles on mucosis or keratin materials to achieve a desired result or benefit and to methods of making such adhesive articles.
    Type: Grant
    Filed: January 30, 2009
    Date of Patent: March 27, 2018
    Assignee: L'OREAL
    Inventors: Guillaume Kergosien, William Meathrel
  • Patent number: 9622954
    Abstract: The invention relates to a cosmetic composition, in particular a composition for making up and/or caring for keratin materials, preferably a nail makeup, comprising the compound of chemical formula (I) below: (I) in which: m represents an integer equal to 0 or 1; n represents an integer between 2 and 8; R1 represents a group (C1-C20)alkyl or an aryl group, or alternatively, when m is equal to 0, R1 may also represent a carbonyl; R2 and R3 represent an ethoxy group or a group (C1-C20)alkyl, optionally substituted with an amino group; Y represents a polyurea or a polyurethane or alternatively a hydrocarbon-based group comprising from 2 to 100 carbon atoms. The invention also relates to a cosmetic process, in particular a makeup or hair shaping process, preferably a process for making up keratin materials, in particular the nails and/or the hair, characterized in that it comprises at least one step which consists in applying a cosmetic composition as above defined to keratin materials.
    Type: Grant
    Filed: November 9, 2012
    Date of Patent: April 18, 2017
    Assignee: L'OREAL
    Inventor: Guillaume Kergosien
  • Publication number: 20160367455
    Abstract: The present invention relates to a kit for coating a nail or false nail, and more particularly for making up a nail or false nail, comprising, in a physiologically acceptable medium: —a first photo-crosslinkable composition comprising, in a physiologically acceptable medium, at least one photo-crosslinkable compound a) comprising at least two (ALK)acrylate functions and at least one carboxylic acid function, —a second photo-crosslinkable composition comprising, in a physiologically acceptable medium: —at least one photo-crosslinkable compound b) comprising at least one (poly)urethane poly(ALK)acrylate compound comprising a (poly)oxyalkylene unit, —at least one photo-crosslinkable compound c) comprising at least two carbamate units obtained by reaction with at least one diisocyanate of isophorone diisocyanate type, —at least one (ALK)acrylate monomer, preferably (meth)acrylate monomer, more preferentially tetrahydrofurfuryl methacrylate.
    Type: Application
    Filed: November 28, 2014
    Publication date: December 22, 2016
    Applicant: L'OREAL
    Inventors: Guillaume KERGOSIEN, Carl RIACHI, Marina LE PAPE