Patents by Inventor Philippe Ilekti

Philippe Ilekti 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).

  • Patent number: 10493015
    Abstract: The present invention relates to a composition, preferably a cosmetic composition, in particular for coating keratin fibres such as the eyelashes, comprising: —an aqueous phase, —a lamellar phase L? formed by an aqueous phase-structuring surfactant system, said surfactant system comprising a content of surfactant(s) of greater than or equal to 15% by weight relative to the total weight of the composition, —at least one (poly)oxyalkylenated hydrophilic polymer present in a content of greater than or equal to 3% by weight of solids relative to the total weight of the composition, the hydrophilic polymer(s) having a weight-average molecular mass Mw ranging from 1500 to 500 000 g/mol. The present invention also relates to a process for coating keratin fibres.
    Type: Grant
    Filed: April 9, 2015
    Date of Patent: December 3, 2019
    Assignee: L'OREAL
    Inventors: Stephane Douezan, Philippe Ilekti
  • Patent number: 10485743
    Abstract: The present invention relates to a cosmetic composition for coating keratin fibers, comprising: an aqueous phase, a surfactant system present at a total content of greater than or equal to 15% by weight relative to the total weight of the composition, said surfactant system comprising: i) at least one nonionic surfactant with an HLB value at 25° C. of less than 8, and ii) at least one nonionic surfactant with an HLB value at 25° C. of greater than or equal to 8, together forming a lamellar phase L?, and at least one spherical filler. The present invention also relates to a process for coating keratin fibers.
    Type: Grant
    Filed: September 23, 2014
    Date of Patent: November 26, 2019
    Assignee: L'OREAL
    Inventors: Philippe Ilekti, Nathalie Jager Lezer
  • Patent number: 10470984
    Abstract: The present invention relates to an emulsion-type cosmetic composition for coating keratin fibres, comprising: an aqueous phase, particles comprising: at least one hard wax, preferentially in the form of an aqueous dispersion, having a melting point ranging from 65 to 120° C., the hard wax(es) being present at a total content greater than or equal to 10% by weight relative to the total weight of the composition, preferably at least one aqueous dispersion of particles of at least one film-forming polymer, the film forming polymer(s) preferably being present at a dry matter content greater than or equal to 10% by weight relative to the total weight of the composition, at least one particular emulsifying system capable of dispersing at least the hard wax(es), the total content of hard wax(es) and optionally of additional wax(es) and the total content of emulsifying system being such that the weight ratio of the hard wax(es) plus additional wax(es) to the emulsifying system is less than or equal to 1.
    Type: Grant
    Filed: October 11, 2013
    Date of Patent: November 12, 2019
    Assignee: L'OREAL
    Inventors: Philippe Ilekti, Sandrine Olivier-Mabilais, Nathalie Jager Lezer
  • Patent number: 10449142
    Abstract: The present invention relates to a cosmetic composition for coating keratin fibers, comprising:—an aqueous phase,—a surfactant system present at a total content of greater than or equal to 15% by weight relative to the total weight of the composition, said surfactant system comprising: i) at least one non-ionic surfactant with an HLB value at 25° C. of less than 8, and ii) at least one anionic surfactant with an HLB value at 25° C. of greater than or equal to 8, chosen from acyl glutamic acids and salts thereof, together forming a lamellar phase L?, and—at least one aqueous dispersion of particles of at least one film-forming polymer. The present invention also relates to a process for coating keratin fibers.
    Type: Grant
    Filed: September 29, 2015
    Date of Patent: October 22, 2019
    Assignee: L'OREAL
    Inventors: Nathalie Jager Lezer, Philippe Ilekti
  • Publication number: 20190091116
    Abstract: The present invention relates to a composition, especially a cosmetic composition, for caring for and/or making up keratin materials, comprising at least: a non-aqueous medium containing at least one hydrocarbon-based oil, particles of at least one polymer that is surface-stabilized with a stabilizer, the polymer of the particles being a C1-C4 alkyl (meth) acrylate polymer; the stabilizer being an isobornyl (meth)acrylate polymer chosen from isobornyl (meth)acrylate homopolymer and statistical copolymers of isobornyl (meth)acrylate and of C1-C4 alkyl (meth)acrylate present in an isobornyl (meth)acrylate/C1-C4 alkyl (meth)acrylate weight ratio of greater than 4; and a hydrophobic film-forming polymer chosen from block ethylenic copolymers and hydrocarbon-based resins, and. mixtures thereof.
    Type: Application
    Filed: December 18, 2015
    Publication date: March 28, 2019
    Inventors: Philippe ILEKTI, Laure DAUBERSIES, Nathalie GAVACHE, Stephane DOUEZAN
  • Publication number: 20190091128
    Abstract: The present invention relates to a composition, especially a cosmetic composition, comprising: at least one aqueous phase gelled with at least one hydrophilic gelling agent, said hydrophilic gelling agent being at least one nonionic associative polymer, and at least one oily phase gelled with at least one lipophilic gelling agent, said lipophilic gelling agent being at least one by drocarbon-based block copolymer, said oily phase also comprising at least one hydrocarbon-based oil and particles of at least one polymer surface-stabilized with a stabilizer; said phases forming therein a macro scopically homogeneous mixture; and said composition also comprising at least one hydrocarbon-based resin with a number-average molecular weight of less than or equal to 10 000 g/mol; and pentylene glycol.
    Type: Application
    Filed: December 18, 2015
    Publication date: March 28, 2019
    Inventors: Philippe ILEKTI, Laure DAUBERSIES, Christel LISON
  • Patent number: 10219987
    Abstract: A cosmetic composition for coating keratin fibers including: an aqueous phase, a surfactant system present at an amount greater than or equal to 15% by weight relative to the total weight of the composition including: i) at least one nonionic surfactant with an HLB value at 25° C. of less than 8, and ii) at least one nonionic surfactant with an HLB value at 25° C. of greater than or equal to 8, together forming a lamellar paracrystalline phase L?, and at least one aqueous dispersion of particles of at least one film-forming polymer, as well as methods of using these compositions are provided.
    Type: Grant
    Filed: September 23, 2014
    Date of Patent: March 5, 2019
    Assignee: L'OREAL
    Inventors: Philippe Ilekti, Nathalie Jager Lezer
  • Publication number: 20180263889
    Abstract: The present invention relates to a composition, especially a cosmetic composition, for caring for and/or making up keratin fibres, and more particularly the eyelashes, comprising at least: a non-aqueous medium containing at least one hydrocarbon-based oil, particles of at least one polymer surface-stabilized with a stabilizer, the polymer of the particles being a C1-C4 alkyl (meth)acrylate polymer; the stabilizer being an isobornyl (meth)acrylate polymer chosen from isobornyl (meth)acrylate homopolymer and statistical copolymers of isobornyl (meth)acrylate and of C1-C4 alkyl (meth)acrylate present in an isobornyl (meth)acrylate/C1-C4 alkyl (meth)acrylate weight ratio of greater than 4; and a nonionic surfactant.
    Type: Application
    Filed: November 18, 2015
    Publication date: September 20, 2018
    Inventors: Philippe ILEKTI, Alexandra SCHVENT
  • Patent number: 9980896
    Abstract: The present invention relates to a composition, preferably a cosmetic composition, in particular for coating keratin fibers such as the eyelashes, comprising:—an aqueous phase,—a lamellar phase L? formed by an aqueous phase-structuring surfactant system, said surfactant system comprising a content of surfactant(s) of greater than or equal to 15% by weight relative to the total weight of the composition,—at least one (poly)vinylpyrrolidone hydrophilic polymer present in a content of greater than or equal to 3% by weight of solids relative to the total weight of the composition, the hydrophilic polymer(s) having a weight-average molecular mass Mw ranging from 1500 to 500 000 g/mol. The present invention also relates to a process for coating keratin fibers.
    Type: Grant
    Filed: April 10, 2015
    Date of Patent: May 29, 2018
    Assignee: L'OREAL
    Inventors: Stephane Douezan, Philippe Ilekti
  • Patent number: 9980895
    Abstract: The present invention relates to an emulsion-type cosmetic composition for coating keratin fibers, comprising: —an aqueous phase, —particles comprising at least one hard wax, preferentially in the form of an aqueous dispersion, having a melting point greater than or equal to 60° C., the hard wax(es) being present at a total content greater than or equal to 10% by weight relative to the total weight of the composition, —at least one emulsifying system capable of dispersing at least the hard wax(es), comprising a non-ionic surfactant with an HLB value at 25° C. greater than or equal to 8, preferably greater than or equal to 10, and —at least one particular anionic associative polymer. The present invention also relates to a method for coating keratin fibers, to a method for preparing a cosmetic composition for coating keratin fibers, to a cosmetic composition for coating keratin fibers which is obtained by means of said production method, and also to a particular use.
    Type: Grant
    Filed: October 11, 2013
    Date of Patent: May 29, 2018
    Assignee: L'OREAL
    Inventors: Philippe Ilekti, Maitena Leuridan, Chrystel Michallet-Geoffroy
  • Patent number: 9968544
    Abstract: The present invention relates to a cosmetic composition for coating keratin fibres of the emulsion type, comprising: an aqueous phase, at least one wax, an emulsifying system comprising: i) at least one C12-C22 monoalkylphosphate, ii) at least one acyl glutamic acid having at least one C12-C22 acyl chain, their salt(s), and their mixture(s). The present invention also relates to a method for coating keratin fibres.
    Type: Grant
    Filed: November 30, 2012
    Date of Patent: May 15, 2018
    Assignee: L'OREAL
    Inventors: Philippe Ilekti, Zohra Moujahed
  • Patent number: 9895561
    Abstract: Composition for making up and/or caring for keratinous substances containing a block copolymer and a nonvolatile hydrocarbon ester oil.
    Type: Grant
    Filed: May 27, 2010
    Date of Patent: February 20, 2018
    Assignee: L'OREAL
    Inventors: Philippe Ilekti, Celine Farcet, Alexendra Schvent
  • Publication number: 20170246099
    Abstract: The present invention relates to a cosmetic composition for coating keratin fibres, comprising: —an aqueous phase, —a surfactant system present at a total content of greater than or equal to 15% by weight relative to the total weight of the composition, said surfactant system comprising: i) at least one non-ionic surfactant with an HLB value at 25° C. of less than 8, and ii) at least one anionic surfactant with an HLB value at 25° C. of greater than or equal to 8, chosen from acyl glutamic acids and salts thereof, together forming a lamellar phase L?, and—at least one aqueous dispersion of particles of at least one film-forming polymer. The present invention also relates to a process for coating keratin fibres.
    Type: Application
    Filed: September 29, 2015
    Publication date: August 31, 2017
    Applicant: L'OREAL
    Inventors: Nathalie JAGER LEZER, Philippe ILEKTI
  • Publication number: 20170239157
    Abstract: The present invention relates to a cosmetic composition for coating keratin fibres, comprising: —an aqueous phase, —a surfactant system present at a total content of greater than or equal to 15% by weight relative to the total weight of the composition, said surfactant system comprising: i) at least one non-ionic surfactant with an HLB value at 25° C. of less than 8, and ii) at least one anionic surfactant with an HLB value at 25° C. of greater than or equal to 8, chosen from acyl glutamic acids and salts thereof, together forming a lamellar phase L?, and —at least one lamellar filler. The present invention also relates to a process for coating keratin fibres.
    Type: Application
    Filed: September 29, 2015
    Publication date: August 24, 2017
    Applicant: L'OREAL
    Inventors: Nathalie JAGER LEZER, Philippe ILEKTI
  • Publication number: 20170239166
    Abstract: The present invention is directed towards a composition, especially a cosmetic composition, in particular for coating keratin fibres such as the eyelashes, comprising: —at least one aqueous phase gelled with at least one synthetic polymeric hydrophilic gelling agent; and —at least one oily phase gelled with at least one lipophilic gelling agent chosen from meltable compounds, said oily phase also comprising at least one volatile oil; said phases forming therein a macroscopically homogeneous mixture, said composition comprising less than 10% by weight of non-volatile oil(s), relative to the total weight of the composition, said composition comprising from 10% to 70% by weight of volatile oil(s), relative to the total weight of the composition, said composition comprising a water content at least equal to 15% by weight relative to the total weight of the composition.
    Type: Application
    Filed: August 26, 2015
    Publication date: August 24, 2017
    Applicant: L'OREAL
    Inventors: Laure DAUBERSIES, Philippe ILEKTI, Christel LISON
  • Publication number: 20170231894
    Abstract: The present invention is directed towards a composition, especially a cosmetic composition,in particular for coatingkeratin materials, especially keratin fibres, more particularlythe eyelashes, comprising: -at least one aqueous phase gelled with at least one hydrophilic gelling agent chosen from synthetic polymeric gelling agents, mixed silicates, and mixtures thereof; and at least one oily phase gelled with at least one lipophilic gelling agent chosen from polymeric gelling agents, particulate gelling agents, and mixtures thereof, said oily phase also comprising at least one volatile oil; said phases forming therein a macroscopically homogeneous mixture; said composition also comprising at least one tackifying resin, said composition comprising a water content at least equal to 15% by weight, relative to the total weight of the composition, said composition comprising from 10% to 70% by weight of volatile oil(s) relative to the total weight of said compositions.
    Type: Application
    Filed: August 26, 2015
    Publication date: August 17, 2017
    Applicant: L'OREAL
    Inventors: Laure DAUBERSIES, Philippe ILEKTI
  • Publication number: 20170231356
    Abstract: The present invention is directed towards a cosmetic assembly, of use for the treatment of keratin fibres, comprising a fluid cosmetic composition containing at least particles in the dispersed state in a liquid medium, said composition being solidifiable via the aggregation of said particles; and a device (1) comprising a mould (2), the mould (2) comprising at least one cavity (5), into which or each of which at least one of said fibres can be at least partially introduced, for the purposes of moulding said composition onto at least one part of said fibre(s) present in the cavity or cavities (5). The present invention is also directed towards a process for cosmetic treatment of one or more keratin fibres.
    Type: Application
    Filed: May 29, 2015
    Publication date: August 17, 2017
    Applicant: L'OREAL
    Inventors: Henri SAMAIN, Franck GIRON, Philippe ILEKTI
  • Publication number: 20170231875
    Abstract: The present invention relates to a cosmetic composition for coating keratin fibres, comprising: —an aqueous phase, —a surfactant system present at a total content of greater than or equal to 15% by weight relative to the total weight of the composition, said surfactant system comprising: i) at least one non-ionic surfactant with an HLB value at 25° C. of less than 8, and ii) at least one anionic surfactant with an HLB value at 25° C. of greater than or equal to 8, chosen from acyl glutamic acids and salts thereof, together forming a lamellar phase L?, and —at least one spherical filler. The present invention also relates to a process for coating keratin fibres.
    Type: Application
    Filed: September 29, 2015
    Publication date: August 17, 2017
    Applicant: L'OREAL
    Inventors: Nathalie JAGER LEZER, Philippe ILEKTI
  • Publication number: 20170112753
    Abstract: The present invention relates to a composition, preferably a cosmetic composition, in particular for coating keratin fibres such as the eyelashes, comprising: —an aqueous phase, —a lamellar phase L? formed by an aqueous phase-structuring surfactant system, said surfactant system comprising a content of surfactant(s) of greater than or equal to 15% by weight relative to the total weight of the composition, —at least one (poly)oxyalkylenated hydrophilic polymer present in a content of greater than or equal to 3% by weight of solids relative to the total weight of the composition, the hydrophilic polymer(s) having a weight-average molecular mass Mw ranging from 1500 to 500 000 g/mol. The present invention also relates to a process for coating keratin fibres.
    Type: Application
    Filed: April 9, 2015
    Publication date: April 27, 2017
    Applicant: L'OREAL
    Inventors: Stephane DOUEZAN, Philippe ILEKTI
  • Publication number: 20170035679
    Abstract: The present invention relates to a composition, preferably a cosmetic composition, in particular for coating keratin fibres such as the eyelashes, comprising:—an aqueous phase,—a lamellar phase L? formed by an aqueous phase-structuring surfactant system, said surfactant system comprising a content of surfactant(s) of greater than or equal to 15% by weight relative to the total weight of the composition,—at least one (poly)vinylpyrrolidone hydrophilic polymer present in a content of greater than or equal to 3% by weight of solids relative to the total weight of the composition, the hydrophilic polymer(s) having a weight-average molecular mass Mw ranging from 1500 to 500,000 g/mol. The present invention also relates to a process for coating keratin fibres.
    Type: Application
    Filed: April 10, 2015
    Publication date: February 9, 2017
    Applicant: L'OREAL
    Inventors: Stephane DOUEZAN, Philippe ILEKTI