Patents by Inventor Didier Candau

Didier Candau 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: 10272021
    Abstract: A subject matter of the present invention is a composition comprising: a) at least multilayer spherical composite particles comprising i) a core comprising at least one material A having a refractive index ranging from 1.3 to 1.8; and ii) at least one layer covering said core, comprising at least one material B having a refractive index ranging from 1.9 to 3.1; and iii) optionally at least one second layer covering the material B, comprising at least one material C having a refractive index ranging from 1.3 to 1.8; said composite particles being present in an amount less than 28.0% by weight relative to the total weight of the composition; and b) at least one UV-screening agent. This composition is for topical use and is more particularly intended for the photoprotection of the skin and/or hair against ultraviolet (UV) radiation.
    Type: Grant
    Filed: September 16, 2015
    Date of Patent: April 30, 2019
    Assignee: L'OREAL
    Inventors: Yasuko Nagamatsu, Didier Candau, Angelina Roudot, Yannick Jolly
  • Publication number: 20190060182
    Abstract: The present invention relates to an in particular cosmetic or dermatological composition comprising, in a physiologically acceptable support: a) at least one merocyanine of formula (1) or (2), b) at least one oily phase comprising at least one isosorbide ether. The present invention also relates to a non-therapeutic cosmetic process for caring for and/or making up a keratin material, comprising the application, to the surface of the said keratin material, of at least one composition as defined above. The invention also relates to a non-therapeutic cosmetic process for limiting the darkening of the skin and/or improving the colour and/or uniformity of the complexion, comprising the application, to the surface of the keratin material, of at least one composition as defined previously.
    Type: Application
    Filed: January 26, 2017
    Publication date: February 28, 2019
    Inventors: Yannick Jolly, Angelina ROUDOT, Didier CANDAU, Mahassine SAFOUANE
  • Publication number: 20180369100
    Abstract: The present invention relates to a composition, in particular a cosmetic or dermatological composition, comprising, in a physiologically acceptable medium: a) at least one merocyanine of formula (1) or (2) b) at least one oily phase comprising at least one N-substituted amide of formula (4): The present invention also relates to a non-therapeutic cosmetic process for caring for and/or making up a keratin material, comprising the application, to the surface of said keratin material, of at least one composition as defined above. The invention also relates to a non-therapeutic cosmetic process for limiting the darkening of the skin and/or improving the colour and/or uniformity of the complexion, comprising the application, to the surface of the keratin material, of at least one composition as defined previously.
    Type: Application
    Filed: January 26, 2017
    Publication date: December 27, 2018
    Inventors: Yannick JOLLY, Didier CANDAU, Mahassine SAFOUANE, Angelina ROUDOT
  • Publication number: 20180369098
    Abstract: The present invention relates to an in particular cosmetic or dermatological compositions comprising, in a physiologically acceptable support: •a) at least one merocyanine of formula (1) or (2) (1), (2) •b) at least one oily phase comprising at least one polyalkylene glycol of formula (4): (4) and to their use for caring for and/or making up a keratin material.
    Type: Application
    Filed: January 26, 2017
    Publication date: December 27, 2018
    Inventors: Didier CANDAU, Angelina ROUDOT
  • Publication number: 20180243197
    Abstract: The present invention relates to a composition in the form of an oil-in-water emulsion comprising a) at least one hydrophobically modified inulin, b) at least one polyether modified silicone and c) at least one UV filter, in which the hydrophobically modified inulin is present in a content ranging from about 0.01 to about 10% by weight relative to the total weight of the composition. The composition of the present invention has good skin affinity and homogeneous spreading, and maintains further good watery skin sensation.
    Type: Application
    Filed: August 16, 2016
    Publication date: August 30, 2018
    Applicant: L'OREAL
    Inventors: Yasuko HARADA, Toru KOIKE, Kyoko AMAZAKI, Didier CANDAU
  • Patent number: 9993405
    Abstract: The present invention relates to a cosmetic or dermatological composition comprising, in a physiologically acceptable support: a) at least one merocyanine of formula (1) or (2). b) at least one oily phase comprising at least one amide compound of formula (I). The present invention also relates to a non-therapeutic cosmetic process for caring for and/or making up a keratin material, comprising the application, to the surface of the said keratin material, of at least one composition as defined above. The invention also relates to a non-therapeutic cosmetic process for limiting the darkening of the skin and/or improving the color and/or uniformity of the complexion, comprising the application, to the surface of the keratin material, of at least one composition as defined previously.
    Type: Grant
    Filed: January 20, 2014
    Date of Patent: June 12, 2018
    Assignee: L'OREAL
    Inventors: Angelina Roudot, Didier Candau, Xavier Marat, Alexandre Cavezza
  • Patent number: 9913782
    Abstract: The present invention relates to a composition comprising, in a cosmetically acceptable medium: a) composite particles with a mean size of greater than 0.1 ?m, containing a matrix comprising i) at least one organic material and/or at least one mineral material and ii) at least titanium dioxide; and b) hydrophobic silica aerogel particles. The invention also relates to a cosmetic process for caring for and/or making up human keratin materials, especially bodily or facial skin or the hair, comprising at least the application, to the surface of the keratin material, of a composition as defined previously. The invention also relates to a non-therapeutic cosmetic process for limiting the darkening of the skin and/or improving the color and/or uniformity of the complexion, comprising the application, to the surface of the keratin material, of a composition as defined previously.
    Type: Grant
    Filed: March 20, 2014
    Date of Patent: March 13, 2018
    Assignee: L'OREAL
    Inventors: Yasuko Nagamatsu, Maud Willien, Didier Candau
  • Publication number: 20170304160
    Abstract: A subject matter of the present invention is a composition comprising: a) at least multilayer spherical composite particles comprising i) a core comprising at least one material A having a refractive index ranging from 1.3 to 1.8; and ii) at least one layer covering said core, comprising at least one material B having a refractive index ranging from 1.9 to 3.1; and iii) optionally at least one second layer covering the material B, comprising at least one material C having a refractive index ranging from 1.3 to 1.8; said composite particles being present in an amount less than 28.0% by weight relative to the total weight of the composition; and b) at least one UV-screening agent. This composition is for topical use and is more particularly intended for the photoprotection of the skin and/or hair against ultraviolet (UV) radiation.
    Type: Application
    Filed: September 16, 2015
    Publication date: October 26, 2017
    Inventors: Yasuko NAGAMATSU, Didier CANDAU, Angelina ROUDOT, Yannick JOLLY
  • Publication number: 20170304658
    Abstract: A composition, in particular a cosmetic composition, for making up and/or caring for keratin materials, including at least one aqueous phase gelled with at least one non-starchy hydrophilic gelling agent; at least one oily phase gelled with at least one non-cellulose-based lipophilic gelling agent other than apolar hydrocarbon-based waxes with a melting point of greater than 75.0° C. and silicone polyamides; the phases forming therein a macroscopically homogeneous mixture; the composition also including at least one UV-screening agent.
    Type: Application
    Filed: August 26, 2015
    Publication date: October 26, 2017
    Applicant: L'OREAL
    Inventors: Angelina ROUDOT, Anne FALIP, Didier CANDAU, Elodie VALVERDE, Laure FAGEON
  • Patent number: 9717931
    Abstract: Topcially applicable photoprotective compositions having improved sun protection factor, cosmetic properties and/or stability contain: (a) at least one 1,3,5-triazine UV-screening agent, (b) at least one mixture including: (i) at least one arylalkyl benzoate compound, and (ii) at least one oil containing in its structure at least one amide unit.
    Type: Grant
    Filed: July 5, 2005
    Date of Patent: August 1, 2017
    Assignee: L'Oreal
    Inventors: Didier Candau, Cecile Fiandino
  • Publication number: 20170135933
    Abstract: UV-photoprotective, topically applicable cosmetic/dermatological compositions contain: (a) at least one dibenzoylmethane compound, (b) at least one 1,3,5-triazine compound that is photosensitive in the presence of a dibenzoylmethane compound, and (c) at least one siliceous s-triazine compound substituted with two aminobenzoate or aminobenzamide groups, or a tautomeric form thereof, the 1,3,5-triazine compounds being improvedly photostable in such compositions.
    Type: Application
    Filed: August 16, 2016
    Publication date: May 18, 2017
    Applicant: L'OREAL
    Inventor: Didier CANDAU
  • Patent number: 9526924
    Abstract: The present invention relates to a composition comprising, in a cosmetically acceptable carrier, at least one UV screening system, characterized in that it comprises: (i) at least one screening agent of lipophilic hydroxybenzophenone type; and (ii) at least one silicon-comprising s-triazine of formula (III) substituted by at least two alkylaminobenzoate groups. In some embodiments, the composition also includes: (iii) a dibenzoylmethane derivative.
    Type: Grant
    Filed: August 18, 2010
    Date of Patent: December 27, 2016
    Assignee: L'OREAL
    Inventors: Herve Richard, Florence L'Alloret, Didier Candau, Cecile Fiandino
  • Publication number: 20160317401
    Abstract: The present invention concerns composite particles comprising: i) a matrix containing at least one inorganic and/or at least one organic material and ii) at least one inorganic UV filter which is doped by at least one transition metal. The present invention also concerns a composition containing, in a physiologically acceptable medium, at least the composite particles as defined above. The invention also concerns a cosmetic method for caring for and/or making up a keratinous substance, which consists in applying, to the surface of said keratinous substance, at least one composition as defined above and more particularly a cosmetic method for: a) limiting the darkening of the skin and improving the colour and uniformity of the complexion, and b) treating aging of keratinous substances.
    Type: Application
    Filed: October 24, 2014
    Publication date: November 3, 2016
    Inventors: Yasuko HARADA, Didier CANDAU, Momoko SHIMIZU, Shinichi MATSUFUJI
  • Publication number: 20160106642
    Abstract: The present invention relates to novel composite particles based on mineral UV-screening agent and perlite. The present invention also relates to a composition comprising, in a cosmetically acceptable medium, at least composite particles for screening out UV radiation, based on mineral UV-screening agent and perlite. The invention also relates to a cosmetic process for caring for and/or making up human keratin materials, especially bodily or facial skin or the hair, comprising at least the application, to the surface of the keratin material, of at least one composition as defined previously. The invention also relates to a non-therapeutic cosmetic process for limiting the darkening of the skin and/or improving the colour and/or uniformity of the complexion, comprising the application, to the surface of the keratin material, of at least one composition as defined previously.
    Type: Application
    Filed: May 23, 2014
    Publication date: April 21, 2016
    Inventors: Yasuko Nagamatsu, Didier Candau, Benjamin Keufer, Chong Wei Zhang
  • Patent number: 9308155
    Abstract: The present invention concerns a photoprotective composition comprising at least one interferential screening agent screening UVA and/or UVB.
    Type: Grant
    Filed: July 12, 2006
    Date of Patent: April 12, 2016
    Assignee: L'OREAL
    Inventor: Didier Candau
  • Publication number: 20160030304
    Abstract: The present invention relates to a composition comprising, in a cosmetically acceptable medium: a) composite particles with a mean size of greater than 0.1 ?m, containing a matrix comprising i) at least one organic material and/or at least one mineral material and ii) at least titanium dioxide; and b) hydrophobic silica aerogel particles. The invention also relates to a cosmetic process for caring for and/or making up human keratin materials, especially bodily or facial skin or the hair, comprising at least the application, to the surface of the keratin material, of a composition as defined previously. The invention also relates to a non-therapeutic cosmetic process for limiting the darkening of the skin and/or improving the colour and/or uniformity of the complexion, comprising the application, to the surface of the keratin material, of a composition as defined previously.
    Type: Application
    Filed: March 20, 2014
    Publication date: February 4, 2016
    Inventors: Yasuko Nagamatsu, Maud Willien, Didier Candau
  • Publication number: 20150366769
    Abstract: The present invention relates to a cosmetic or dermatological composition comprising, in a physiologically acceptable support: a) at least one oily phase and b) at least one merocyanine compound of formula (1) defined hereinbelow and c) at least one organic UVB-screening agent chosen from: v) a liquid lipophilic organic UVB-screening agent vi) a hydrophilic organic UVB-screening agent vii) a triazine UVB-screening agent and viii) mixtures thereof; and d) at least one organic UVA-screening agent other than the said merocyanine compound; when the said UVB-screening agent is liquid and lipophilic, the said composition contains less than 2% by weight of cyclohexasiloxane relative to the total weight of the composition. Another subject of the present invention consists of a non-therapeutic cosmetic process for caring for and/or making up a keratin material, comprising the application, to the surface of the said keratin material, of at least one composition according to the invention as defined above.
    Type: Application
    Filed: January 20, 2014
    Publication date: December 24, 2015
    Inventors: Angelina Roudot, Didier Candau
  • Publication number: 20150359718
    Abstract: The present invention relates to a cosmetic or dermatological composition comprising, in a physiologically acceptable support: a) at least one merocyanine of formula (1) or (2). b) at least one oily phase comprising at least one amide compound of formula (I). The present invention also relates to a non-therapeutic cosmetic process for caring for and/or making up a keratin material, comprising the application, to the surface of the said keratin material, of at least one composition as defined above. The invention also relates to a non-therapeutic cosmetic process for limiting the darkening of the skin and/or improving the colour and/or uniformity of the complexion, comprising the application, to the surface of the keratin material, of at least one composition as defined previously.
    Type: Application
    Filed: January 20, 2014
    Publication date: December 17, 2015
    Inventors: Angelina Roudot, Didier Candau, Xavier Marat, Alexandre Cavezza
  • Publication number: 20150335556
    Abstract: The present invention relates to a cosmetic or dermatological composition comprising, in a physiologically acceptable support: a) at least one merocyanine compound of formula (1) or (2) and b) at least one oily phase and c) at least one C1-C4 monoalkanol. The present invention also relates to a non-therapeutic cosmetic process for caring for and/or making up a keratin material, comprising the application, to the surface of the said keratin material, of at least one composition as defined above. The invention also relates to a non-therapeutic cosmetic process for limiting the darkening of the skin and/or improving the colour and/or uniformity of the complexion, comprising the application, to the surface of the skin, of at least one composition as defined previously.
    Type: Application
    Filed: January 20, 2014
    Publication date: November 26, 2015
    Inventors: Angelina Roudot, Alexandra Suida-Batista, Didier Candau, Florence Levy
  • Patent number: 9138395
    Abstract: The disclosure relates to sunscreen compositions having a synergistic combination of ultraviolet light (UV) filtering agents that provide a high sun protection factor (SPF). Compositions according to the disclosure have high SPF values without requiring high overall amounts of UV filtering agents. Furthermore, the disclosure relates to methods of using the described compositions for protecting keratinous substances such as skin and hair from UV radiation.
    Type: Grant
    Filed: December 19, 2012
    Date of Patent: September 22, 2015
    Assignee: L'OREAL
    Inventors: Susan Halpern, Jean-Thierry Simonnet, Anil Shah, Didier Candau, Angélina Roudot