Patents by Inventor Mahassine Safouane

Mahassine Safouane 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: 11679069
    Abstract: A cosmetic or dermatological composition comprising: a) at least one merocyanine of formula (1) or (2) b) at least one oily phase comprising at least one alkyl or alkylene carbonate is provided. Also provided is a non-therapeutic cosmetic process for caring for and/or making up a keratin material, comprising applying to the surface of the keratin material, of at least one of the above compositions. Also provided is a non-therapeutic cosmetic process for limiting the darkening of the skin and/or improving the colour and/or uniformity of the complexion, comprising applying to the surface of the keratin material, of at least one of the above compositions. In addition, provided is a non-therapeutic cosmetic process for preventing and/or treating the signs of ageing of a keratin material, comprising applying to the surface of the keratin material, of at least one of the above compositions.
    Type: Grant
    Filed: June 27, 2019
    Date of Patent: June 20, 2023
    Assignee: L'OREAL
    Inventors: Mahassine Safouane, Amélie Baron, Julie Grumelard
  • Publication number: 20220226215
    Abstract: Photoprotective compositions comprising a dibenzoylmethane derivative, a merocyanine compound and a compound capable of accepting the triplet excited level energy of the dibenzoylmethane compound The present invention relates to a photoprotective composition for topical use comprising, in a cosmetically acceptable medium, at least one dibenzoylmethane derivative compound, at least one merocyanine compound and at least one compound capable of accepting the triplet excited level energy of said dibenzoylmethane derivative compound(s). The invention also relates to the use of at least one compound capable of accepting the triplet excited level energy of said dibenzoylmethane derivative compound(s), for photostabilizing with respect to UV radiation a composition comprising at least one dibenzoylmethane derivative compound and at least one merocyanine compound.
    Type: Application
    Filed: April 7, 2022
    Publication date: July 21, 2022
    Applicant: L'Oreal
    Inventors: Alexandra Batista, Didier Candau, Angelina Roudot, Mahassine Safouane, Julie Grumelard
  • Patent number: 11344487
    Abstract: The present invention relates to a photoprotective composition for topical use comprising, in a cosmetically acceptable medium, at least one dibenzoylmethane derivative compound, at least one merocyanine compound and at least one compound capable of accepting the triplet excited level energy of said dibenzoylmethane derivative compound(s). The invention also relates to the use of at least one compound capable of accepting the triplet excited level energy of said dibenzoylmethane derivative compound(s), for photostabilizing with respect to UV radiation a composition comprising at least one dibenzoylmethane derivative compound and at least one merocyanine compound.
    Type: Grant
    Filed: June 28, 2018
    Date of Patent: May 31, 2022
    Assignee: L'Oreal
    Inventors: Alexandra Batista, Didier Candau, Angelina Roudot, Mahassine Safouane, Julie Grumelard
  • Publication number: 20210251868
    Abstract: The present invention relates to a notably cosmetic or dermatological composition comprising: a) at least one merocyanine of formula (1) or (2) and (2) b) at least one oily phase comprising at least one alkyl or alkylene carbonate. 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 hereinabove. 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. The invention also relates to a non-therapeutic cosmetic process for preventing and/or treating the signs of ageing of a keratin material, comprising the application, to the surface of the keratin material, of at least one composition as defined previously.
    Type: Application
    Filed: June 27, 2019
    Publication date: August 19, 2021
    Inventors: Mahassine SAFOUANE, Amélie BARON, Julie GRUMELARD
  • Publication number: 20210077369
    Abstract: This invention relates to a composition comprising, particularly in a cosmetically acceptable medium: a) at least one aqueous phase; and b) particles with a number-average elementary size greater than 0.1 ?m comprising: i) a perlite matrix, ii) at least one inorganic UV filter, and iii) a silica coating, said silica representing at least 1% by weight relative to the total weight of the composite particle. It also relates to a makeup or treatment process using such a composition.
    Type: Application
    Filed: May 11, 2018
    Publication date: March 18, 2021
    Inventors: Didier CANDAU, Anne MAGNAN, Mahassine SAFOUANE
  • Patent number: 10888507
    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: Grant
    Filed: January 26, 2017
    Date of Patent: January 12, 2021
    Assignee: L'OREAL
    Inventors: Yannick Jolly, Didier Candau, Mahassine Safouane, Angelina Roudot
  • Patent number: 10667996
    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: Grant
    Filed: January 26, 2017
    Date of Patent: June 2, 2020
    Assignee: L'OREAL
    Inventors: Yannick Jolly, Angelina Roudot, Didier Candau, Mahassine Safouane
  • Publication number: 20200138684
    Abstract: The present invention relates to a photoprotective composition for topical use comprising, in a cosmetically acceptable medium, at least one dibenzoylmethane derivative compound, at least one merocyanine compound and at least one compound capable of accepting the triplet excited level energy of said dibenzoylmethane derivative compound(s). The invention also relates to the use of at least one compound capable of accepting the triplet excited level energy of said dibenzoylmethane derivative compound(s), for photostabilizing with respect to UV radiation a composition comprising at least one dibenzoylmethane derivative compound and at least one merocyanine compound.
    Type: Application
    Filed: June 28, 2018
    Publication date: May 7, 2020
    Applicant: L'Oreal
    Inventors: Alexandra BATISTA, Didier CANDAU, Angelina ROUDOT, Mahassine SAFOUANE, Julie GRUMELARD
  • 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
  • Patent number: 9901524
    Abstract: This invention relates to a composition comprising at least the following in a physiologically acceptable medium: an aqueous phase and; an oily phase comprising at least one non-volatile hydrocarbon oil chosen from among linear or branched hydrocarbons, and; at least one glycinate type anionic surfactant and possibly at least one additional anionic surfactant different from glycinates and fatty acid salts; at least one amphoteric or zwitterionic surfactant and; at least 5% by weight of the total weight of the composition of at least one structuring agent chosen from among saturated fatty acids with a melting point of less than 45° C., saturated fatty alcohols with a melting point of less than 45° C., and mixtures thereof and; the ratio by weight of the total quantity of anionic surfactants and amphoteric or zwitterionic surfactants to the quantity of the structuring agent varies between 80/20 and 60/40.
    Type: Grant
    Filed: November 12, 2014
    Date of Patent: February 27, 2018
    Assignee: L'OREAL
    Inventors: Odile Aubrun, Mahassine Safouane, Caroline Mena
  • Publication number: 20160296442
    Abstract: This invention relates to a composition comprising at least the following in a physiologically acceptable medium: an aqueous phase and; an oily phase comprising at least one non-volatile hydrocarbon oil chosen from among linear or branched hydrocarbons, and; at least one glycinate type anionic surfactant and possibly at least one additional anionic surfactant different from glycinates and fatty acid salts; at least one amphoteric or zwitterionic surfactant and; at least 5% by weight of the total weight of the composition of at least one structuring agent chosen from among saturated fatty acids with a melting point of less than 45° C., saturated fatty alcohols with a melting point of less than 45° C., and mixtures thereof and; the ratio by weight of the total quantity of anionic surfactants and amphoteric or zwitterionic surfactants to the quantity of the structuring agent varies between 80/20 and 60/40.
    Type: Application
    Filed: November 12, 2014
    Publication date: October 13, 2016
    Inventors: Odile Aubrun, Mahassine Safouane, Caroline Mena