Patents by Inventor Mathieu LETI

Mathieu LETI 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: 20210169960
    Abstract: The present invention relates to an extract of Lespedeza capitata Michx., for use in cosmetics and/or dermatology in the field of hair care and, more specifically, in the treatment and/or prevention of alopecia and/or seborrhea of the scalp.
    Type: Application
    Filed: July 19, 2019
    Publication date: June 10, 2021
    Applicant: PIERRE FABRE DERMO-COSMETIQUE
    Inventors: Mathieu LETI, Sylvie DAUNES-MARION, Marguerite LEVEQUE
  • Patent number: 10532078
    Abstract: The invention relates to a method for producing an extract of a matrix of vegetable origin, particularly a plant, characterised in that the matrix of vegetable origin undergoes a mechanical treatment consisting in extruding the matrix of vegetable origin in an extruder, in association or not with a heat treatment, in the presence of an aqueous solution containing at least one hydrotrope agent, particularly at a concentration at least equal to the minimum hydrotrope concentration thereof, followed by an operation of recovering the extract.
    Type: Grant
    Filed: March 18, 2016
    Date of Patent: January 14, 2020
    Assignee: PIERRE FABRE DERMO-COSMETIQUE
    Inventors: Anne Mandeau, Mathieu Leti
  • Publication number: 20190175677
    Abstract: The present invention relates to a Silybum marianum (L.) Gaertn. extract comprising less than 0.2% by weight of silymarin with respect to the weight of the dry extract, as well as pharmaceutical and cosmetic compositions containing same, the preparation method thereof and uses thereof as a medicinal product, particularly in the treatment of acne, seborrhoea, seborrheic dermatitis and/or rosacea.
    Type: Application
    Filed: June 30, 2017
    Publication date: June 13, 2019
    Applicant: PIERRE FABRE DERMO-COSMETIQUE
    Inventors: Jean-Hilaire SAURAT, Olivier SORG, Mathieu LETI, Bernard FABRE
  • Patent number: 10299502
    Abstract: The invention relates to a method for producing an extract of a matrix of vegetable origin, particularly a plant, involving a solid-liquid extraction by means of an aqueous solution containing at least one, preferably agro-sourced, non-ionic amphiphilic compound, at a concentration at least equal to the minimum hydrotrope concentration thereof.
    Type: Grant
    Filed: March 18, 2016
    Date of Patent: May 28, 2019
    Assignee: PIERRE FABRE DERMO-COSMETIQUE
    Inventors: Mathieu Leti, Anne Mandeau
  • Publication number: 20180055900
    Abstract: The invention relates to a method for producing an extract of a matrix of vegetable origin, particularly a plant, characterised in that the matrix of vegetable origin undergoes a mechanical treatment consisting in extruding the matrix of vegetable origin in an extruder, in association or not with a heat treatment, in the presence of an aqueous solution containing at least one hydrotrope agent, particularly at a concentration at least equal to the minimum hydrotrope concentration thereof, followed by an operation of recovering the extract.
    Type: Application
    Filed: March 18, 2016
    Publication date: March 1, 2018
    Applicant: PIERRE FABRE DERMO-COSMETIQUE
    Inventors: Anne MANDEAU, Mathieu LETI
  • Publication number: 20170367393
    Abstract: The invention relates to a method for producing an extract of a matrix of vegetable origin, particularly a plant, involving a solid-liquid extraction by means of an aqueous solution containing at least one, preferably agro-sourced, non-ionic amphiphilic compound, at a concentration at least equal to the minimum hydrotrope concentration thereof.
    Type: Application
    Filed: March 18, 2016
    Publication date: December 28, 2017
    Applicant: PIERRE FABRE DERMO-COSMETIQUE
    Inventors: Mathieu LETI, Anne MANDEAU