Patents by Inventor Jean-François Michelet

Jean-François Michelet 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: 8735445
    Abstract: Inhibitors of 15-hydroxyprostaglandin dehydrogenase (15-PGDH), for example tetrazole, styrylpyrazole, phenylfuran, phenylthiophene, phenylpyrrazole, pyrazolecarboxamide, 2-thioacetamide and azo compounds, are useful for promoting or stimulating pigmentation of the skin and/or skin appendages and/or for preventing and/or for limiting depigmentation and/or whitening of the skin and/or skin appendages, notably for preventing and/or limiting canities.
    Type: Grant
    Filed: February 17, 2010
    Date of Patent: May 27, 2014
    Assignee: L'Oreal
    Inventors: Jean-Francois Michelet, Stephane Commo
  • Patent number: 8729254
    Abstract: An O-acyl product derived from glucose which may be obtained by partial or total esterification of glucose and of vitamin F, comprising a mixture of esters, for example, monoesters, of glucose and of at least one acid chosen from linoleic acid, oleic acid, palmitic acid and stearic acid, compositions, for example, cosmetic and pharmaceutical compositions, comprising this novel derivative, and their use for improving the condition of head hair and/or other hairs, and, for example, for reducing and/or impeding the loss of head hair and/or other hairs, and/or for inducing and/or stimulating hair growth, as well as a process for preparing O-acyl derivatives mainly in position 6 of glucose, comprising preparing a mixed anhydride by reacting a carboxylic acid with a trimethylacetyl halide, followed by reacting said mixed anhydride formed with glucose.
    Type: Grant
    Filed: February 12, 2009
    Date of Patent: May 20, 2014
    Assignee: L'Oreal
    Inventors: Jean-François Michelet, Maria Dalko, Bruno Bernard, Didier Semeria, Michel Philippe
  • Patent number: 7977318
    Abstract: An O-acyl product derived from glucose which may be obtained by partial or total esterification of glucose and of vitamin F, comprising a mixture of esters, for example, monoesters, of glucose and of at least one acid chosen from linoleic acid, oleic acid, palmitic acid and stearic acid, compositions, for example, cosmetic and pharmaceutical compositions, comprising this novel derivative, and their use for improving the condition of head hair and/or other hairs, and, for example, for reducing and/or impeding the loss of head hair and/or other hairs, and/or for inducing and/or stimulating hair growth, as well as a process for preparing O-acyl derivatives mainly in position 6 of glucose, comprising preparing a mixed anhydride by reacting a carboxylic acid with a trimethylacetyl halide, followed by reacting said mixed anhydride formed with glucose.
    Type: Grant
    Filed: March 31, 2006
    Date of Patent: July 12, 2011
    Assignee: L'Oreal S.A.
    Inventors: Jean-François Michelet, Maria Dalko, Bruno Bernard, Didier Semeria, Michel Philippe
  • Publication number: 20110014250
    Abstract: Inhibitors of 15-hydroxyprostaglandin dehydrogenase (15-PGDH), for example tetrazole, styrylpyrazole, phenylfuran, phenylthiophene, phenylpyrrazole, pyrazolecarboxamide, 2-thioacetamide and azo compounds, are useful for promoting or stimulating pigmentation of the skin and/or skin appendages and/or for preventing and/or for limiting depigmentation and/or whitening of the skin and/or skin appendages, notably for preventing and/or limiting canities.
    Type: Application
    Filed: February 17, 2010
    Publication date: January 20, 2011
    Applicant: L'OREAL
    Inventors: JEAN-FRANCOIS MICHELET, STEPHANE COMMO
  • Patent number: 7795230
    Abstract: An O-acyl product derived from glucose which may be obtained by partial or total esterification of glucose and of vitamin F, comprising a mixture of esters, for example, monoesters, of glucose and of at least one acid chosen from linoleic acid, oleic acid, palmitic acid and stearic acid, compositions, for example, cosmetic and pharmaceutical compositions, comprising this novel derivative, and their use for improving the condition of head hair and/or other hairs, and, for example, for reducing and/or impeding the loss of head hair and/or other hairs, and/or for inducing and/or stimulating hair growth, as well as a process for preparing O-acyl derivatives mainly in position 6 of glucose, comprising preparing a mixed anhydride by reacting a carboxylic acid with a trimethylacetyl halide, followed by reacting said mixed anhydride formed with glucose.
    Type: Grant
    Filed: January 25, 2007
    Date of Patent: September 14, 2010
    Assignee: L'Oreal S.A.
    Inventors: Jean-François Michelet, Maria Dalko, Bruno Bernard, Didier Semeria, Michel Philippe
  • Patent number: 7763587
    Abstract: An O-acyl product derived from glucose which may be obtained by partial or total esterification of glucose and of vitamin F, comprising a mixture of esters, for example, monoesters, of glucose and of at least one acid chosen from linoleic acid, oleic acid, palmitic acid and stearic acid, compositions, for example, cosmetic and pharmaceutical compositions, comprising this novel derivative, and their use for improving the condition of head hair and/or other hairs, and, for example, for reducing and/or impeding the loss of head hair and/or other hairs, and/or for inducing and/or stimulating hair growth, as well as a process for preparing O-acyl derivatives mainly in position 6 of glucose, comprising preparing a mixed anhydride by reacting a carboxylic acid with a trimethylacetyl halide, followed by reacting said mixed anhydride formed with glucose.
    Type: Grant
    Filed: June 12, 2003
    Date of Patent: July 27, 2010
    Assignee: L'Oreal S.A.
    Inventors: Jean-François Michelet, Maria Dalko, Bruno Bernard, Didier Semeria, Michel Philippe
  • Patent number: 7705041
    Abstract: Inhibitors of 15-hydroxyprostaglandin dehydrogenase (15-PGDH), for example tetrazole, styrylpyrazole, phenylfuran, phenylthiophene, phenylpyrrazole, pyrazolecarboxamide, 2-thioacetamide and azo compounds, are useful for promoting or stimulating pigmentation of the skin and/or skin appendages and/or for preventing and/or for limiting depigmentation and/or whitening of the skin and/or skin appendages, notably for preventing and/or limiting canities.
    Type: Grant
    Filed: August 12, 2005
    Date of Patent: April 27, 2010
    Assignee: L'Oreal
    Inventors: Jean-Francois Michelet, Stephane Commo
  • Publication number: 20090149396
    Abstract: An O-acyl product derived from glucose which may be obtained by partial or total esterification of glucose and of vitamin F, comprising a mixture of esters, for example, monoesters, of glucose and of at least one acid chosen from linoleic acid, oleic acid, palmitic acid and stearic acid, compositions, for example, cosmetic and pharmaceutical compositions, comprising this novel derivative, and their use for improving the condition of head hair and/or other hairs, and, for example, for reducing and/or impeding the loss of head hair and/or other hairs, and/or for inducing and/or stimulating hair growth, as well as a process for preparing O-acyl derivatives mainly in position 6 of glucose, comprising preparing a mixed anhydride by reacting a carboxylic acid with a trimethylacetyl halide, followed by reacting said mixed anhydride formed with glucose.
    Type: Application
    Filed: February 12, 2009
    Publication date: June 11, 2009
    Inventors: Jean-Francois Michelet, Maria Dalko, Bruno Bernard, Didier Semeria, Michel Philippe
  • Publication number: 20080249117
    Abstract: The invention relates to a cosmetic composition containing at least one 15-hydroxy-prostaglandin dehydrogenase inhibitor and cosmetically acceptable excipients. It also relates to a method of cosmetic treatment for promoting the growth and/or preventing or delaying the loss of hair, and the use of a 15-hydroxyprostaglandin dehydrogenase inhibitor for the preparation of a composition intended for controlling hair loss and/or for promoting hair regrowth.
    Type: Application
    Filed: November 15, 2007
    Publication date: October 9, 2008
    Applicant: SOCIETE LOREAL S.A.
    Inventors: Jean-Francois MICHELET, Bruno Bernard, Roger Rozot, Christophe Boulle
  • Publication number: 20080206320
    Abstract: The invention relates to a cosmetic composition containing at least one 15-hydroxy-prostaglandin dehydrogenase inhibitor and cosmetically acceptable excipients. It also relates to a method of cosmetic treatment for promoting the growth and/or preventing or delaying the loss of hair, and the use of a 15-hydroxyprostaglandin dehydrogenase inhibitor for the preparation of a composition intended for controlling hair loss and/or for promoting hair regrowth.
    Type: Application
    Filed: November 15, 2007
    Publication date: August 28, 2008
    Applicant: SOCIETE L'OREAL S.A.
    Inventors: Jean-Francois MICHELET, Bruno Bernard, Roger Rozot, Christophe Boulle
  • Patent number: 7320967
    Abstract: The invention relates to a cosmetic composition containing at least one 15-hydroxy-prostaglandin dehydrogenase inhibitor and cosmetically acceptable excipients. It also relates to a method of cosmetic treatment for promoting the growth and/or preventing or delaying the loss of hair, and the use of a 15-hydroxyprostaglandin dehydrogenase inhibitor for the preparation of a composition intended for controlling hair loss and/or for promoting hair regrowth.
    Type: Grant
    Filed: April 23, 2003
    Date of Patent: January 22, 2008
    Assignee: L'Oreal
    Inventors: Jean-François Michelet, Bruno Bernard, Roger Rozot, Christophe Boulle
  • Publication number: 20070123471
    Abstract: An O-acyl product derived from glucose which may be obtained by partial or total esterification of glucose and of vitamin F, comprising a mixture of esters, for example, monoesters, of glucose and of at least one acid chosen from linoleic acid, oleic acid, palmitic acid and stearic acid, compositions, for example, cosmetic and pharmaceutical compositions, comprising this novel derivative, and their use for improving the condition of head hair and/or other hairs, and, for example, for reducing and/or impeding the loss of head hair and/or other hairs, and/or for inducing and/or stimulating hair growth, as well as a process for preparing O-acyl derivatives mainly in position 6 of glucose, comprising preparing a mixed anhydride by reacting a carboxylic acid with a trimethylacetyl halide, followed by reacting said mixed anhydride formed with glucose.
    Type: Application
    Filed: January 25, 2007
    Publication date: May 31, 2007
    Inventors: Jean-Francois Michelet, Maria Dalko, Bruno Bernard, Didier Semeria, Michel Philippe
  • Publication number: 20060165630
    Abstract: The present invention relates to the use of at least one amide, a mono- or polyester of suger and of fatty acid, especially linoleic acid, for the preparation of a cosmetic of pharmaceutical composition intented for treating and/or preventing dry skin. It also relates to the use of at least one amide, a sugar mono- or polyester of fatty acid, for the preparation of a cosmetic composition intented for treating oligoseborrhoeic dry skin and/or for stimulating sebum production. It also relates to the use of at least one amide, a mono- or polyester of sugar of linoleic acid for the preparation of a cosmetic or pharmaceutical composition, intented for generating 13-hydroxy-octadecadienoic acid and/or for treating and/or preventing skin disorders and/or disorders of the pilosebaceous unit associated with a deficit of linoleic acid.
    Type: Application
    Filed: October 14, 2003
    Publication date: July 27, 2006
    Inventors: Gilles Rubinstenn, Jean-Francois Michelet, Bruno Bernard, Maria Dalko
  • Publication number: 20060166902
    Abstract: An O-acyl product derived from glucose which may be obtained by partial or total esterification of glucose and of vitamin F, comprising a mixture of esters, for example, monoesters, of glucose and of at least one acid chosen from linoleic acid, oleic acid, palmitic acid and stearic acid, compositions, for example, cosmetic and pharmaceutical compositions, comprising this novel derivative, and their use for improving the condition of head hair and/or other hairs, and, for example, for reducing and/or impeding the loss of head hair and/or other hairs, and/or for inducing and/or stimulating hair growth, as well as a process for preparing O-acyl derivatives mainly in position 6 of glucose, comprising preparing a mixed anhydride by reacting a carboxylic acid with a trimethylacetyl halide, followed by reacting said mixed anhydride formed with glucose.
    Type: Application
    Filed: March 31, 2006
    Publication date: July 27, 2006
    Inventors: Jean-Francois Michelet, Maria Dalko, Bruno Bernard, Didier Semeria, Michel Philippe
  • Publication number: 20060034786
    Abstract: Inhibitors of 15-hydroxyprostaglandin dehydrogenase (15-PGDH), for example tetrazole, styrylpyrazole, phenylfuran, phenylthiophene, phenylpyrrazole, pyrazolecarboxamide, 2-thioacetamide and azo compounds, are useful for promoting or stimulating pigmentation of the skin and/or skin appendages and/or for preventing and/or for limiting depigmentation and/or whitening of the skin and/or skin appendages, notably for preventing and/or limiting canities.
    Type: Application
    Filed: August 12, 2005
    Publication date: February 16, 2006
    Applicant: L'OREAL
    Inventors: Jean-Francois Michelet, Stephane Commo
  • Publication number: 20040052760
    Abstract: The invention relates to a cosmetic composition containing at least one 15-hydroxyprostaglandin dehydrogenase inhibitor and cosmetically acceptable excipients. It also relates to a method of cosmetic treatment for promoting the growth and/or preventing or delaying the loss of hair, and the use of a 15-hydroxyprostaglandin dehydrogenase inhibitor for the preparation of a composition intended for controlling hair loss and/or for promoting hair regrowth.
    Type: Application
    Filed: April 23, 2003
    Publication date: March 18, 2004
    Applicant: SOCIETE L'OREAL S.A.
    Inventors: Jean-Francois Michelet, Bruno Bernard, Roger Rozot, Christophe Boulle
  • Publication number: 20040038912
    Abstract: An O-acyl product derived from glucose which may be obtained by partial or total esterification of glucose and of vitamin F, comprising a mixture of esters, for example, monoesters, of glucose and of at least one acid chosen from linoleic acid, oleic acid, palmitic acid and stearic acid, compositions, for example, cosmetic and pharmaceutical compositions, comprising this novel derivative, and their use for improving the condition of head hair and/or other hairs, and, for example, for reducing and/or impeding the loss of head hair and/or other hairs, and/or for inducing and/or stimulating hair growth, as well as a process for preparing O-acyl derivatives mainly in position 6 of glucose, comprising preparing a mixed anhydride by reacting a carboxylic acid with a trimethylacetyl halide, followed by reacting said mixed anhydride formed with glucose.
    Type: Application
    Filed: June 12, 2003
    Publication date: February 26, 2004
    Inventors: Jean-Francois Michelet, Maria Dalko, Bruno Bernard, Didier Semeria, Michel Philippe
  • Patent number: 6653317
    Abstract: Hair growth-/hair loss-affecting cosmetic/therapeutic compositions contain an effective amount of at least one 2-amino-4-alkylaminopyrimidine 3-oxide having the structural formula (I): in which R1 is an alkyl radical having from 5 to 20 carbon atoms, and Z is either a hydrogen atom or a radical −OR2, wherein R2 is an alkyl radical having from 1 to 12 carbon atoms, or an acyl derivative or acid addition salt thereof.
    Type: Grant
    Filed: November 22, 2002
    Date of Patent: November 25, 2003
    Assignee: Societe l'Oreal S.A.
    Inventors: Yann Mahe, Jean-François Michelet, Patrick Pichaud, Jean-Baptiste Galey
  • Publication number: 20030165549
    Abstract: The present invention relates to a use, in cosmetic preparations, of prostaglandin EP-2 and/or EP-4 receptor antagonists to attenuate, reduce or stop the growth of head hair and other hairs, and to the cosmetic treatment process using these compositions.
    Type: Application
    Filed: January 16, 2003
    Publication date: September 4, 2003
    Applicant: L'oreal
    Inventors: Bruno Bernard, Jean Francois Michelet, Yann Mahe
  • Publication number: 20030130294
    Abstract: Hair growth-/hair loss-affecting cosmetic/therapeutic compositions contain an effective amount of at least one 2-amino-4-alkylaminopyrimidine 3-oxide having the structural formula (I): 1
    Type: Application
    Filed: November 22, 2002
    Publication date: July 10, 2003
    Inventors: Yann Mahe, Jean-Francois Michelet, Patrick Pichaud, Jean-Baptiste Galey