Patents by Inventor Grégoire Prevost

Grégoire Prevost 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: 8624037
    Abstract: The subject matter of the present application is novel imidazolidine-2,4-dione derivatives. These products have an antiproliferative activity. They are particularly advantageous for treating pathological conditions and diseases associated with abnormal cell proliferation, such as cancers. The invention also relates to pharmaceutical compositions containing said products and to the use thereof for preparing a medicament.
    Type: Grant
    Filed: April 16, 2010
    Date of Patent: January 7, 2014
    Assignee: Ipsen Pharma S.A.S.
    Inventors: Dennis Bigg, Serge Auvin, Christophe Lanco, Grégoire Prevost
  • Patent number: 8188133
    Abstract: The invention concerns novel imidazole derivatives of general formula (I), wherein Z? and Z represent different variable groups. Said products have an antitumoral activity. The invention also concerns pharmaceutical compositions containing said products and their use for preparing antitumoral medicine.
    Type: Grant
    Filed: April 26, 2007
    Date of Patent: May 29, 2012
    Assignee: Ipsen Pharma S.A.S.
    Inventors: Anne-Marie Liberatore, Dennis Bigg, Dominique Pons, Grégoire Prevost
  • Publication number: 20120095068
    Abstract: The subject matter of the present application is novel imidazolidine-2,4-dione derivatives of general formula (I) in which R1, R2, R3 and X are variables. These products have an anti-proliferative activity. They are particularly advantageous for treating pathological conditions and diseases associated with abnormal cell proliferation, such as cancers. The invention also relates to pharmaceutical compositions containing said products and to the use thereof for preparing a medicament.
    Type: Application
    Filed: April 16, 2010
    Publication date: April 19, 2012
    Applicant: Ipsen Pharma S.A.S.
    Inventors: Dennis Bigg, Serge Auvin, Christophe Lanco, Grégoire Prevost
  • Publication number: 20120083514
    Abstract: The present application relates to novel imidazolidine-2,4-dione derivatives of the general formula (I), where R1, R2, R3, R4, X, and Y are variables. Said materials have an antiproliferative activity. They are particularly useful for treating pathological conditions and diseases, such as cancer, that are linked to abnormal cell proliferation. The invention also relates to pharmaceutical compositions containing said materials and to the use thereof for preparing a drug.
    Type: Application
    Filed: April 16, 2010
    Publication date: April 5, 2012
    Applicant: Ipsen Pharma S.A.S.
    Inventors: Gregoire Prevost, Serge Auvin, Christophe Lanco, Anne-Marie Liberatore, Olivier Lavergne
  • Patent number: 8017637
    Abstract: A subject of the present invention is novel compounds comprising 2 or 3 benzothiazole-4,7-dione- or benzooxazole-4,7-dione-type units, which inhibit the cdc25 phosphatases, in particular cdc25-C phosphatase. These compounds can in particular be used in the treatment of cancer.
    Type: Grant
    Filed: December 16, 2005
    Date of Patent: September 13, 2011
    Assignee: Ipsen Pharma S.A.S.
    Inventors: Marie-Odile Galcera-Contour, Dennis Bigg, Grégoire Prevost, Alban Sidhu
  • Publication number: 20100317658
    Abstract: A subject of the present invention is 4,7-dioxobenzothiazole-2-carboxamide derivatives, which inhibit the cdc25 phosphatases, in particular cdc25-C phosphatase. These compounds can in particular be used in the treatment of cancer.
    Type: Application
    Filed: August 3, 2010
    Publication date: December 16, 2010
    Applicant: Ipsen Pharma S.A.S.
    Inventors: Marie-Odile Galcera-Contour, Grégoire Prevost, Alban Sidhu
  • Patent number: 7795284
    Abstract: A subject of the present invention is 4,7-dioxobenzothiazole-2-carboxamide derivatives, which inhibit the cdc25 phosphatases, in particular cdc25-C phosphatase. These compounds can in particular be used in the treatment of cancer.
    Type: Grant
    Filed: November 7, 2005
    Date of Patent: September 14, 2010
    Assignee: Ipsen Pharma S.A.S.
    Inventors: Marie-Odile Galcera-Contour, Grégoire Prevost, Alban Sidhu
  • Publication number: 20100222332
    Abstract: The invention relates to pyrazolo-pyrazines derivatives of the general formula (I) in which the radicals Z, R1, R2, R3 and R4 represent various variable groups, X is a sulphur atom or a selenium atom, and n is an integer equal to 1 or 2. These compounds are inhibitors of G proteins. They are of particular interest for treating diseases in which the heterotrimeric G protein is involved. The invention also relates to pharmaceutical compositions containing said products, and to the use thereof for preparing a drug.
    Type: Application
    Filed: September 25, 2008
    Publication date: September 2, 2010
    Applicant: Ipsen Pharma S.A.S.
    Inventors: Olivier Lavergne, Laetitia Brehu, Gregoire Prevost
  • Publication number: 20090275624
    Abstract: A subject of the present invention is novel compounds comprising 2 or 3 benzothiazole-4,7-dione- or benzooxazole-4,7-dione-type units, which inhibit the cdc25 phosphatases, in particular cdc25-C phosphatase. These compounds can in particular be used in the treatment of cancer.
    Type: Application
    Filed: December 16, 2005
    Publication date: November 5, 2009
    Applicant: Societe de Conseils de Recherches et D'Applications Scientifiques (S.C.R.A.S.)
    Inventors: Marie-Odile Galcera-Contour, Dennis Bigg, Grégoire Prevost, Alban Sidhu
  • Publication number: 20090270401
    Abstract: The invention relates to the use of (1R)-1-[({(2R)-2-amino-3-[(8S)-8-(cyclohexylmethyl)-2-phenyl-5,6-dihydroimidazo[1,2-a]pyrazine-7(8H)-yl]-3-oxopropyl}dithio)methyl]-2-[(8S)-8-(cyclohexylmethyl)-2-phenyl-5,6-dihydroimidazo[1,2-a]pyrazine-7(8H)-yl]-2-oxoethylamine or an pharmaceutically acceptable salt thereof for preparing a drug for preventing or treating pain.
    Type: Application
    Filed: December 16, 2005
    Publication date: October 29, 2009
    Applicant: Societe de Conseils de Recherches et D'Applications Sceintifiques (S.C.R.A.S.)
    Inventors: Michel Auguet, Christine Favre, Gregoire Prevost
  • Publication number: 20090270400
    Abstract: The invention relates to a product comprising (1R)-1-[(({2R)-2-amino-3-[(8S)-8-(cyclohexylmethyl) -2-phenyl-5,6-dihydroimidazo [1,2-a]pyrazin-7(8H)-yl]-3-oxopropyl}dithio)methyl]-2-[(8S)-8-(cyclohexylmethyl) -2-phenyl-5,6-dihydrolmidazo[1,2-a]pyrazin-7(8H)-yl]-2-oxoethylamine in association with an analgesic agent selected from morphine, the similar or a morphine derivative, sodium channel inhibitors, non-steroidal antiflammatory agents (AINS), glutamatergic system inhibitors, tricycle antidepressants and gabaergic derivatives for simultaneous therapeutic use which is separated or out over the time for pain treatment or prevention.
    Type: Application
    Filed: December 16, 2005
    Publication date: October 29, 2009
    Applicant: Societe de Conseils de Recherches et D'Applications Scientifiques (S.C.R.A.S.)
    Inventors: Michel Auguet, Christine Favre, Gregoire Prevost, Pierre-Etienne Chabrier De Lassauniere
  • Publication number: 20090270341
    Abstract: A composition for treating cancer comprising an anti-tumorally effective amount of a product comprising at least one transduction inhibitor of heterotrimeric G protein signals and at least one other anti-cancer agent selected from the group consisting of prenyltransferase inhibitors, taxol and its analogues, gemcitabine and camptothecin and its analogues, administered simultaneously, separately or spread over a period of time and a pharmaceutical carrier.
    Type: Application
    Filed: July 2, 2009
    Publication date: October 29, 2009
    Applicant: IPSEN PHARMA S.A.S.
    Inventors: Gregoire PREVOST, Marie-Odile Lonchampt, Thomas Gordon, Barry Morgan
  • Publication number: 20090186930
    Abstract: The invention concerns novel imidazole derivatives of general formula (I), wherein Z? and Z represent different variable groups. Said products have an antitumoral activity. The invention also concerns pharmaceutical compositions containing said products and their use for preparing antitumoral medicine.
    Type: Application
    Filed: April 26, 2007
    Publication date: July 23, 2009
    Applicant: Societe de Conseils de Recherches et D' Applications Scientifiques (S.C.R.A.S.)
    Inventors: Anne-Marie Liberatore, Dennis Bigg, Dominique Pons, Grégoire Prevost
  • Publication number: 20090137596
    Abstract: A subject of the invention is a product comprising at least one Cdc25 phosphatase inhibitor in combination with at least one other anti-cancer agent for a therapeutic use which is simultaneous, separate or spread over time in the treatment of cancer.
    Type: Application
    Filed: October 7, 2008
    Publication date: May 28, 2009
    Applicant: Societe de Conseils de Recherches et D'Applications Scientifiques (S.C.R.A.S.)
    Inventors: Gregoire PREVOST, Marie-Christine Brezak Pannetier, Christian Diolez
  • Publication number: 20090131428
    Abstract: The invention concerns the use as cdc25 phosphatase inhibitors, in particular cdc25-C phosphatase, and CD45 phosphatase, of compounds of general formula (I), wherein: W represents O or S. In accordance with the invention, the compounds of general formula (I) can in particular be used for preparing a medicine for cancer treatment.
    Type: Application
    Filed: October 6, 2008
    Publication date: May 21, 2009
    Applicant: Societe de Conseils de Recherches et D'Applications Scientifiques (S.C.R.A.S.)
    Inventors: Marie-Odile Galcera Contour, Olivier Lavergne, Marie-Christine Brezak Pannetier, Gregoire Prevost
  • Publication number: 20090082345
    Abstract: The invention concerns the use as cdc25 phosphatase inhibitors, in particular cdc25-C phosphatase, and CD45 phosphatase, of compounds of general formula (I), wherein: W represents O or S. In accordance with the invention, the compounds of general formula (I) can in particular be used for preparing a medicine for cancer treatment.
    Type: Application
    Filed: October 3, 2008
    Publication date: March 26, 2009
    Applicant: Societe de Conseils de Recherches et D'Applications Scientifiques (S.C.R.A.S.)
    Inventors: Marie-Odile GALCERA CONTOUR, Olivier Lavergne, Marie-Christine Brezak Pannetier, Gregoire Prevost
  • Patent number: 7495021
    Abstract: The invention concerns the use as cdc25 phosphatase inhibitors, in particular cdc25-C phosphatase, and CD45 phosphatase, of compounds of general formula (I), wherein: W represents O or S. In accordance with the invention, the compounds of general formula (I) can in particular be used for preparing a medicine for cancer treatment.
    Type: Grant
    Filed: August 31, 2007
    Date of Patent: February 24, 2009
    Assignee: Societe de Conseils de Recherches et d'Applications Scientifiques (S.C.R.A.S.)
    Inventors: Marie-Odile Galcera Contour, Olivier Lavergne, Marie-Christine Brezak Pannetier, Grégoire Prevost
  • Publication number: 20080161253
    Abstract: Disclosed is a novel drug combination which is useful for the treatment of nasopharyngeal carcinoma, said novel drug combination comprising one or more of a farnesyl transferase inhibitor and one or more of an anthracycline.
    Type: Application
    Filed: March 6, 2008
    Publication date: July 3, 2008
    Inventors: Gregoire Prevost, Pierre Busson, Jean-Michel Vicat
  • Publication number: 20070293487
    Abstract: The invention concerns the use as cdc25 phosphatase inhibitors, in particular cdc25-C phosphatase, and CD45 phosphatase, of compounds of general formula (I), wherein: W represents O or S. In accordance with the invention, the compounds of general formula (I) can in particular be used for preparing a medicine for cancer treatment.
    Type: Application
    Filed: August 31, 2007
    Publication date: December 20, 2007
    Applicant: Societ de Conseils de Recherches et D'Applications Scientifiques (S.C.R.A.S.)
    Inventors: Marie-Odile GALCERA CONTOUR, Olivier Levergne, Marie-Christine Brezak Pannetier, Gregoire Prevost
  • Publication number: 20070255063
    Abstract: Heterocyclic dione compounds as disclosed in the specification, compositions thereof and methods for the use thereof, for the treatment of T cell-mediated conditions such as autoimmune diseases and organ graft rejection.
    Type: Application
    Filed: May 22, 2007
    Publication date: November 1, 2007
    Applicant: Societe de Conseils de Recherches et D'Application Scientifiques (S.C.R.A.S.)
    Inventors: Marie-Odile Galcera Contour, Olivier Lavergne, Marie-Christine Brezak Pannetier, Gregoire Prevost