Patents by Inventor Gérard Coquerel

Gérard Coquerel 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: 11921062
    Abstract: The present invention relates to a device for spectroscopic measurements, in particular X-ray diffraction (XRD), temperature-resolved second harmonic generation (TR-SHG) or infrared (IR) measurements, which prevents the formation of condensation (dew) or ice (frost) when carrying out spectroscopic measurements in sub-ambient temperature conditions and to a method of spectroscopic measurements with said device.
    Type: Grant
    Filed: May 10, 2019
    Date of Patent: March 5, 2024
    Assignee: Universite de Rouen-Normandie
    Inventors: Gérard Coquerel, Simon Clevers
  • Publication number: 20220372059
    Abstract: The invention relates to novel crystalline phases of 5,6-dichloro-2-(isopropylamino)-1-(?-L-ribofuranosyl)-1H-benzimidazole (Maribavir), pharmaceutical compositions thereof and their use in medical therapy.
    Type: Application
    Filed: September 22, 2021
    Publication date: November 24, 2022
    Inventors: Gerard Coquerel, Guillaume Levilain, Marie-Noelle Petit, Servane Coste-Leconte
  • Patent number: 11130777
    Abstract: The invention relates to novel crystalline phases of 5,6-dichloro-2-(isopropylamino)-1-(?-L-ribofuranosyl)-1H-benzimidazole (Maribavir), pharmaceutical compositions thereof and their use in medical therapy.
    Type: Grant
    Filed: March 22, 2019
    Date of Patent: September 28, 2021
    Assignee: Takeda Pharmaceutical Company Limited
    Inventors: Gerard Coquerel, Guillaume Levilain, Marie-Noelle Petit, Servane Coste-Leconte
  • Patent number: 11078152
    Abstract: The invention relates to the field of resolution of chiral compounds existing in the form of two optical antipodes (enantiomers), such as Baclofen. More particularly, the invention relates to the production of the pure enantiomer (R)(?) Baclofen, of chemical nomenclature (R)-4-amino-3-(4-chlorophenyl)-butanoic acid, and the hydrogen maleate salt thereof. More specifically, the invention relates to the resolution of hydrogen maleate salts of racemic Baclofen by preferential crystallisation and particularly by the AS3PC method (auto-seeded and programmed polythermal preferential crystallisation).
    Type: Grant
    Filed: July 20, 2017
    Date of Patent: August 3, 2021
    Assignee: Universite de Rouen
    Inventors: Gérard Coquerel, Julien Mahieux, François-Xavier Gendron
  • Publication number: 20210223191
    Abstract: The present invention relates to a device for spectroscopic measurements, in particular X-ray diffraction (XRD), temperature-resolved second harmonic generation (TR-SHG) or infrared (IR) measurements, which prevents the formation of condensation (dew) or ice (frost) when carrying out spectroscopic measurements in sub-ambient temperature conditions and to a method of spectroscopic measurements with said device.
    Type: Application
    Filed: May 10, 2019
    Publication date: July 22, 2021
    Applicant: Universite de Rouen-Normandie
    Inventors: Gérard Coquerel, Simon Clevers
  • Publication number: 20190352326
    Abstract: The invention relates to novel crystalline phases of 5,6-dichloro-2-(isopropylamino)-1-(?-L-ribofuranosyl)-1H-benzimidazole (Maribavir), pharmaceutical compositions thereof and their use in medical therapy.
    Type: Application
    Filed: March 22, 2019
    Publication date: November 21, 2019
    Inventors: Gerard Coquerel, Guillaume Levilain, Marie-Noelle Petit, Servane Coste-Leconte
  • Publication number: 20190345098
    Abstract: The invention relates to the field of resolution of chiral compounds existing in the form of two optical antipodes (enantiomers), such as Baclofen. More particularly, the invention relates to the production of the pure enantiomer (R)(?) Baclofen, of chemical nomenclature (R)-4-amino-3-(4-chlorophenyl)-butanoic acid, and the hydrogen maleate salt thereof. More specifically, the invention relates to the resolution of hydrogen maleate salts of racemic Baclofen by preferential crystallisation and particularly by the AS3PC method (auto-seeded and programmed polythermal preferential crystallisation).
    Type: Application
    Filed: July 20, 2017
    Publication date: November 14, 2019
    Applicant: Universite de Rouen
    Inventors: Gérard Coquerel, Julien Mahieux, François-Xavier Gendron
  • Patent number: 9487477
    Abstract: The present invention relates to a new crystalline phase of (3S,3S?) 4,4?-disulfanediylbis(3-aminobutane 1-sulfonic acid) (ABSD) with L-lysine and its use, particularly in the pharmaceutical industry, and to processes for preparation thereof. The invention is also directed to pharmaceutical compositions containing at least one crystalline phase of (3S,3S?) 4,4?-disulfanediylbis(3-aminobutane 1-sulfonic acid) (ABSD) with L-lysine and to the therapeutic or prophylactic use of such crystalline phase and compositions comprising the same.
    Type: Grant
    Filed: February 1, 2016
    Date of Patent: November 8, 2016
    Assignee: Quantum Genomics
    Inventors: Fabrice Balavoine, Jean-Marie Schneider, Gérard Coquerel, Nicolas Couvrat
  • Publication number: 20160304549
    Abstract: The invention relates to novel crystalline phases of 5,6-dichloro-2-(isopropylamino)-1-(?-L-ribofuranosyl)-1H-benzimidazole (Maribavir), pharmaceutical compositions thereof and their use in medical therapy.
    Type: Application
    Filed: April 19, 2016
    Publication date: October 20, 2016
    Inventors: Gerard Coquerel, Guillaume Levilain, Marie-Noelle Petit, Servante Coste-Leconte
  • Publication number: 20160221940
    Abstract: The present invention relates to a new crystalline phase of (3S,3S?) 4,4?-disulfanediylbis(3-aminobutane 1-sulfonic acid) (ABSD) with L-lysine and its use, particularly in the pharmaceutical industry, and to processes for preparation thereof. The invention is also directed to pharmaceutical compositions containing at least one crystalline phase of (3S,3S?) 4,4?-disulfanediylbis(3-aminobutane 1-sulfonic acid) (ABSD) with L-lysine and to the therapeutic or prophylactic use of such crystalline phase and compositions comprising the same.
    Type: Application
    Filed: February 1, 2016
    Publication date: August 4, 2016
    Inventors: Fabrice Balavoine, Jean-Marie Schneider, Gérard Coquerel, Nicolas Couvrat
  • Patent number: 9340497
    Abstract: The present invention relates to a new method for the preparation of (3S,3S?) 4,4?-disulfanediylbis(3-aminobutane 1-sulfonic acid) in five steps from (S)-ethyl 2-(benzyloxycarbonylamino)-4-(neopentyloxysulfonyl)butanoate A.
    Type: Grant
    Filed: October 27, 2015
    Date of Patent: May 17, 2016
    Assignee: QUANTUM GENOMICS
    Inventors: Fabrice Balavoine, Jonathan Madec, Jean-Marie Schneider, Gerard Coquerel, Nicolas Couvrat, Yohann Cartigny, Marie-Noelle Petit
  • Patent number: 9278921
    Abstract: The present invention relates to a new crystalline phase of (3S,3S?) 4,4?-disulfanediylbis(3-aminobutane 1-sulfonic acid) (ABSD) with L-lysine and its use, particularly in the pharmaceutical industry, and to processes for preparation thereof. The invention is also directed to pharmaceutical compositions containing at least one crystalline phase of (3S,3S?) 4,4?-disulfanediylbis(3-aminobutane 1-sulfonic acid) (ABSD) with L-lysine and to the therapeutic or prophylactic use of such crystalline phase and compositions comprising the same.
    Type: Grant
    Filed: October 22, 2013
    Date of Patent: March 8, 2016
    Assignee: Quantum Genomics
    Inventors: Fabrice Balavoine, Jean-Marie Schneider, Gérard Coquerel, Nicolas Couvrat
  • Publication number: 20160046571
    Abstract: The present invention relates to a new method for the preparation of (3S,3S?) 4,4?-disulfanediylbis(3-aminobutane 1-sulfonic acid) in five steps from (S)-ethyl 2-(benzyloxycarbonylamino)-4-(neopentyloxysulfonyl)butanoate A.
    Type: Application
    Filed: October 27, 2015
    Publication date: February 18, 2016
    Inventors: Fabrice BALAVOINE, Jonathan MADEC, Jean-Marie SCHNEIDER, Gerard COQUEREL, Nicolas COUVRAT, Yohann CARTIGNY, Marie-Noelle PETIT
  • Patent number: 9255898
    Abstract: The present invention relates to a method and a device for measuring scattering of X-rays wherein the compound to be analyzed is installed in a receptacle comprising an X-ray-permeable flat bottom, wherein the X-ray diffraction analysis is undertaken by sending an X-ray stream upwards toward said X-ray-permeable bottom and by measuring the stream of scattered X-rays reflected downwards, and wherein a fluid thermostatically controlled to the same temperature as that of the compound to be analyzed in the receptacle is projected toward the X-ray permeable flat bottom, from outside the receptacle.
    Type: Grant
    Filed: April 2, 2012
    Date of Patent: February 9, 2016
    Assignee: UNIVERSITE DE ROUEN
    Inventors: Gerard Coquerel, Morgane Sanselme, Anais Lafontaine
  • Patent number: 9187418
    Abstract: The present invention relates to a new method for the preparation of (3S,3S?) 4,4?-disulfanediylbis(3-aminobutane 1-sulfonic acid) in five steps from (S)-ethyl 2-(benzyloxycarbonylamino)-4-(neopentyloxysulfonyl)butanoate A.
    Type: Grant
    Filed: October 7, 2011
    Date of Patent: November 17, 2015
    Assignee: QUANTUM GENOMICS
    Inventors: Fabrice Balavoine, Jonathan Madec, Jean-Marie Schneider, Gérard Coquerel, Nicolas Couvrat, Yohann Cartigny, Marie-Noëlle Petit
  • Publication number: 20150284325
    Abstract: The present invention relates to a new crystalline phase of (3S,3S?) 4,4?-disulfanediylbis(3-aminobutane 1-sulfonic acid) (ABSD) with L-lysine and its use, particularly in the pharmaceutical industry, and to processes for preparation thereof. The invention is also directed to pharmaceutical compositions containing at least one crystalline phase of (3S,3S?) 4,4?-disulfanediylbis(3-aminobutane 1-sulfonic acid) (ABSD) with L-lysine and to the therapeutic or prophylactic use of such crystalline phase and compositions comprising the same.
    Type: Application
    Filed: October 22, 2013
    Publication date: October 8, 2015
    Applicant: Quantum Genomics
    Inventors: Fabrice Balavoine, Jean-Marie Schneider, Gérard Coquerel, Nicolas Couvrat
  • Patent number: 8907106
    Abstract: A process for the resolution of two enantiomers which involves inducing the preferential crystallization of one enantiomer by adjusting the composition of a suspension or solution including a racemic mixture of the two enantiomers and a solvent, by evaporation of the latter.
    Type: Grant
    Filed: December 16, 2010
    Date of Patent: December 9, 2014
    Assignee: Universite de Rouen
    Inventors: Gerard Coquerel, Guillaume Levilain
  • Publication number: 20140185768
    Abstract: Method of measuring scattering of X-rays, characterized in that a compound to be analyzed is installed in a receptacle (1) comprising a flat bottom permeable to X-rays, in that an analysis by scattering of the X-rays is carried out by sending a stream of X-rays upwards in the direction of said bottom permeable to the X-rays and by measuring the stream of scattered X-rays that is reflected downwards, and in that a thermostatically controlled fluid at the same temperature as that of the compound to be analyzed in the receptacle is projected towards the flat bottom (3) permeable to X-rays, from outside the receptacle (1), and device for measuring scattering of X-rays characterized in that it comprises a receptacle (1) comprising a bottom shut off by a membrane (3) transparent to X-rays, as well as a diffractometer whose goniometer (4, 5) is installed so as to direct a beam of X-rays from below towards the membrane (3) transparent to X-rays and the detector (5) being installed for the measurement of the X-rays sc
    Type: Application
    Filed: April 2, 2012
    Publication date: July 3, 2014
    Applicant: UNIVERSITE DE ROUEN
    Inventors: Gerard Coquerel, Morgane Sanselme, Anais Lafontaine
  • Patent number: 8742102
    Abstract: A new process for the enantiomeric separation of racemic 3,6-dihydro-1,3,5-triazine derivatives for the treatment of disorders associated with insulin-resistance syndrome, by preferential crystallization.
    Type: Grant
    Filed: March 26, 2010
    Date of Patent: June 3, 2014
    Assignee: Poxel
    Inventors: Matthias Helmreich, Claus-Peter Niesert, Daniel Cravo, Gérard Coquerel, Guillaume Levilain, Saoussen Wacharine-Antar, Pascal Cardinael
  • Patent number: 8735624
    Abstract: The present invention relates to novel polymorphs of (2E)-1-hydroxy-2-methylpent-2-enyl-pyrophosphonate disodium (CHDMAPP-Na2), to the process for preparing them and to the pharmaceutical compositions containing them.
    Type: Grant
    Filed: September 8, 2009
    Date of Patent: May 27, 2014
    Assignee: Innate Pharma
    Inventors: Guillaume Descamps, Youness Amharar, Yohann Cartigny, Gérard Coquerel