Patents by Inventor Maurice Petitou

Maurice Petitou 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: 9556215
    Abstract: The invention concerns a pentasaccharide compound of formula (I) and the salts thereof. The invention also concerns a pharmaceutical composition comprising the synthetic pentasaccharide compound of formula (I) and its salts. The invention further concerns these compounds for use as a medicament, and in particular intended to treat blood clotting disorders, to prevent ischaemia reperfusion injury associated with solid organ transplantation, or to reduce the risk of blood clotting in an extracorporeal blood circuit during cardiac surgery, extracorporeal membrane oxygenation, or during circulatory assistance such as artificial heart.
    Type: Grant
    Filed: June 18, 2012
    Date of Patent: January 31, 2017
    Assignee: CARBOMIMETICS
    Inventors: Ahmed El Hadri, Maurice Petitou
  • Patent number: 9259389
    Abstract: The present invention concerns a pharmaceutical formulation intended for oral administration containing a synthetic oligosaccharides containing one to 18 monosaccharide units and having a therapeutical activity or a pharmaceutically acceptable additions salt or solvate thereof wherein the formulation contains: a) the synthetic oligosaccharide (A) in an amount of up to 5% by weight of the total weight of the formulation, advantageously up to 1% by weight of the total weight of the formulation, b), a lipophilic phase (B) consisting of triglyceride of fatty acids in an amount of 50 to 80% by weight of the total weight of the formulation, advantageously of 50 to 70% by weight of the total weight of the formulation, c) at least one lipophilic surfactant (C) with HLB below 7 consisting of partial esters of polyol and fatty acids in an amount of 10 to 30% by weight of the total weight of the formulation, advantageously of 15 to 30% by weight of the total weight of the formulation, d) at least one hydrophilic surfact
    Type: Grant
    Filed: December 17, 2010
    Date of Patent: February 16, 2016
    Assignees: ENDOTIS PHARMA, CATALENT FRANCE BEINHEIM SA
    Inventors: Julien Meissonnier, Nathalie Sicre, Guillaume Sabate, Guy Dubreucq, Vanessa Nancy-Portebois, Maurice Petitou
  • Publication number: 20140315814
    Abstract: The invention concerns a pentasaccharide compound of formula (I) and the salts thereof. The invention also concerns a pharmaceutical composition comprising the synthetic pentasaccharide compound of formula (I) and its salts. The invention further concerns these compounds for use as a medicament, and in particular intended to treat blood clotting disorders, to prevent ischaemia reperfusion injury associated with solid organ transplantation, or to reduce the risk of blood clotting in an extracorporeal blood circuit during cardiac surgery, extracorporeal membrane oxygenation, or during circulatory assistance such as artificial heart.
    Type: Application
    Filed: June 18, 2012
    Publication date: October 23, 2014
    Applicant: CARBOMIMETICS
    Inventors: Ahmed El Hadri, Maurice Petitou
  • Patent number: 8703738
    Abstract: The invention concerns novel biotinylated hexadecasaccharides of general formula (I) wherein: Biot is a biotin derivative; R, R1 and R2, represent independently of one another a C1-C6 alkoxy or and —OSO3; R3 represents a C1-C6 alkoxy or an —OSO3, or R3 constitutes a —O—CH2— bridge; Pe represents a saccharide concatenation; as well as their pharmaceutically acceptable salts, and their use as medicines.
    Type: Grant
    Filed: September 12, 2012
    Date of Patent: April 22, 2014
    Assignee: SANOFI
    Inventors: Philippe Duchaussoy, Jean Pascal Herault, Jean Marc Herbert, Maurice Petitou, Pierre Savi
  • Patent number: 8557968
    Abstract: The invention concerns novel biotinylated hexadecasaccharides of general formula (I) wherein: Biot is a biotin derivative; R, R1 and R2, represent independently of one another a C1-C6 alkoxy or and —OSO3; R3 represents a C1-C6 alkoxy or an —OSO3, or R3 constitutes a —O—CH2— bridge; Pe represents a saccharide concatenation; as well as their pharmaceutically acceptable salts, and their use as medicines.
    Type: Grant
    Filed: July 16, 2010
    Date of Patent: October 15, 2013
    Assignee: Sanofi
    Inventors: Philippe Duchaussoy, Jean Pascal Herault, Jean Marc Herbert, Maurice Petitou, Pierre Savi
  • Publication number: 20130004551
    Abstract: The invention concerns novel biotinylated hexadecasaccharides of general formula (I) wherein: Biot is a biotin derivative; R, R1 and R2, represent independently of one another a C1-C6 alkoxy or and —OSO3; R3 represents a C1-C6 alkoxy or an —OSO3, or R3 constitutes a —O—CH2— bridge; Pe represents a saccharide concatenation; as well as their pharmaceutically acceptable salts, and their use as medicines.
    Type: Application
    Filed: September 12, 2012
    Publication date: January 3, 2013
    Applicant: SANOFI
    Inventors: Philippe Duchaussoy, Jean Pascal Herault, Jean Marc Herbert, Maurice Petitou, Pierre Savi
  • Publication number: 20120316132
    Abstract: The present invention concerns a pharmaceutical formulation intended for oral administration containing a synthetic oligosaccharides containing one to 18 monosaccharide units and having a therapeutical activity or a pharmaceutically acceptable additions salt or solvate thereof wherein the formulation contains: a) the synthetic oligosaccharide (A) in an amount of up to 5% by weight of the total weight of the formulation, advantageously up to 1% by weight of the total weight of the formulation, b), a lipophilic phase (B) consisting of triglyceride of fatty acids in an amount of 50 to 80% by weight of the total weight of the formulation, advantageously of 50 to 70% by weight of the total weight of the formulation, c) at least one lipophilic surfactant (C) with HLB below 7 consisting of partial esters of polyol and fatty acids in an amount of 10 to 30% by weight of the total weight of the formulation, advantageously of 15 to 30% by weight of the total weight of the formulation, d) at least one hydrophilic surfact
    Type: Application
    Filed: December 17, 2010
    Publication date: December 13, 2012
    Inventors: Julien Meissonnier, Nathalie Sicre, Guillaume Sabate, Guy Dubreucq, Vanessa Nancy-Portebois, Maurice Petitou
  • Patent number: 8318696
    Abstract: The present invention relates to novel synthetic polysaccharides with antithrombotic activity exhibiting at least one covalent bond with biotin or a biotin derivative and to a process employing avidin or streptavidin which makes it possible to neutralize these polysaccharides.
    Type: Grant
    Filed: February 28, 2011
    Date of Patent: November 27, 2012
    Assignee: Sanofi
    Inventors: Philippe Duchaussoy, Jean-Marc Herbert, Maurice Petitou, Pierre Savi
  • Publication number: 20120065153
    Abstract: The invention concerns heparanase inhibiting compounds of general formula (I) wherein R represents a hydrogen atom, an hydroxyl radical, a —OSO3— radical, a —O—(C1-C5)alkyl radical or an —O— aralkyl radical; Z represents a COO? radical or a hydroxyl radical; X represents —OH or a saccharide unit of formula A, Y represents H, C1-C5 alkyl or a saccharide unit of formula D; in free form or in the form of pharmaceutically acceptable salts formed with a base or an acid as well as in the form of solvates or hydrates. The derivatives of the invention are useful as medicines.
    Type: Application
    Filed: September 8, 2011
    Publication date: March 15, 2012
    Applicant: SANOFI-AVENTIS
    Inventors: Maurice PETITOU, Pierre Alexandre DRIGUEZ
  • Publication number: 20110166078
    Abstract: A compound of the following formula or a salt, solvate or formula (I) and a pharmaceutical composition containing said compound. It concerns also its use in the treatment of cancer and/or of pathological angiogenesis and/or in promoting the mobilisation of stem cells, in particular hematopoietic stem cells.
    Type: Application
    Filed: September 15, 2009
    Publication date: July 7, 2011
    Inventors: Eric Cabannes, Audrey Caravano, Daniel Lewandowski, Vincent Motte, Vanessa Nancy-Portebois, Maurice Petitou, Pascal Pierdet
  • Publication number: 20110144042
    Abstract: The present invention relates to novel synthetic polysaccharides with antithrombotic activity exhibiting at least one covalent bond with biotin or a biotin derivative and to a process employing avidin or streptavidin which makes it possible to neutralize these polysaccharides.
    Type: Application
    Filed: February 28, 2011
    Publication date: June 16, 2011
    Applicant: SANOFI-AVENTIS
    Inventors: Philippe Duchaussoy, Jean-Marc Herbert, Maurice Petitou, Pierre Savi
  • Patent number: 7943595
    Abstract: The present invention relates to novel synthetic polysaccharides with antithrombotic activity exhibiting at least one covalent bond with biotin or a biotin derivative and to a process employing avidin or streptavidin which makes it possible to neutralize these polysaccharides.
    Type: Grant
    Filed: January 14, 2005
    Date of Patent: May 17, 2011
    Assignee: sanofi-aventis
    Inventors: Philippe Duchaussoy, Jean Marc Herbert, Maurice Petitou, Pierre Savi
  • Patent number: 7919614
    Abstract: Synthetic polysaccharides are disclosed containing 8-24 monosaccharide units made up of a concatenation of disaccharides consisting of a uronic acid and a hexose, wherein the hydroxyl groups of the polysaccharides are etherified with a C1-6 alkyl group or esterified in the form of a sulpho group, each disaccharide being at least monoetherified; and salts thereof, are disclosed.
    Type: Grant
    Filed: October 2, 2003
    Date of Patent: April 5, 2011
    Assignees: Sanofi-Aventis, Azko Nobel
    Inventors: Philippe Duchaussoy, Jean Marc Herbert, Guy Jaurand, Maurice Petitou, Constant Van Boeckel
  • Publication number: 20100279960
    Abstract: The invention concerns novel biotinylated hexadecasaccharides of general formula (I) wherein: Biot is a biotin derivative; R, R1 and R2, represent independently of one another a C1-C6 alkoxy or and —OSO3; R3 represents a C1-C6 alkoxy or an —OSO3, or R3 constitutes a —O—CH2— bridge; Pe represents a saccharide concatenation; as well as their pharmaceutically acceptable salts, and their use as medicines.
    Type: Application
    Filed: July 16, 2010
    Publication date: November 4, 2010
    Applicant: SANOFI-AVENTIS
    Inventors: Philippe DUCHAUSSOY, Jean Pascal HERAULT, Jean Marc HERBERT, Maurice PETITOU, Pierre SAVI
  • Publication number: 20100081708
    Abstract: The present invention is concerned with anticoagulants (i.e. substances that stop blood from clotting). More specifically, the present invention is concerned with orally available antithrombic oligosaccharides.
    Type: Application
    Filed: October 5, 2007
    Publication date: April 1, 2010
    Applicant: ENDOTIS PHARMA
    Inventors: Maurice Petitou, Guy Dubreucq, Olivier Querolle, Sandrine Zameo
  • Publication number: 20070270354
    Abstract: The invention concerns heparanase inhibiting compounds of general formula (I) wherein R represents a hydrogen atom, an hydroxyl radical, a —OSO3? radical, a —O—(C1-C5)alkyl radical or an —O— aralkyl radical; Z represents a COO? radical or a hydroxyl radical; X represents —OH or a saccharide unit of formula A, Y represents H, C1-C5 alkyl or a saccharide unit of formula D; in free form or in the form of pharmaceutically acceptable salts formed with a base or an acid as well as in the form of solvates or hydrates. The derivatives of the invention are useful as medicines.
    Type: Application
    Filed: January 23, 2007
    Publication date: November 22, 2007
    Applicant: SANOFI-AVENTIS
    Inventors: Maurice PETITOU, Pierre DRIGUEZ
  • Publication number: 20070270342
    Abstract: The invention concerns novel biotinylated hexadecasaccharides of general formula (I) wherein: Biot is a biotin derivative; R, R1 and R2, represent independently of one another a C1-C6 alkoxy or and —0S03; R3 represents a C1-C6 alkoxy or an —OSO3, or R3 constitutes a —O—CH2-bridge; Pe represents a saccharide concatenation; as well as their pharmaceutically acceptable salts, and their use as medicines.
    Type: Application
    Filed: March 9, 2007
    Publication date: November 22, 2007
    Applicant: SANOFI-AVENTIS
    Inventors: Philippe DUCHAUSSOY, Jean HERAULT, Jean HERBERT, Maurice PETITOU, Pierre SAVI
  • Publication number: 20060160768
    Abstract: The present invention relates to novel synthetic polysaccharides with antithrombotic activity exhibiting at least one covalent bond with biotin or a biotin derivative and to a process employing avidin or streptavidin which makes it possible to neutralize these polysaccharides.
    Type: Application
    Filed: January 14, 2005
    Publication date: July 20, 2006
    Inventors: Philippe Duchaussoy, Jean-Marc Herbert, Maurice Petitou, Pierre Savi
  • Patent number: 6844329
    Abstract: The present invention relates to novel synthetic polysaccharides with antithrombotic activity exhibiting at least one covalent bond with biotin or a biotin derivative and to a process employing avidin or streptavidin which makes it possible to neutralize these polysaccharides.
    Type: Grant
    Filed: September 20, 2001
    Date of Patent: January 18, 2005
    Assignee: Sanofi-Synthelabo
    Inventors: Philippe Duchaussoy, Jean-Marc Herbert, Maurice Petitou, Pierre Savi
  • Publication number: 20040092477
    Abstract: The invention relates to the use of direct or indirect selective inhibitors of factor Xa acting via antithrombin III, alone or in combination with one or more compounds with anti-platelet aggregation activity, for the preparation of medicines intended to prevent and to treat thromboembolic arterial diseases.
    Type: Application
    Filed: January 7, 2003
    Publication date: May 13, 2004
    Inventors: Andre Bernat, Jean Marc Herbert, Maurice Petitou, Ronald Van Amsterdam