Patents by Inventor Bruno Bonnemain

Bruno Bonnemain 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).

  • Process for preparing a pharmaceutical formulation of contrast agents
    Patent number: 9907866
    Abstract: The invention relates to a process for preparing a liquid pharmaceutical formulation containing a complex of macrocyclic chelate with a lanthanide and a mol/mol amount of free macrocyclic chelate of between 0.002% and 0.4%, advantageously between 0.02% and 0.3% and very advantageously between 0.025% and 0.
    Type: Grant
    Filed: March 22, 2017
    Date of Patent: March 6, 2018
    Assignee: GUERBET
    Inventors: Dominique Meyer, Claire Corot, Marc Port, Vincent Barbotin, Bruno Bonnemain
  • PROCESS FOR PREPARING A PHARMACEUTICAL FORMULATION OF CONTRAST AGENTS
    Publication number: 20170189563
    Abstract: The invention relates to a process for preparing a liquid pharmaceutical formulation containing a complex of macrocyclic chelate with a lanthanide and a mol/mol amount of free macrocyclic chelate of between 0.002% and 0.4%, advantageously between 0.02% and 0.3% and very advantageously between 0.025% and 0.
    Type: Application
    Filed: March 22, 2017
    Publication date: July 6, 2017
    Applicant: GUERBET
    Inventors: Dominique MEYER, Claire COROT, Marc PORT, Vincent BARBOTIN, Bruno BONNEMAIN
  • Process for preparing a pharmaceutical formulation of contrast agents
    Patent number: 9655983
    Abstract: The invention relates to a process for preparing a liquid pharmaceutical formulation containing a complex of macrocyclic chelate with a lanthanide and a mol/mol amount of free macrocyclic chelate of between 0.002% and 0.4%, advantageously between 0.02% and 0.3% and very advantageously between 0.025% and 0.
    Type: Grant
    Filed: February 18, 2009
    Date of Patent: May 23, 2017
    Assignee: GUERBET
    Inventors: Dominique Meyer, Claire Corot, Marc Port, Vincent Barbotin, Bruno Bonnemain
  • Process for preparing a pharmaceutical formulation of contrast agents
    Patent number: 9636427
    Abstract: The invention relates to a process for preparing a liquid pharmaceutical formulation containing a complex of macrocyclic chelate with a lanthanide and a mol/mol amount of free macrocyclic chelate of between 0.002% and 0.4%, advantageously between 0.02% and 0.3% and very advantageously between 0.025% and 0.
    Type: Grant
    Filed: April 27, 2016
    Date of Patent: May 2, 2017
    Assignee: GUERBET
    Inventors: Dominique Meyer, Claire Corot, Marc Port, Vincent Barbotin, Bruno Bonnemain
  • PROCESS FOR PREPARING A PHARMACEUTICAL FORMULATION OF CONTRAST AGENTS
    Publication number: 20160235867
    Abstract: The invention relates to a process for preparing a liquid pharmaceutical formulation containing a complex of macrocyclic chelate with a lanthanide and a mol/mol amount of free macrocyclic chelate of between 0.002% and 0.4%, advantageously between 0.02% and 0.3% and very advantageously between 0.025% and 0.
    Type: Application
    Filed: April 27, 2016
    Publication date: August 18, 2016
    Applicant: GUERBET
    Inventors: Dominique MEYER, Claire COROT, Marc PORT, Vincent BARBOTIN, Bruno BONNEMAIN
  • PROCESS FOR PREPARING A PHARMACEUTICAL FORMULATION OF CONTRAST AGENTS
    Publication number: 20160235868
    Abstract: The invention relates to a process for preparing a liquid pharmaceutical formulation containing a complex of macrocyclic chelate with a lanthanide and a mol/mol amount offree macrocyclic chelate of between 0.002% and 0.4%, advantageously between 0.02% and 0.3% and very advantageously between 0.025% and 0.
    Type: Application
    Filed: April 27, 2016
    Publication date: August 18, 2016
    Applicant: GUERBET
    Inventors: Dominique MEYER, Claire COROT, Marc PORT, Vincent BARBOTIN, Bruno BONNEMAIN
  • PROCESS FOR PREPARING A PHARMACEUTICAL FORMULATION OF CONTRAST AGENTS
    Publication number: 20130336898
    Abstract: The invention relates to a process for preparing a liquid pharmaceutical formulation containing a complex of macrocyclic chelate with a lanthanide and a mol/mol amount offree macrocyclic chelate of between 0.002% and 0.4%, advantageously between 0.02% and 0.3% and very advantageously between 0.025% and 0.
    Type: Application
    Filed: August 20, 2013
    Publication date: December 19, 2013
    Applicant: GUERBET
    Inventors: Dominique MEYER, Claire COROT, Marc PORT, Vincent BARBOTIN, Bruno BONNEMAIN
  • PROCESS FOR PREPARING A PHARMACEUTICAL FORMULATION OF CONTRAST AGENTS
    Publication number: 20110129425
    Abstract: The invention relates to a process for preparing a liquid pharmaceutical formulation containing a complex of macrocyclic chelate with a lanthanide and a mol/mol amount of free macrocyclic chelate of between 0.002% and 0.4%, advantageously between 0.02% and 0.3% and very advantageously between 0.025% and 0.
    Type: Application
    Filed: February 18, 2009
    Publication date: June 2, 2011
    Inventors: Dominique Meyer, Claire Corot, Marc Port, Vincent Barbotin, Bruno Bonnemain
  • Iodinated polymers, processes for preparing them and their applications as contrast media
    Patent number: 5886169
    Abstract: Iodized polymers, comprising a skeleton consisting of a dextrane onto which are grafted groups of the formula (I). Application of the these compounds as contrast products.
    Type: Grant
    Filed: September 21, 1989
    Date of Patent: March 23, 1999
    Assignee: Guerbet S.A.
    Inventors: Dominique Paris, Jean-Maxime Nigretto, Bruno Bonnemain, Dominique Meyer, Didier Doucet
  • Nitrogen-containing cyclic ligands, metallic complexes formed by these ligands, diagnostic compositions containing these complexes and process for the preparation of the ligands
    Patent number: 5417960
    Abstract: The subject of the invention is nitrogen-containing cyclic ligands and metal complexes formed by these ligands, the uses of these complexes as magnetic resonance imaging (MRI) agents, as X-ray contrast agents and as chemical shift reagents in vivo.
    Type: Grant
    Filed: February 3, 1994
    Date of Patent: May 23, 1995
    Assignee: Guerbet S.A.
    Inventors: Nichel Schaefer, Didier Doucet, Bruno Bonnemain, Dominique Meyer, Dominique Paris
  • Nitrogen-containing cyclic ligands
    Patent number: 5049667
    Abstract: The subject of the invention is nitrogen-containing cyclic ligands and metal complexes formed by these ligands, the uses of these complexes as magnetic resonance imaging (MRI) agents, as X-ray contrast agents and as chemical shift reagents in vivo.
    Type: Grant
    Filed: October 16, 1989
    Date of Patent: September 17, 1991
    Assignee: Guerbet S.A.
    Inventors: Michel Schaefer, Didier Doucet, Bruno Bonnemain, Dominique Meyer, Dominique Paris
  • Lysine salt of the gadolinium-dota complex and its diagnostic applications
    Patent number: 4877600
    Abstract: Lysine salt of the complex of gadolinium (III) of 1,4,7,10-tetraazacyclododecane-N,N',N",N'"-tetraacetic acid. Said salt has a low toxicity and may be used as diagnostic agent in magnetic resonance imaging.
    Type: Grant
    Filed: December 7, 1987
    Date of Patent: October 31, 1989
    Assignee: Guerbet S.A.
    Inventors: Bruno Bonnemain, Jean Lautrou, Dominique Meyer
  • Process for increasing the tolerance of X-ray contrast media, and contrast media obtained thereby
    Patent number: 4474747
    Abstract: X-ray contrast media, for which the human body has a greater tolerance than that of contrast media comprising solely iodobenzene compounds, and an opacity of the same order of magnitude as the latter contrast media, comprise mixtures of benzene compounds nuclearly substituted with a plurality of iodine atoms and of benzene compounds nuclearly substituted with a plurality of bromine atoms, the bromobenzene compounds having the mole ratio from 1/2 to 2/1 to the iodobenzene compounds in the mixture.
    Type: Grant
    Filed: August 18, 1982
    Date of Patent: October 2, 1984
    Assignee: Guerbet S.A.
    Inventors: Ioana Dimo, Bruno Bonnemain, Jean C. Hardouin, Jean Lautrou