Patents by Inventor Jean-Paul Ribet

Jean-Paul Ribet 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).

  • Anhydrous crystalline vinflunine salts, method of preparation and use thereof as a drug and means of vinflunine purification
    Patent number: 8343991
    Abstract: The present invention relates to anhydrous crystalline vinflunine salts obtained with 1 or 2 equivalents of a pharmaceutically acceptable mineral or organic acid [Acid] 1 or 2 in which [Acid] represents hydrobromic, sulfuric, lactic and fumaric acids for the group of water-soluble crystalline salts, and para-toluene sulfonic, benzoic, mandelic and para-hydroxy benzoic acids for the group of relatively insoluble crystalline salts.
    Type: Grant
    Filed: February 13, 2008
    Date of Patent: January 1, 2013
    Assignee: Pierre Fabre Medicament
    Inventors: Jean-Louis Maurel, Richard Pena, Jean-Paul Ribet
  • ANHYDROUS CRYSTALLINE VINFLUNINE SALTS, METHOD OF PREPARATION AND USE THEREOF AS A DRUG AND MEANS OF VINFLUNINE PURIFICATION
    Publication number: 20100029703
    Abstract: The present invention relates to anhydrous crystalline vinflunine salts obtained with 1 or 2 equivalents of a pharmaceutically acceptable mineral or organic acid [Acid] 1 or 2 in which [Acid] represents hydrobromic, sulfuric, lactic and fumaric acids for the group of water-soluble crystalline salts, and para-toluene sulfonic, benzoic, mandelic and para-hydroxy benzoic acids for the group of relatively insoluble crystalline salts.
    Type: Application
    Filed: February 13, 2008
    Publication date: February 4, 2010
    Applicant: Pierre Fabre Medicament
    Inventors: Jean-Louis Maurel, Richard Pena, Jean-Paul Ribet
  • Crystalline Form of Vinflunine Ditartrate
    Publication number: 20090247564
    Abstract: The present invention relates to a novel crystalline form of vinflunine, to a process for preparing it, and to its uses in the therapeutic field, in particular for treating cancer.
    Type: Application
    Filed: December 18, 2006
    Publication date: October 1, 2009
    Inventors: Jean-Louis Maurel, Richard Pena, Jean-Paul Ribet
  • Synthesis method and intermediates of pyridin-2-yl-methylamine
    Patent number: 7208603
    Abstract: The invention concerns a novel method for preparing pyridin-2-yl-methylamine derivatives by reducing amination of cyanohydrins.
    Type: Grant
    Filed: February 11, 2002
    Date of Patent: April 24, 2007
    Assignee: Pierre Fabre Medicament
    Inventors: Jean-Louis Maurel, Bernard Bonnaud, Jean-Paul Ribet, Bernard Vacher
  • Synthesis method and intermediates of pyridin-2-yl-methylamine
    Publication number: 20040116705
    Abstract: The invention concerns a novel method for preparing pyridin-2-yl-methylamine derivatives by reducing amination of cyanohydrins.
    Type: Application
    Filed: January 27, 2004
    Publication date: June 17, 2004
    Inventors: Jean-Louis Maurel, Bernard Bonnaud, Jean-Paul Ribet, Bernard Vacher