Patents by Inventor Alain Gueiffier

Alain Gueiffier 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).

  • 6-cycloamino-3-(pyrid-4-yl)imidazo[1,2-b]pyridazine derivatives, preparation thereof and therapeutic use thereof
    Patent number: 8846676
    Abstract: The invention relates to the 6-cycloamino-3-(pyridin-4-yl)imidazo[I,2-b]pyridazine derivatives corresponding to general formula (I): Wherein R2, R3, R7, R8, A, L and B are as defined herein. Also disclosed are the preparative methods and therapeutic use thereof.
    Type: Grant
    Filed: September 14, 2012
    Date of Patent: September 30, 2014
    Assignee: Sanofi
    Inventors: Antonio Almario Garcia, Mathieu Barrague, Philippe Burnier, Cecile Enguehard-Gueiffier, Zhongli Gao, Pascal George, Alain Gueiffier, Adrien Tak Li, Frederic Peuch, Roy Vaz, Qiuxia Zhao
  • Imidazo [1, 2-] pyrrolo [3, 2-] pyridine compounds useful as pestivirus inhibitors
    Patent number: 8404707
    Abstract: The present invention relates to a series of novel imidazo[1,2-?]pyrrolo[3,2-c]pyridines (or also named 6H-1,3a,6-Tri-aza-?y-indacenes) and derivatives thereof, according to formula: (I); The present invention also relates to processes for the preparation of imidazo[1,2-?]pyrrolo[3,2-c]pyridines, their use as. a, medicine, their use to treat or prevent viral infections and their use to manufacture a medicine to treat or prevent viral infections, particularly infections with viruses belonging to the family of the Flaviviridae and more preferably infections with Bovine Viral Diarrhea virus (BVDV).
    Type: Grant
    Filed: December 14, 2007
    Date of Patent: March 26, 2013
    Assignees: Universite d'Auvergne Clermont 1, Universite Francois Rabelais Tours, Kathlieke Universiteit Leuven
    Inventors: Johan Neyts, Jan Paeshuyse, Olivier Chavignon, Jean-Michel Chezal, Vincent Gaumet, Alain Gueiffier, Jean-Claude Teulade
  • 6-cycloamino-3-(pyrid-4-yl)imidazo[1,2-b]pyridazine derivatives, preparation thereof and therapeutic use thereof
    Patent number: 8354405
    Abstract: The invention relates to the 6-cycloamino-3-(pyridin-4-yl)imidazo[I,2-b]pyridazine derivatives corresponding to general formula (I): Wherein R2, R3, R7, R8, A, L and B are as defined herein. Also disclosed are the preparative methods and therapeutic use thereof.
    Type: Grant
    Filed: December 24, 2009
    Date of Patent: January 15, 2013
    Assignee: Sanofi
    Inventors: Antonio Almario Garcia, Matthieu Barrague, Philippe Burnier, Cécile Enguehard, Zhongli Gao, Pascal George, Alain Gueiffier, Adrien Tak Li, Frédéric Puech, Roy Vaz, Qiuxia Zhao
  • 6-CYCLOAMINO-3-(PYRID-4-YL)IMIDAZO[1,2-b]PYRIDAZINE DERIVATIVES, PREPARATION THEREOF AND THERAPEUTIC USE THEREOF
    Publication number: 20130012516
    Abstract: The invention relates to the 6-cycloamino-3-(pyridin-4-yl)imidazo[I,2-b]pyridazine derivatives corresponding to general formula (I): Wherein R2, R3, R7, R8, A, L and B are as defined herein. Also disclosed are the preparative methods and therapeutic use thereof.
    Type: Application
    Filed: September 14, 2012
    Publication date: January 10, 2013
    Applicant: SANOFI
    Inventors: Antonio ALMARIO GARCIA, Matthieu BARRAGUE, Philippe BURNIER, Cécile ENGUEHARD, Zhongli GAO, Pascal GEORGE, Alain GUEIFFIER, Adrien Tak LI, Frédéric PUACH, Roy VAZ, Qiuxia ZHAO
  • 6-CYCLOAMINO-3-(PYRID-4-YL)IMIDAZO[1,2-b]PYRIDAZINE DERIVATIVES, PREPARATION THEREOF AND THERAPEUTIC USE THEREOF
    Publication number: 20100179154
    Abstract: The invention relates to the 6-cycloamino-3-(pyridin-4-yl)imidazo[I,2-b]pyridazine derivatives corresponding to general formula (I): Wherein R2, R3, R7, R8, A, L and B are as defined herein. Also disclosed are the preparative methods and therapeutic use thereof.
    Type: Application
    Filed: December 24, 2009
    Publication date: July 15, 2010
    Applicant: SANOFI-AVENTIS
    Inventors: Antonio ALMARIO GARCIA, Matthieu BARRAGUE, Philippe BURNIER, Cécile ENGUEHARD-GUEIFFIER, Zhongli GAO, Pascal GEORGE, Alain GUEIFFIER, Adrien Tak LI, Frédéric PEUCH, Roy VAZ, Qiuxia ZHAO
  • IMIDAZO [1, 2-A] PYRROLO [3, 2-C] PYRIDINE COMPOUNDS USEFUL AS PESTIVIRUS INHIBITORS
    Publication number: 20100093781
    Abstract: The present invention relates to a series of novel imidazo[1,2-?]pyrrolo[3,2-c]pyridines (or also named 6H-1,3a,6-Tri-aza-?y-indacenes) and derivatives thereof, according to formula: (I); The present invention also relates to processes for the preparation of imidazo[1,2-?]pyrrolo[3,2-c]pyridines, their use as. a, medicine, their use to treat or prevent viral infections and their use to manufacture a medicine to treat or prevent viral infections, particularly infections with viruses belonging to the family of the Flaviviridae and more preferably infections with Bovine Viral Diarrhea virus (BVDV).
    Type: Application
    Filed: December 14, 2007
    Publication date: April 15, 2010
    Applicants: Universite D'Auvergne Clermont 1, Universite Francois Rabelais Tours, Katholieke Universiteit Leuven
    Inventors: Johan Neyts, Jan Paeshuyse, Olivier Chavignon, Jean-Michel Chezal, Vincent Gaumet, Alain Gueiffier, Jean-Claude Teulade