Patents by Inventor John Robert Fritch

John Robert Fritch 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).

  • Processes for preparing (R)-8-chloro-1-methyl-2,3,4,5-tetrahydro-1H-3-benzazepine and intermediates thereof
    Patent number: 8299241
    Abstract: The present invention provides processes and intermediates for the preparation of (R)-8-chloro-1-methyl-2,3,4,5-tetrahydro-1H-3-benzazepine and salts thereof which are useful as serotonin-2C (5-HT2C) receptor agonists for the treatment of, for example, obesity.
    Type: Grant
    Filed: December 4, 2007
    Date of Patent: October 30, 2012
    Assignee: Arena Pharmaceuticals, Inc.
    Inventors: Tawfik Gharbaoui, Sagun K. Tandel, You-An Ma, Marlon Carlos, John Robert Fritch
  • PROCESSES FOR PREPARING (R)-8-CHLORO-1-METHYL-2,3,4,5-TETRAHYDRO-1H-3-BENZAZEPINE AND INTERMEDIATES THEREOF
    Publication number: 20100305316
    Abstract: The present invention provides processes and intermediates for the preparation of (R)-8-chloro-1-methyl-2,3,4,5-tetrahydro-1H-3-benzazepine and salts thereof which are useful as serotonin-2C (5-HT2C) receptor agonists for the treatment of, for example, obesity.
    Type: Application
    Filed: December 4, 2007
    Publication date: December 2, 2010
    Inventors: Tawfik Gharbaoui, Sagun K. Tandel, You-An Ma, Marlon Carlos, John Robert Fritch
  • Processes for preparing substituted N-aryl-N?-[3-(1H-pyrazol-5-YL) phenyl] ureas and intermediates thereof
    Patent number: 7812176
    Abstract: The present invention is directed to processes for the preparation of substituted phenylpyrazole ureas of Formula (I), that are useful as 5-HT2A serotonin receptor modulators for the treatment of disease.
    Type: Grant
    Filed: July 21, 2004
    Date of Patent: October 12, 2010
    Assignee: Arena Pharmaceuticals, Inc.
    Inventors: John Robert Fritch, Fiona M. Carleton, Edward A. Lally, Hongmei Li, Bradley Teegarden
  • Process for Preparing Substituted Phenylpyrazole Ureas
    Publication number: 20080194836
    Abstract: The present invention is directed to processes for the preparation of substituted phenylpyrazole ureas of Formula (I) that are useful as 5-HT2A serotonin receptor modulators for the treatment of disease.
    Type: Application
    Filed: January 25, 2006
    Publication date: August 14, 2008
    Inventors: Tawfik Gharbaoui, Claudia Averbuj, Marlony Carlos, Edward A. Lally, Dipanjan Sengupta, John Robert Fritch