Patents by Inventor Sriram Tyagarajan

Sriram Tyagarajan 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: 7348348
    Abstract: Aryl-link-aryl thiazolidine-dione and aryl-link-aryl oxazolidine-dione compounds are sodium channel blockers; pharmaceutical compositions that include an effective amount of the aryl-link-aryl thiazolidine-dione and aryl-link-aryl oxazolidine-dione compounds and a pharmaceutically acceptable carrier, and a method of treatment of acute pain, chronic pain, visceral pain, inflammatory pain, or neuropathic pain, as well as initable bowel syndrome, Cnohns disease, epilepsy, partial and generalized tonic seizures, multiple sclerosis, bipolar depression, and tachy-arrhythmias by the administration of an effective amount of aryl-link-aryl thiazolidine-dione and aryl-link-aryl oxazolidine-dione compounds are described.
    Type: Grant
    Filed: April 25, 2003
    Date of Patent: March 25, 2008
    Assignee: Merck & Co. Inc.
    Inventors: Howard C. H. Kuo, Michelle B. Ayer, Prasun K. Chakravarty, Peter T. Meinke, William H. Parsons, Sriram Tyagarajan
  • Publication number: 20070060584
    Abstract: Biaryl substituted thiazole, oxazole and imidazole compounds are sodium channel blockers useful for the treatment of pain. Pharmaceutical compositions comprise an effective amount of the instant compounds, either alone, or in combination with one or more therapeutically active compounds, and a pharmaceutically acceptable carrier. Methods of treatment or prevention of conditions, including acute pain, chronic pain, visceral pain, inflammatory pain, and neuropathic pain comprise administering an effective amount of the present compounds, either alone, or in combination with one or more therapeutically active compounds.
    Type: Application
    Filed: April 14, 2004
    Publication date: March 15, 2007
    Inventors: Prasun Chakravarty, Michael Fisher, William Parsons, Sriram Tyagarajan, Bishan Zhou, Jeffrey Fisher
  • Publication number: 20060183785
    Abstract: Biaryl substituted pyrazole compounds are sodium channel blockers useful for the treatment of pain and other conditions. Pharmaceutical compositions comprise an effective amount of the instant compounds, either alone, or in combination with one or more therapeutically active compounds, and a pharmaceutically acceptable carrier. Methods of treatment of conditions, including acute pain, chronic pain, visceral pain, inflammatory pain, and neuropathic pain, comprise administering an effective amount of the present compounds, either alone, or in combination with one or more therapeutically active compounds.
    Type: Application
    Filed: March 30, 2004
    Publication date: August 17, 2006
    Inventors: Prasun Chakravarty, Michael Fisher, William Parsons, Sriram Tyagarajan, Bishan Zhou, Jeffrey Fisher
  • Publication number: 20050165072
    Abstract: Aryl-link-aryl thiazolidine-dione and aryl-link-aryl oxazolidine-dione compounds are sodium channel blockers; pharmaceutical compositions that include an effective amount of the aryl-link-aryl thiazolidine-dione and aryl-link-aryl oxazolidine-dione compounds and a pharmaceutically acceptable carrier, and a method of treatment of acute pain, chronic pain, visceral pain, inflammatory pain, or neuropathic pain, as well as initable bowel syndrome, Cnohns disease, epilepsy, partial and generalized tonic seizures, multiple sclerosis, bipolar depression, and tachy-arrhythmias by the administration of an effective amount of aryl-link-aryl thiazolidine-dione and aryl-link-aryl oxazolidine-dione compounds are described.
    Type: Application
    Filed: April 25, 2003
    Publication date: July 28, 2005
    Inventors: Michelle Ayer, Prasun Chakravarty, Peter Meinke, William Parsons, Sriram Tyagarajan
  • Patent number: 6586452
    Abstract: The present invention relates to novel nodulosporic acid derivatives, which are acaricidal, antiparasitic, insecticidal and anthelmintic agents.
    Type: Grant
    Filed: July 9, 2001
    Date of Patent: July 1, 2003
    Assignee: Merck & Co., Inc.
    Inventors: Thomas Shih, Steven L. Colletti, Michael H. Fisher, Peter T. Meinke, Howard C. H. Kuo, Prasun K. Chakravarty, Matthew J. Wyvratt, Sriram Tyagarajan, Richard Berger