Patents by Inventor Utpal Chakraborty

Utpal Chakraborty 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).

  • Quinolinyl ether or thioether tetrazoles as agents for the treatment of hypersensitive ailments
    Patent number: 4874769
    Abstract: This invention relates to certain quinolyl ether and thioether tetrazoles and their use as valuable pharmaceutical agents for the treatment of hypersensitive ailments, particularly as lipoxygenase inhibitors and/or leukotriene antagonists possessing anti-inflammatory and antiallergic properties.
    Type: Grant
    Filed: January 5, 1988
    Date of Patent: October 17, 1989
    Assignee: Rorer Pharmaceutical Corporation
    Inventors: Raymond Youssefyeh, Utpal Chakraborty, Ernest Magnien, Rohit Desai, Thomas D-Y Lee
  • Aryl and heteroaryl ethers as agents for the treatment of hypersensitive ailments
    Patent number: 4839369
    Abstract: Aryl and Heteroaryl Ethers are used for their anti-inflammatory and anti-allergic properties.
    Type: Grant
    Filed: March 13, 1986
    Date of Patent: June 13, 1989
    Assignee: Rorer Pharmaceutical Corporation
    Inventors: Raymond Youssefyeh, Utpal Chakraborty, Ernest Magnien, Rohit Desai