Patents by Inventor Xuhua Karen Du

Xuhua Karen Du 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).

  • Benzo- and azabenzodithiazole compounds
    Patent number: 7087621
    Abstract: The present invention provides compounds of formula I or a pharmaceutically acceptable salt, solvate, prodrug or isomer thereof and compounds of the formula or a pharmaceutically acceptable salt, solvate, prodrug or isomer thereof. The compounds of the invention inhibit tyrosine kinase activity of growth factor receptors such as HER1, HER2 and HER4 thereby making them useful as antiproliferative agents. The compounds are also useful for the treatment of other diseases associated with signal transduction pathways operating through growth factor receptors.
    Type: Grant
    Filed: September 1, 2004
    Date of Patent: August 8, 2006
    Assignee: Bristol-Myers Squibb Company
    Inventors: Xiaopeng Sang, Xuhua Karen Du, John F. Kadow