Patents by Inventor Linchin Feng

Linchin Feng 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).

  • Tetrazole-substituted arylamides as P2Xand P2Xantagonists
    Patent number: 9593128
    Abstract: Compounds of the formula V: or a pharmaceutically acceptable salt thereof, wherein, R2 is optionally substituted phenyl, optionally substituted pyridin-2-yl or optionally substituted thienyl, and R3, R4, R5, R6 and R13 are as defined herein. Also provided are methods of using the compounds for treating diseases associated with the P2X3 and/or a P2X2/3 receptor antagonist and methods of making the compounds.
    Type: Grant
    Filed: January 9, 2014
    Date of Patent: March 14, 2017
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Michael Patrick Dillon, Ronald Charles Hawley, Li Chen, Linchin Feng, Minmin Yang