Patents by Inventor Guoquan Xu

Guoquan Xu 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).

  • Purine inhibitors of human phosphatidylinositol 3-kinase delta
    Patent number: 10221178
    Abstract: The instant invention provides compounds of formula I which are PI3K-delta inhibitors, and as such are useful for the treatment of PI3K-delta-mediated diseases such as inflammation, asthma, COPD and cancer.
    Type: Grant
    Filed: June 24, 2016
    Date of Patent: March 5, 2019
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Meredeth Ann McGowan, Hua Zhou, Jason D. Katz, Lihu Yang, Joey L. Methot, Kathryn Ann Lipford, Shimin Xu, Ning Fu, Guoquan Xu, Deqian Bian, Jianmin Fu, Yabin Li, Kin Chiu Fong
  • Purine Inhibitors of Human Phosphatidylinositol 3-Kinase Delta
    Publication number: 20180141947
    Abstract: The instant invention provides compounds of formula I which are PI3K-delta inhibitors, and as such are useful for the treatment of PI3K-delta-mediated diseases such as inflammation, asthma, COPD and cancer.
    Type: Application
    Filed: June 24, 2016
    Publication date: May 24, 2018
    Applicant: MERCK SHARP & DOHME CORP.
    Inventors: Meredith Ann McGowan, Hua Zhou, Jason D. Katz, Lihu Yang, Joey L. Methot, Kathryn Ann Lipford, Shimin Xu, Ning Fu, Guoquan Xu, Deqian Bian, Jianmin Fu, Yabin Li, Kin Chiu Fong