Patents by Inventor Caihu Li

Caihu Li 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).

  • Amino pryan ring derivative and composition and use thereof
    Patent number: 10065962
    Abstract: The present disclosure relates to an amino pyran ring derivative and a composition and use thereof, and in particular, to an amino pyran ring derivative represented by general formula (I) or a stereoisomer, a pharmaceutically acceptable salt or a prodrug thereof, a pharmaceutical composition comprising the derivative, and their medical use in the manufacture of a di-peptidyl peptidase IV (DPP-IV) inhibitor, in formula (I) the substituents are defined the same as those in the specification.
    Type: Grant
    Filed: May 14, 2015
    Date of Patent: September 4, 2018
    Assignee: SICHUAN HAISCO PHARMACEUTICAL CO., LTD
    Inventors: Chen Zhang, Jianmin Wang, Caihu Li, Yonggang Wei
  • AMINO PRYAN RING DERIVATIVE AND COMPOSITION AND USE THEREOF
    Publication number: 20170121338
    Abstract: The present disclosure relates to an amino pyran ring derivative and a composition and use thereof, and in particular, to an amino pyran ring derivative represented by general formula (I) or a stereoisomer, a pharmaceutically acceptable salt or a prodrug thereof, a pharmaceutical composition comprising the derivative, and their medical use in the manufacture of a di-peptidyl peptidase IV (DPP-IV) inhibitor, in formula (I) the substituents are defined the same as those in the specification.
    Type: Application
    Filed: May 14, 2015
    Publication date: May 4, 2017
    Inventors: Chen Zhang, Jianmin Wang, Caihu Li, Yonggang Wei