Patents by Inventor Liqiang Han

Liqiang Han 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).

  • PYRAZOLE BORONIC ACID COMPOUND, PHARMACEUTICAL COMPOSITION CONTAINING SAME, AND USES THEREOF
    Publication number: 20230322816
    Abstract: The present application relates to a pyrazole boronic acid compound represented by the following formula I, pharmaceutically acceptable salts or stereoisomers thereof, a pharmaceutical composition containing same, and uses thereof. The compound, the pharmaceutically acceptable salts or stereoisomers thereof and the pharmaceutical composition containing same can be used for preparing proteasome inhibitors.
    Type: Application
    Filed: August 19, 2021
    Publication date: October 12, 2023
    Inventors: Runtao Li, Yuanqiang Wang, Liqiang Han, Zhuanzhuan Song, Zemei Ge, Xin Wang
  • Urea peptoid boric acid compound, pharmaceutical composition thereof, preparation method therefor, and uses thereof
    Patent number: 10494384
    Abstract: The present invention provides a urea peptidomimetic boronic compound and pharmaceutical compositions thereof, their preparative methods and uses. The compounds are represented by the following formula (I).
    Type: Grant
    Filed: September 22, 2016
    Date of Patent: December 3, 2019
    Assignees: Peking University, Zhengzhou Granlen Pharmatech. Ltd.
    Inventors: Runtao Li, Haoyun An, Liqiang Han, Zemei Ge, Jingrong Cui, Tieming Cheng
  • UREA PEPTOID BORIC ACID COMPOUND, PHARMACEUTICAL COMPOSITION THEREOF, PREPARATION METHOD THEREFOR, AND USES THEREOF
    Publication number: 20180298036
    Abstract: The present invention provides a urea peptidomimetic boronic compound and pharmaceutical compositions thereof, their preparative methods and uses. The compounds are represented by the following formula (1).
    Type: Application
    Filed: September 22, 2016
    Publication date: October 18, 2018
    Inventors: Runtao Li, Haoyun An, Liqiang Han, Zemei Ge, Jingrong Cui, Tieming Cheng