Patents by Inventor Zhenying LIU

Zhenying LIU 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).

  • Salt of quinolone compound, polymorphs thereof, preparation method therefor, composition, and applications
    Patent number: 10344035
    Abstract: Disclosed is a salt of a quinoline derivative, polymorphic forms thereof, preparation methods thereof, a composition, and applications. The SPH1772 ditartrate or crystal form A thereof expresses the following excellent properties: high stability, great bioavailability, excellent pharmacokinetic properties, and better in vivo efficacy than SPH1772 free base.
    Type: Grant
    Filed: December 29, 2016
    Date of Patent: July 9, 2019
    Assignee: Shanghai Phaarmaceuticals Holding Co., Ltd.
    Inventors: Jianxin Yu, Yu Hao, Jing Zhang, Fei Zhao, Leduo Zhang, Zhenying Liu, Gongsheng Li, Yuji Wang, Na Chen, Rui Bai, Yi Fan
  • Salt of Quinolone Compound, Polymorphs thereof, Preparation Method therefor, Composition, and Applications
    Publication number: 20190010160
    Abstract: Disclosed is a salt of a quinoline derivative, polymorphic forms thereof, preparation methods thereof, a composition, and applications. The SPH1772 ditartrate or crystal form A thereof expresses the following excellent properties: high stability, great bioavailability, excellent pharmacokinetic properties, and better in vivo efficacy than SPH1772 free base.
    Type: Application
    Filed: December 29, 2016
    Publication date: January 10, 2019
    Inventors: Jianxin YU, Yu HAO, Jing ZHANG, Fei ZHAO, Leduo ZHANG, Zhenying LIU, Gongsheng LI, Yuji WANG, Na CHEN, Rui BAI, Yi FAN