Patents by Inventor Guobing FENG

Guobing 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).

  • Preparation method for tyrosine kinase inhibitor and intermediate thereof
    Patent number: 11407734
    Abstract: Provided is a preparation method for a tyrosine kinase inhibitor and an intermediate thereof. Specifically, a preparation method for a cyanoquinoline compound is provided. The method has a high yield, good product purity, and mild reaction conditions.
    Type: Grant
    Filed: October 17, 2018
    Date of Patent: August 9, 2022
    Assignee: Jiangsu Hengrui Medicine Co., Ltd.
    Inventors: Guobing Feng, Yongxing Cao, Peng Zhang, Zhenjun Qiu, Long Zhang
  • Preparation Method for Tyrosine Kinase Inhibitor and Intermediate Thereof
    Publication number: 20200239443
    Abstract: Provided is a preparation method for a tyrosine kinase inhibitor and an intermediate thereof. Specifically, a preparation method for a cyanoquinoline compound is provided. The method has a high yield, good product purity, and mild reaction conditions.
    Type: Application
    Filed: October 17, 2018
    Publication date: July 30, 2020
    Inventors: Guobing FENG, Yongxing CAO, Peng ZHANG, Zhenjun QIU, Long ZHANG