Patents by Inventor Yafang Guo

Yafang Guo 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).

  • Oligosaccharide Compound for Inhibiting Intrinsic Coagulation Factor X-Enzyme Complex, and Preparation Method Therefor and Uses Thereof
    Publication number: 20240041918
    Abstract: A purified oligosaccharide compound having antithrombotic activity or a mixture of a homologous compound thereof and a pharmaceutically acceptable salt thereof, a preparation method for the mixture, a pharmaceutical composition containing the mixture, and uses thereof serving as an intrinsic factor X-enzyme (Xase) inhibitor in the preparation of drugs for preventing and/or treating thrombotic diseases.
    Type: Application
    Filed: September 28, 2023
    Publication date: February 8, 2024
    Inventors: Jinhua ZHAO, Zhenguo Li, Na Gao, Mingyi Wu, Yanming Chen, Longyan Zhao, Yongsheng Wu, Zi Li, Chuang Xiao, Shunliang Zheng, Zhiyuan Nan, Jianbo Zhou, Jianping Xu, Lutan Zhou, Yafang Guo, Hongbo Qin, Jikai Liu
  • Oligosaccharide compound for inhibiting intrinsic coagulation factor X-enzyme complex, and preparation method therefor and uses thereof
    Patent number: 11833169
    Abstract: A purified oligosaccharide compound having antithrombotic activity or a mixture of a homologous compound thereof and a pharmaceutically acceptable salt thereof, a preparation method for the mixture, a pharmaceutical composition containing the mixture, and uses thereof serving as an intrinsic factor X-enzyme (Xase) inhibitor in the preparation of drugs for preventing and/or treating thrombotic diseases.
    Type: Grant
    Filed: January 10, 2017
    Date of Patent: December 5, 2023
    Assignees: MUDANJIANG YOUBO PHARMACEUTICAL CO., LTD., JIUZHITANG CO., LTD.
    Inventors: Jinhua Zhao, Zhenguo Li, Na Gao, Mingyi Wu, Yanming Chen, Longyan Zhao, Yongsheng Wu, Zi Li, Chuang Xiao, Shunliang Zheng, Zhiyuan Nan, Jianbo Zhou, Jianping Xu, Lutan Zhou, Yafang Guo, Hongbo Qin, Jikai Liu
  • OLIGOSACCHARIDE COMPOUND FOR INHIBITING INTRINSIC COAGULATION FACTOR X-ENZYME COMPLEX, AND PREPARATION METHOD THEREFOR AND USES THEREOF
    Publication number: 20200254003
    Abstract: A purified oligosaccharide compound having antithrombotic activity or a mixture of a homologous compound thereof and a pharmaceutically acceptable salt thereof, a preparation method for the mixture, a pharmaceutical composition containing the mixture, and uses thereof serving as an intrinsic factor X-enzyme (Xase) inhibitor in the preparation of drugs for preventing and/or treating thrombotic diseases.
    Type: Application
    Filed: January 10, 2017
    Publication date: August 13, 2020
    Inventors: Jinhua ZHAO, Zhenguo Li, Na Gao, Mingyi Wu, Yanming Chen, Longyan Zhao, Yongsheng Wu, Zi Li, Chuang Xiao, Shunliang Zheng, Zhiyuan Nan, Jianbo Zhou, Jianping Xu, Lutan Zhou, Yafang Guo, Hongbo Qin, Jikai Liu