Patents by Inventor Hongfu Kuang

Hongfu Kuang 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).

  • Water-soluble rapamycin derivatives
    Patent number: 10442835
    Abstract: The present invention relates to technical fields of organic chemistry and pharmaceutical chemistry, specifically to water-soluble rapamycin derivatives modified with glutathione. More specifically, the present invention discloses a compound of formula I and the preparation method thereof, wherein R1 and R2 are as defined in the description. The compound of formula I can be used in inducing immunosuppression and in the treatment of diseases such as transplant rejection and solid tumor, etc.
    Type: Grant
    Filed: November 9, 2016
    Date of Patent: October 15, 2019
    Assignee: Zhejiang Hisun Pharmaceutical Co., Ltd.
    Inventors: Haibo Wang, Hongfu Kuang, Wei Zhang, Zhengjiang Cai, Tianmin Zhu, Xiaohe Zheng, Zhongwei Wu, Zhiqing Yang
  • WATER-SOLUBLE RAPAMYCIN DERIVATIVES
    Publication number: 20190055284
    Abstract: The present invention relates to technical fields of organic chemistry and pharmaceutical chemistry, specifically to water-soluble rapamycin derivatives modified with glutathione. More specifically, the present invention discloses a compound of formula I and the preparation method thereof, wherein R1 and R2 are as defined in the description. The compound of formula I can be used in inducing immunosuppression and in the treatment of diseases such as transplant rejection and solid tumor, etc.
    Type: Application
    Filed: November 9, 2016
    Publication date: February 21, 2019
    Applicant: Zhejiang Hisun Pharmaceutical Co., Ltd.
    Inventors: Haibo Wang, Hongfu Kuang, Wei Zhang, Zhengjiang Cai, Tianmin Zhu, Xiaohe Zheng, Zhongwei Wu, Zhiqing Yang