Patents by Inventor Dongyan GU

Dongyan GU 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).

  • Patent number: 12404269
    Abstract: Provided by the present disclosure are an amino quinazolinone and amino isoquinolone derivatives. It is verified by numerous experiments that the compounds provided by the present disclosure have good inhibiting effects on PI3K? and PI3K?, most of the compounds have prominent inhibiting effect on PI3K?, and show strong growth inhibiting effect on PIK3CA mutant tumor cells such as human breast cancer cell strain (MCF7). Therefore, the amino quinazolinone and amino isoquinolone derivatives according to the present disclosure can be applied in the preparation of anti-tumor and anti-inflammatory medicines, and can be used as PI3K? inhibitors in the preparation of medicines for treatment of human or animal cell proliferation related tumors, the medicines comprising the derivatives any one or more of pharmaceutically acceptable salts and solvates thereof as well as pharmaceutically acceptable carriers.
    Type: Grant
    Filed: June 25, 2021
    Date of Patent: September 2, 2025
    Assignees: ZHEJIANG UNIVERSITY, SHANGHAI INSTITUTE OF MATERIA MEDICA, CHINESE ACADEMY OF SCIENCES
    Inventors: Rong Sheng, Jia Li, Dongyan Gu, Yubo Zhou, Jun Wei, Mengmeng Zhang, Yongzhou Hu, Kaixiang Zhang, Jieyu Liu, Weijuan Kan
  • Publication number: 20220017505
    Abstract: Provided by the present disclosure are an amino quinazolinone and amino isoquinolone derivatives. It is verified by numerous experiments that the compounds provided by the present disclosure have good inhibiting effects on PI3K? and PI3K?, most of the compounds have prominent inhibiting effect on PI3K?, and show strong growth inhibiting effect on PIK3CA mutant tumor cells such as human breast cancer cell strain (MCF7). Therefore, the amino quinazolinone and amino isoquinolone derivatives according to the present disclosure can be applied in the preparation of anti-tumor and anti-inflammatory medicines, and can be used as PI3K? inhibitors in the preparation of medicines for treatment of human or animal cell proliferation related tumors, the medicines comprising the derivatives any one or more of pharmaceutically acceptable salts and solvates thereof as well as pharmaceutically acceptable carriers.
    Type: Application
    Filed: June 25, 2021
    Publication date: January 20, 2022
    Inventors: Rong SHENG, Jia LI, Dongyan GU, Yubo ZHOU, Jun WEI, Mengmeng ZHANG, Yongzhou HU, Kaixiang ZHANG, Jieyu LIU, Weijuan KAN