Patents by Inventor Danyan GU

Danyan 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).

  • Indolizine derivatives and their application in medicine
    Patent number: 11970495
    Abstract: This invention relates to indolizine derivatives and their use in medicine. In particular, the present invention discloses novel substituted indolizine derivatives of formula I, or an isotopically labeled compound thereof, or an optical isomer thereof, a geometric isomer thereof, a tautomer thereof or a mixture of various isomers, or a pharmaceutically acceptable salt thereof, or a prodrug thereof. The invention also relates to the use of these compounds in medicine.
    Type: Grant
    Filed: April 10, 2023
    Date of Patent: April 30, 2024
    Assignee: KIND PHARMACEUTICAL
    Inventors: Dong Liu, Dongdong Chen, Biao Deng, Xiangyun Tu, Zinan Fang, Haohao Wu, Danyan Gu
  • Indolizine derivatives and their application in medicine
    Patent number: 11945817
    Abstract: This invention relates to indolizine derivatives and their use in medicine. In particular, the present invention discloses novel substituted indolizine derivatives of formula I, or an isotopically labeled compound thereof, or an optical isomer thereof, a geometric isomer thereof, a tautomer thereof or a mixture of various isomers, or a pharmaceutically acceptable salt thereof, or a prodrug thereof. The invention also relates to the use of these compounds in medicine.
    Type: Grant
    Filed: April 10, 2023
    Date of Patent: April 2, 2024
    Assignee: KIND PHARMACEUTICAL
    Inventors: Dong Liu, Dongdong Chen, Biao Deng, Xiangyun Tu, Zinan Fang, Haohao Wu, Danyan Gu
  • INDOLIZINE DERIVATIVES AND THEIR APPLICATION IN MEDICINE
    Publication number: 20230257379
    Abstract: This invention relates to indolizine derivatives and their use in medicine. In particular, the present invention discloses novel substituted indolizine derivatives of formula I, or an isotopically labeled compound thereof, or an optical isomer thereof, a geometric isomer thereof, a tautomer thereof or a mixture of various isomers, or a pharmaceutically acceptable salt thereof, or a prodrug thereof. The invention also relates to the use of these compounds in medicine.
    Type: Application
    Filed: April 10, 2023
    Publication date: August 17, 2023
    Inventors: Dong LIU, Dongdong CHEN, Biao DENG, Xiangyun TU, Zinan FANG, Haohao WU, Danyan GU
  • INDOLIZINE DERIVATIVES AND THEIR APPLICATION IN MEDICINE
    Publication number: 20230242527
    Abstract: This invention relates to indolizine derivatives and their use in medicine. In particular, the present invention discloses novel substituted indolizine derivatives of formula I, or an isotopically labeled compound thereof, or an optical isomer thereof, a geometric isomer thereof, a tautomer thereof or a mixture of various isomers, or a pharmaceutically acceptable salt thereof, or a prodrug thereof. The invention also relates to the use of these compounds in medicine.
    Type: Application
    Filed: April 10, 2023
    Publication date: August 3, 2023
    Inventors: Dong LIU, Dongdong CHEN, Biao DENG, Xiangyun TU, Zinan FANG, Haohao WU, Danyan GU
  • Indolizine derivatives and their application in medicine
    Patent number: 11655249
    Abstract: This invention relates to indolizine derivatives and their use in medicine. In particular, the present invention discloses novel substituted indolizine derivatives of formula I, or an isotopically labeled compound thereof, or an optical isomer thereof, a geometric isomer thereof, a tautomer thereof or a mixture of various isomers, or a pharmaceutically acceptable salt thereof, or a prodrug thereof. The invention also relates to the use of these compounds in medicine.
    Type: Grant
    Filed: April 23, 2021
    Date of Patent: May 23, 2023
    Assignee: KIND PHARMACEUTICAL
    Inventors: Dong Liu, Dongdong Chen, Biao Deng, Xiangyun Tu, Zinan Fang, Haohao Wu, Danyan Gu
  • INDOLIZINE DERIVATIVES AND THEIR APPLICATION IN MEDICINE
    Publication number: 20210253570
    Abstract: This invention relates to indolizine derivatives and their use in medicine. In particular, the present invention discloses novel substituted indolizine derivatives of formula I, or an isotopically labeled compound thereof, or an optical isomer thereof, a geometric isomer thereof, a tautomer thereof or a mixture of various isomers, or a pharmaceutically acceptable salt thereof, or a prodrug thereof. The invention also relates to the use of these compounds in medicine.
    Type: Application
    Filed: April 23, 2021
    Publication date: August 19, 2021
    Inventors: Dong LIU, Dongdong Chen, Biao Deng, Xiangyun Tu, Zinan Fang, Haohao Wu, Danyan Gu
  • Indolizine derivatives and their application in medicine
    Patent number: 11021478
    Abstract: This invention relates to indolizine derivatives and their use in medicine. In particular, the present invention discloses novel substituted indolizine derivatives of formula I, or an isotopically labeled compound thereof, or an optical isomer thereof, a geometric isomer thereof, a tautomer thereof or a mixture of various isomers, or a pharmaceutically acceptable salt thereof, or a prodrug thereof. The invention also relates to the use of these compounds in medicine.
    Type: Grant
    Filed: May 8, 2018
    Date of Patent: June 1, 2021
    Assignee: KIND PHARMACEUTICAL
    Inventors: Dong Liu, Dongdong Chen, Biao Deng, Xiangyun Tu, Zinan Fang, Haohao Wu, Danyan Gu
  • INDOLIZINE DERIVATIVES AND THEIR APPLICATION IN MEDICINE
    Publication number: 20200165242
    Abstract: This invention relates to indolizine derivatives and their use in medicine. In particular, the present invention discloses novel substituted indolizine derivatives of formula I, or an isotopically labeled compound thereof, or an optical isomer thereof, a geometric isomer thereof, a tautomer thereof or a mixture of various isomers, or a pharmaceutically acceptable salt thereof, or a prodrug thereof. The invention also relates to the use of these compounds in medicine.
    Type: Application
    Filed: May 8, 2018
    Publication date: May 28, 2020
    Inventors: Dong LIU, Dongdong CHEN, Biao DENG, Xiangyun TU, Zinan FANG, Haohao WU, Danyan GU