Patents by Inventor Miaomiao WEI

Miaomiao WEI 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).

  • 1,7-naphthyridine derivative and preparation method and use therefor
    Patent number: 11981669
    Abstract: A compound represented by formula (I) or a tautomer, an optical isomer, a nitrogen oxide, a solvate, a pharmaceutically acceptable salt or prodrug thereof are useful for treating or relieving an HIF-related and/or EPO-related disease or condition in patient. The preparation method for the compound, and use of a drug composition containing the compound and the compound or the drug composition in preparation of a drug are also provided.
    Type: Grant
    Filed: August 29, 2019
    Date of Patent: May 14, 2024
    Assignee: CSPC ZHONGQI PHARMACEUTICAL TECHNOLOGY (SHIJIAZHUANG) CO., LTD
    Inventors: Yan Zhang, Miaomiao Wei, Xuejiao Zhang, Guorui Mi, Hui An, Bing Wei, Qian Guo
  • 1,7-NAPHTHYRIDINE DERIVATIVE AND PREPARATION METHOD AND USE THEREFOR
    Publication number: 20210332043
    Abstract: A compound represented by formula (I) or a tautomer, an optical isomer, a nitrogen oxide, a solvate, a pharmaceutically acceptable salt or prodrug thereof are useful for treating or relieving an HIF-related and/or EPO-related disease or condition in patient. The preparation method for the compound, and use of a drug composition containing the compound and the compound or the drug composition in preparation of a drug are also provided.
    Type: Application
    Filed: August 29, 2019
    Publication date: October 28, 2021
    Inventors: Yan ZHANG, Miaomiao WEI, Xuejiao ZHANG, Guorui MI, Hui AN, Bing WEI, Qian GUO