Patents Assigned to Chai Tai Tianqing Pharmaceutical Group Co., Ltd.
  • CRYSTALLINE FORM OF CAPSID PROTEIN ASSEMBLY INHIBITOR CONTAINING N HETERO FIVE-MEMBERED RING, AND APPLICATION THEREOF
    Publication number: 20220363634
    Abstract: Disclosed by the present application is a crystalline form of a capsid protein assembly inhibitor containing an N hetero five-membered ring; specifically disclosed is the crystalline form of the compound of formula I; also comprised is an the application of said crystalline form in the preparation of a drug for preventing or treating diseases benefiting from the inhibition of capsid protein assembly.
    Type: Application
    Filed: September 28, 2020
    Publication date: November 17, 2022
    Applicant: CHAI, TAI TIANQING PHARMACEUTICAL GROUP CO.,LTD.
    Inventors: Yin LU, Meng GUO, Mingtong HU, Yuan LI, Wangwei AO, Yinsheng ZHANG
  • Sultam compound and application method thereof
    Patent number: 11111240
    Abstract: Provided are a sultam compound having isocitrate dehydrogenase 1 (IDH1) inhibitory activity as represented by formula I or pharmaceutically-acceptable salts, solvates or hydrates thereof, a preparation method thereof, and a pharmaceutical composition containing the compound. The compound or the pharmaceutically-acceptable salts, solvates or hydrates thereof, and the pharmaceutical composition containing the compound can be used to treat IDH1 mutation-induced cancers.
    Type: Grant
    Filed: March 22, 2017
    Date of Patent: September 7, 2021
    Assignees: Chai Tai Tianqing Pharmaceutical Group Co., Ltd., Lianyungang Runzhong Pharmaceutical Co., Ltd., Centaurus Biopharma Co., Ltd.
    Inventors: Li Zhu, Xiaowei Duan, Liguang Dai, Zhao Yang, Yanqing Yang, Hui Zhang, Yuandong Hu, Yong Peng, Yongxin Han, Rui Zhao, Xin Tian, Shanchun Wang
  • Salts of quinazoline derivative and method for preparing the same
    Patent number: 10231973
    Abstract: The present application relates to maleates of a compound of Formula I, methods for preparing the same, pharmaceutical compositions thereof and uses thereof in the treatment of tumors, such as non-small cell lung cancer, breast cancer, and other malignant tumors.
    Type: Grant
    Filed: March 18, 2016
    Date of Patent: March 19, 2019
    Assignees: Chai Tai Tianqing Pharmaceutical Group Co., Ltd., CENTAURUS BIOPHARMA CO., LTD., LIANYUNGANG RUNZHONG PHARMACEUTICAL CO., LTD.
    Inventors: Xiquan Zhang, Song Tang, Weiwei Feng, Xin Tian, Zhilin Chen, Hongmei Gu, Hongjiang Xu, Fei Liu