Patents by Inventor Zhijuan CHEN

Zhijuan CHEN 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).

  • Crystal form of estrogen receptor inhibitor and preparation method therefor
    Patent number: 11034653
    Abstract: Disclosed are a crystal form of an estrogen receptor inhibitor and a preparation method therefor, in particular disclosed are a crystal form A of a compound of formula (I) and a preparation method therefor, and the use of the crystal form in the preparation of a drug for treating breast cancer.
    Type: Grant
    Filed: September 25, 2018
    Date of Patent: June 15, 2021
    Assignees: LUOXIN PHARMACEUTICAL (SHANGHAI) CO., LTD., SHANDONG LUOXIN PHARMACEUTICAL GROUP STOCK CO., LTD.
    Inventors: Huijun He, Jianyu Lu, Weidong Li, Shenyi Shi, Zhijuan Chen, Charles Z. Ding, Lihong Hu, Tie-Lin Wang, Jiaqiang Dong
  • CRYSTAL FORM OF ESTROGEN RECEPTOR INHIBITOR AND PREPARATION METHOD THEREFOR
    Publication number: 20200247748
    Abstract: Disclosed are a crystal form of an estrogen receptor inhibitor and a preparation method therefor, in particular disclosed are a crystal form A of a compound of formula (I) and a preparation method therefor, and the use of the crystal form in the preparation of a drug for treating breast cancer.
    Type: Application
    Filed: September 25, 2018
    Publication date: August 6, 2020
    Inventors: Huijun HE, Jianyu LU, Weidong LI, Shenyi SHI, Zhijuan CHEN, Charles Z. DING, Lihong HU, Tie-Lin WANG, Jiaqiang DONG