The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 15, 2021
Filed:
Sep. 25, 2018
Luoxin Pharmaceutical (Shanghai) Co., Ltd., Shanghai, CN;
Shandong Luoxin Pharmaceutical Group Stock Co., Ltd., Shandong, CN;
Huijun He, Shanghai, CN;
Jianyu Lu, Shanghai, CN;
Weidong Li, Shanghai, CN;
Shenyi Shi, Shanghai, CN;
Zhijuan Chen, Shanghai, CN;
Charles Z. Ding, Shanghai, CN;
Lihong Hu, Shanghai, CN;
Tie-Lin Wang, Shanghai, CN;
Jiaqiang Dong, Shanghai, CN;
LUOXIN PHARMACEUTICAL (SHANGHAI) CO., LTD., Shanghai, CN;
SHANDONG LUOXIN PHARMACEUTICAL GROUP STOCK CO., LTD., Shandong, CN;
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.