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:
May. 26, 2026
Filed:
Sep. 24, 2021
Cspc Zhongqi Pharmaceutical Technology (Shijiazhuang) Co., Ltd, Shijiazhuang, CN;
Fugang Zhou, Shijiazhuang, CN;
Yuxia He, Shijiazhuang, CN;
Yan Zhang, Shijiazhuang, CN;
Jian Lyu, Shijiazhuang, CN;
Kai Shi, Shijiazhuang, CN;
Huifeng Di, Shijiazhuang, CN;
Xinxin Yang, Shijiazhuang, CN;
Jing Sun, Shijiazhuang, CN;
CSPC ZHONGQI PHARMACEUTICAL TECHNOLOGY (SHIJIAZHUANG) CO., LTD, Zhijiazhuang, CN;
Abstract
Provided are a salt of an arylaminoquinazoline-containing compound as shown in formula 2, a solvate or hydrate thereof, a preparation method therefor and the use thereof. The prepared salt has good crystallinity, and compared to a compound in a free form, the water solubility is significantly improved, and preferably, the salt form and crystal form can stably exist. Therefore, compared to a compound in a free form or other salts, the salt has better druggability.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile