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:
Apr. 07, 2020
Filed:
Jul. 10, 2017
Wuhan Ll Science and Technology Development Co., Ltd., Wuhan, Hubei, CN;
Wuhan Qr Pharmaceuticals Co., Ltd., Wuhan, Hubei, CN;
Sijun Lei, Hubei, CN;
Xiang Fang, Hubei, CN;
Yongkai Chen, Hubei, CN;
Wei Feng, Hubei, CN;
Chaodong Wang, Hubei, CN;
Wuhan LL Science and Technology Development Co., Ltd., Wuhan, Hubei, CN;
Wuhan QR Pharmaceuticals Co., Ltd., Wuhan, Hubei, CN;
Abstract
Provided are a preparation method for a crystalline form of the compound represented by formula (A), as well as a method for preparation thereof, a composition thereof, and an application thereof in preparing an angiotensin II receptor antagonist or an application in preparing a drug for preventing and/or treating hypertension, chronic heart failure and diabetic nephropathy.