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:
Nov. 07, 2023
Filed:
Sep. 18, 2020
Applicant:
Fujian Akeylink Biotechnology Co., Ltd., Fujian, CN;
Inventors:
Assignee:
FUJIAN AKEYLINK BIOTECHNOLOGY CO., LTD., Fujian, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 498/04 (2006.01);
U.S. Cl.
CPC ...
C07D 498/04 (2013.01); C07B 2200/13 (2013.01);
Abstract
Disclosed is a crystal form of a hepatitis B surface antigen inhibitor and a preparation method, and an application of the crystal form in the preparation of the hepatitis B surface antigen inhibitor.