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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.:

US 11661420 B1

PDFFull Text
Date of Patent:
May. 30, 2023

Filed:

Apr. 22, 2020

Compound containing fused ring, use thereof and pharmaceutical composition containing same

Applicant:

Nanjing Hepo Pharmaceutical Co., Ltd, Jiangsu, CN;

Inventors:

Pengfei Qian, Jiangsu, CN;

Fengbo Li, Jiangsu, CN;

Xuejun Liu, Jiangsu, CN;

Xiaodong Chen, Jiangsu, CN;

Lijun Guo, Jiangsu, CN;

Kai Sun, Jiangsu, CN;

Assignee:

NANJING HEPO PHARMACEUTICAL CO., LTD, Jiangsu, CN;

Attorneys:

Houston Beshining Law Office PLLC

Liangang Ye

Primary Examiner:

Kahsay Habte

Int. Cl.
CPC ...
C07D 417/04 (2006.01); C07D 403/04 (2006.01); C07D 405/04 (2006.01); C07D 413/04 (2006.01); C07D 417/14 (2006.01); C07D 491/107 (2006.01);
U.S. Cl.
CPC ...
C07D 417/04 (2013.01); C07D 403/04 (2013.01); C07D 405/04 (2013.01); C07D 413/04 (2013.01); C07D 417/14 (2013.01); C07D 491/107 (2013.01); C07B 2200/13 (2013.01);
Abstract

Disclosed are a compound containing a fused ring, a use thereof and a pharmaceutical composition containing same. Provided are a compound as shown in formula I-A, a pharmaceutically acceptable salt thereof, a solvate thereof, a solvate of the pharmaceutically acceptable salt thereof or a crystal form thereof. The compound can significantly reduce the levels of HBsAg, HBeAg and HBV DNA, and can be used for preparing a drug for treating hepatitis B, and has good market prospects. (I-A)

Find Patent Forward Citations

Qian, Pengfei. (2023). Compound containing fused ring, use thereof and pharmaceutical composition containing same (U.S. Patent No. 11661420). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11661420

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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