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:
Oct. 23, 2001
Filed:
Nov. 07, 2000
Applicant:
Inventors:
Sung Joon Yoon, Seoul, KR;
Sang Wook Lee, Kyungki-do, KR;
Hyeong Su Sim, Seoul, KR;
Yong Kyun Park, Kyungki-do, KR;
Wang Yong Yang, Kyungki-do, KR;
Jong Woo Kim, Kyungki-do, KR;
Jae Jin Han, Kyungki-do, KR;
Je In Yoon, Kyungki-do, KR;
Sang Jin Park, Seoul, KR;
Hee Jeoung Park, Kyungki-do, KR;
Dong Hyuk Sin, Kyungki-do, KR;
Hwan Bong Chang, Ichon, KR;
Assignee:
Dong Wha Pharm. Inc. Co., Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ; C07D / ; C07D / ; A61K 3/1497 ;
U.S. Cl.
CPC ...
C07D / ; C07D / ; C07D / ; C07D / ; A61K 3/1497 ;
Abstract
Anti-viral agents of formula (1) have been identified. Their preparation method is described. These 2,5-pyridinedicarboxylic acid derivatives or their pharmaceutically acceptable salts are useful in countering the proliferation of viruses such as hepatitis B virus and human immunodeficiency virus.