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. 02, 2018
Filed:
Dec. 27, 2013
Applicant:
Japan Tobacco Inc., Tokyo, JP;
Inventors:
Susumu Miyazaki, Osaka, JP;
Hirotaka Isoshima, Osaka, JP;
Kengo Oshita, Osaka, JP;
Seiji Kawashita, Osaka, JP;
Noboru Nagahashi, Osaka, JP;
Masakazu Terashita, Osaka, JP;
Assignee:
JAPAN TOBACCO INC., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C07D 471/04 (2006.01); C07D 487/10 (2006.01); C07D 471/10 (2006.01); A61K 31/499 (2006.01); A61K 45/06 (2006.01);
U.S. Cl.
CPC ...
C07D 471/04 (2013.01); A61K 31/499 (2013.01); A61K 45/06 (2013.01); C07D 471/10 (2013.01); C07D 487/10 (2013.01);
Abstract
Provided is a substituted spiropyrido[1,2-a]pyrazine derivative or a pharmaceutically acceptable salt thereof, which is useful as an anti-HIV agent. The present invention relates to a compound represented by the following formula [I] or [II] or a pharmaceutically acceptable salt thereof: wherein each symbol is as defined in the specification.