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:
Jun. 14, 2016
Filed:
May. 23, 2011
Applicants:
Makoto Okada, Kawasaki, JP;
Koichi Hasumi, Kawasaki, JP;
Takahiro Nishimoto, Hamura, JP;
Miwa Yoshida, Hamura, JP;
Kouki Ishitani, Hamura, JP;
Tomoji Aotsuka, Hamura, JP;
Hashime Kanazawa, Hamura, JP;
Inventors:
Makoto Okada, Kawasaki, JP;
Koichi Hasumi, Kawasaki, JP;
Takahiro Nishimoto, Hamura, JP;
Miwa Yoshida, Hamura, JP;
Kouki Ishitani, Hamura, JP;
Tomoji Aotsuka, Hamura, JP;
Hashime Kanazawa, Hamura, JP;
Assignee:
Aska Pharmaceutical Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 401/06 (2006.01); C07D 211/46 (2006.01); C07D 405/06 (2006.01); C07D 213/79 (2006.01); C07D 333/40 (2006.01); C07D 407/08 (2006.01); C07D 409/06 (2006.01); C07D 413/06 (2006.01); C07D 417/06 (2006.01);
U.S. Cl.
CPC ...
C07D 405/06 (2013.01); C07D 211/46 (2013.01); C07D 213/79 (2013.01); C07D 333/40 (2013.01); C07D 401/06 (2013.01); C07D 407/08 (2013.01); C07D 409/06 (2013.01); C07D 413/06 (2013.01); C07D 417/06 (2013.01);
Abstract
A heterocyclic compound useful as an antiallergic agent is provided. A compound represented by the following formula (1) or a salt thereof: