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:
Sep. 11, 2001
Filed:
Feb. 16, 1999
Applicant:
Inventors:
Nobuhisa Watanabe, Ibaraki, JP;
Yasuhiro Kabasawa, London, GB;
Shinya Abe, Ibaraki, JP;
Mayu Shibazaki, Fukui, JP;
Hiroki Ishihara, Ibaraki, JP;
Kohtarou Kodama, Ibaraki, JP;
Hideyuki Adachi, Ibaraki, JP;
Assignee:
Eisai Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 3/150 ; A61K 3/1495 ; A61K 3/1535 ;
U.S. Cl.
CPC ...
A61K 3/150 ; A61K 3/1495 ; A61K 3/1535 ;
Abstract
The present invnetion provides a remedy for erectile dysfunction. The active ingredient thereof is a fused pyridazine compound represented by the following formula (I) or a pharmacologically acceptable salt thereof: