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:
Nov. 01, 1988
Filed:
Jul. 17, 1987
Applicant:
Inventors:
Tatsuo Kaiho, Kanagawa, JP;
Seitaro Kajiya, Kanagawa, JP;
Kengo Otsuka, Kanagawa, JP;
Masahiko Maruyama, Chiba, JP;
Makoto Hirayama, Chiba, JP;
Assignee:
Mitsui Toatsu Chemicals, Inc., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
546141 ;
Abstract
The isoquinoline derivatives represented by the following general formula (I) are useful as cardiotonics having high cardiotonic activity and low toxicity: ##STR1## where R.sub.1 represents a lower C.sub.1 -C.sub.4 alkyl group or cyclopropyl group,