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:
May. 22, 1990
Filed:
Mar. 01, 1989
Applicant:
Inventors:
Masahiro Kise, Kyoto, JP;
Yoshihiko Yoshimoto, Kusatsu, JP;
Hiroshi Fujisawa, Otsu, JP;
Yasuo Sasaki, Kameoka, JP;
Shoji Yasufuku, Kyoto, JP;
Assignee:
Nippon Shinyaku Co., Ltd., , JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ; A61K / ; C07D / ;
U.S. Cl.
CPC ...
514448 ; 5142275 ; 5142375 ; 514255 ; 514330 ; 514423 ; 514461 ; 544 57 ; 544 59 ; 544157 ; 544162 ; 544337 ; 544391 ; 546 22 ; 546225 ; 546226 ; 548413 ; 548561 ; 549-6 ; 549 72 ; 549218 ; 549488 ;
Abstract
Compounds of the formula (I): ##STR1## or a pharmaceutically acceptable salt thereof, wherein: R.sup.1 is cycloalkyl of 5 to 7 carbon atoms; aryl of 6 to 10 carbon atoms unsubstituted or substituted by straight or branched chain alkyl of 1 to 4 carbon atoms, halo or trifluoromethyl; or ##STR2## wherein A is oxygen, sulfur or NR.sup.5, wherein R.sup.5 is hydrogen, straight or branched chain alkyl of 1 to 4 carbon atoms or halo, and R.sup.6 is hydrogen, straight or branched chain alkyl of 1 to 4 carbon atoms or halo;