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. 13, 1989
Filed:
Dec. 12, 1986
Tatsuo Nishimura, Toyonaka, JP;
Yoshinobu Yoshimura, Ibaraki, JP;
Akio Miyake, Hirakata, JP;
Naoto Hashimoto, Suita, JP;
Abstract
A compound of the general formula: ##STR1## wherein R.sup.0 is hydrogen, a nitrogen-containing heterocyclic group, an acyl group or an amino-protective group; A is S, S.fwdarw.O, O or CH.sub.2 ; R.sup.4 is hydrogen, methoxy group or formamido group; R.sup.13 is hydrogen, methyl, hydroxyl or a halogen; and A is an optionally substituted condensed cyclic group formed by combining an imidazole or pyrazole ring with 5- or 6-membered nitrogen-containing aromatic heterocyclic ring to share a C-N bond with each other, or a salt or ester thereof. and a process for preparing the same and a pharmaceutical composition thereof are disclosed.