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. 28, 1993
Filed:
May. 21, 1991
Fumio Suzuki, Mishima, JP;
Hiroaki Hayashi, Shizuoka, JP;
Yoshikazu Miwa, Shizuoka, JP;
Akio Ishii, Shizuoka, JP;
Shunji Ichikawa, Shizuoka, JP;
Ichiro Miki, Shizuoka, JP;
Kyowa Hakko Kogyo Co., Ltd., Tokyo, JP;
Abstract
There is disclosed a heterocyclic compound represented by general formula: ##STR1## wherein R.sup.1 represents hydrogen, lower alkyl or aryl; R.sup.2 represents hydrogen, hydroxyl or lower alkyl; A represents CH or N; X represents --O-- or --NH--; R.sup.3 represents hydrogen, hydroxyl or lower alkyl; R.sup.4 represents lower alkyl; represents 0 or 1, or a pharmaceutically acceptable salt thereof.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile