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:
Jul. 18, 1989
Filed:
Jul. 17, 1987
Masao Enomoto, Ibaraki, JP;
Masami Muraoka, Funabashi, JP;
Keiichi Ono, Sakai, JP;
Atsuyuki Kojima, Takarazuka, JP;
Toshio Atsumi, Kawanishi, JP;
Yoshihiro Komuro, Nishinomiya, JP;
Yuzuru Sanemitsu, Ashiya, JP;
Masato Mizutani, Toyonaka, JP;
Sumitomo Pharmaceuticals Company, Limited, Osaka, JP;
Sumitomo Chemical Company, Limited, Osaka, JP;
Abstract
A novel 2-pyridylthiazolidin-4-one derivative represented by the general formula ##STR1## wherein Ar denotes an aryl group unsubstituted or substituted with a halogen atom or with a lower alkoxy group; X denotes a straight-chain or branched-chain lower alkylene group or a single bond; R denotes a hydrogen atom, lower alkyl, lower alkenyl, lower alkynyl, cycloalkyl, acyloxy, di(lower alkyl) amino, hydroxyl or aryl group, or denotes an aryl group substituted with a lower alkoxy group; and Py denotes a pyridyl group, and the acid addition salt thereof, which have an excellent platelet activating factor antagonsm.