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:
Aug. 20, 1991
Filed:
Jul. 17, 1989
Applicant:
Inventors:
Takakazu Morita, Toyonaka, JP;
Tadashi Iso, Kawachinagano, JP;
Shiro Mita, Ashiya, JP;
Youichi Kawashima, Kyoto, JP;
Assignee:
Santen Pharmaceutical Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ; C07D / ;
U.S. Cl.
CPC ...
514211 ; 540454 ; 540488 ;
Abstract
Cyclic sulfur-containing compounds of the formula ##STR1## wherein R.sup.1 and R.sup.2 are the same or different and each is hydrogen or lower alkyl,