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:
Jan. 21, 1992
Filed:
Aug. 22, 1990
Applicant:
Inventors:
Hitoshi Oinuma, Tsukuba, JP;
Motosuke Yamanaka, Abiko, JP;
Kazutoshi Miyake, Ushiku, JP;
Tomonori Hoshiko, Kitasouma, JP;
Norio Minami, Tsukuba, JP;
Tadao Shoji, Inashiki, JP;
Yoshiharu Daiku, Tsukuba, JP;
Kohei Sawada, Tsukuba, JP;
Kenichi Nomoto, Tsuchiura, JP;
Assignee:
Eisai Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01D / ; A61K / ;
U.S. Cl.
CPC ...
514317 ; 546225 ;
Abstract
A piperidine compound has the generic formula and is useful to treat arrhythmia. ##STR1## in which R1 is a lower alkyl and W is: ##STR2## X is --S--, --SO-- or --SO2--, R2 is hydrogen or --(CH2)n--Y, n is an integer of 1 to 5, Y is an aryl, pyridyl or a substituted pyridyl, X' is --CO-- or --CH(OH)--,