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. 12, 1999
Filed:
Mar. 17, 1997
Applicant:
Inventors:
Chikao Nishino, Yokohama-shi, Kanagawa 236, JP;
Fumitaka Sato, Yokohama-shi, kanagawa 223, JP;
Tomohiro Uetake, Tokyo 101, JP;
Hirotada Fukunishi, Yokohama-shi, Kanagawa 223, JP;
Nao Kojima, Tokyo 104-10, JP;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; C07D / ; C07D / ;
U.S. Cl.
CPC ...
514352 ; 514357 ; 546291 ; 546309 ;
Abstract
A pyridine derivative or a salt thereof expressed by the following formula 1: ##STR1## wherein W represents a group expressed by the following formula 2 or formula 3; ##STR2## wherein R.sub.1 represents an alkenyloxy group;