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:
Feb. 07, 1989
Filed:
Oct. 09, 1987
Applicant:
Inventors:
Motosuke Yamanaka, Chiba, JP;
Kazutoshi Miyake, Ibaraki, JP;
Shinji Suda, Ibaraki, JP;
Hideto Ohhara, Ibaraki, JP;
Toshiaki Ogawa, Ibaraki, JP;
Assignee:
Eisai Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
546121 ;
Abstract
Novel 1-(imidazo[1,2-a]pyridin-6-yl)-2-alkanone derivatives and (imidazo [1,2-a]pyridin-6-yl) acetaldehyde derivatives are provided. The novel derivatives are intermediates for the production of 5-(6-imidazo[1,2-a]pyridyl)pyridine derivatives which are useful as cardiotonics.
Yamanaka, Motosuke. (1989). 1-(imidazo[1,2-a]pyridin-6-yl)-2-alkanone derivatives and (U.S. Patent No. 4803276). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4803276
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile