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:
Sep. 02, 1980
Filed:
Jan. 31, 1979
Applicant:
Inventors:
Tadao Kojima, Saitama, JP;
Toichi Takenaka, Tokyo, JP;
Assignee:
Yamanouchi Pharmaceutical Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; A61K / ;
U.S. Cl.
CPC ...
424266 ; 546281 ;
Abstract
1,4-Dihydropyridine-3,5-dicarboxylic acid ester derivatives shown by the formula ##STR1## wherein R represents a lower alkyl group and R' represents a hydrogen atom, a lower alkyl group or an aralkyl group, and the therapeutically non-toxic salts thereof. These compounds possess a vasodilative activity and an antihypertensive activity.
Kojima, Tadao. (1980). 1,4-dihydropyridine-3,5-dicarboxylic acid ester derivatives (U.S. Patent No. 4220649). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4220649
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile