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. 18, 1992
Filed:
Oct. 06, 1989
Applicant:
Inventors:
Choong S Kim, Seoul, KR;
Jung J Suh, Seoul, KR;
Bong Y Lee, Suwon, KR;
Chang S Kim, Suwon, KR;
Jong W Lee, Kwacheon, KR;
Byung C Kim, Incheon, KR;
Byung H Han, Seoul, KR;
Assignee:
Yuhan Corporation, Kyonggi-do, KR;
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
546321 ;
Abstract
The present invention relates to 1,4-dihydropyridine of the formula(I) ##STR1## wherein R.sup.1 represents a phenyl group which may be substituted by one or two substituents selected from halogeno, nitro, trifluoromethyl and difluoromethoxy group, or 2,1,3-benzoxadiazole-4-yl group, R.sup.2 represents a lower alkyl or phenyl group, R.sup.3 represents a lower alkyl group and Y represents an oxygen or sulfur atom. The compounds of the formula(I) can be employed for treatment or prevention of cardiovascular diseases.