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. 01, 1992
Filed:
Jul. 23, 1990
Applicant:
Inventors:
Rolf Gericke, Seeheim, DE;
Manfred Baumgarth, Darmstadt, DE;
Ingeborg Lues, Darmstadt, DE;
Rolf Bergmann, Reichelsheim, DE;
Jacques De Peyer, Bern, DE;
Assignee:
Merck Patent Gesellschaft mit beschrankter Haftung, Darmstadt, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
514337 ; 514253 ; 514256 ; 514269 ; 514272 ; 514275 ; 514422 ; 514456 ; 544230 ; 544238 ; 544298 ; 544318 ; 544319 ; 544405 ; 546269 ; 548517 ; 549401 ; 549404 ;
Abstract
Novel chroman derivatives of the formula I ##STR1## in which R.sup.1 to R.sup.6 and Z have the meanings given in Patent Claim 1, and their salts show effects on the cardiovascular system and can be used for the treatment or prophylaxis of cardiac insufficiency, angina pectoris, high blood pressure, incontinence and alopecia.