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:
Jun. 24, 1986
Filed:
Oct. 18, 1983
Applicant:
Inventors:
Istvan Szelenyi, Schwaig, DE;
Stefan Postius, Nuremberg, DE;
Helmut Schickaneder, Eckental, DE;
Herbert Hansen, Schwabach, DE;
Assignee:
Ludwig Heumann & Co., GmbH, Nuremberg, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ; C07D / ; C07D / ;
U.S. Cl.
CPC ...
514326 ; 514422 ; 514438 ; 514342 ; 514365 ; 514637 ; 564 86 ; 564102 ; 546212 ; 546209 ; 548197 ; 548527 ; 549 75 ;
Abstract
The invention relates to special heterocyclic compounds corresponding to general tautomeric formula I which are distinguished by improved antagonistic activity on histamine-H.sub.2 -receptors. The invention also relates to a process for producing these compounds and to medicaments containing them.