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:
May. 19, 1987
Filed:
Oct. 15, 1985
Applicant:
Inventors:
Rolf Herter, Schwabach, DE;
Helmut Schickaneder, Eckental, DE;
Peter Morsdorf, Cadolzburg, DE;
Stefan Postius, Nurnberg, DE;
Istvan Szelenyi, Schwaig, DE;
Kurt H Ahrens, Nurnberg, DE;
Assignee:
Ludwig Heumann & Co. GmbH, Nuremberg, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ; C07D / ; C07D / ;
U.S. Cl.
CPC ...
514326 ; 514210 ; 514407 ; 546211 ; 548374 ; 548376 ; 548950 ;
Abstract
Special pyrazole derivatives corresponding to the general formula I which have a highly selective action on histamine-H.sub.2 receptors are described. Compared with other drugs known to be effective in their action on histamine-H.sub.2 receptors, these compounds have improved pharmacological properties. A method of preparation of these compounds is also described.