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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.:

US 4666902 B1

PDFFull Text
Date of Patent:
May. 19, 1987

Filed:

Jun. 08, 1984

Tetrahydropyridazinone derivatives, processes for their preparation and

Applicant:
Inventors:

Gerhard Zoller, Maintal, DE;

Rudi Beyerle, Frankfurt, DE;

Melitta Just, Schoneck, DE;

Piero Martorana, Bad Homburg, DE;

Helmut Bohn, Schoneck, DE;

Rolf-Eberhard Nitz, Frankfurt, DE;

Assignee:

Cassella Aktiengesellschaft, , DE;

Attorney:

Tully; Thomas L.

Primary Examiner:

Mark L Berch

Int. Cl.
CPC ...
C07D / ; C07D / ; C07D / ; A61K / ;
U.S. Cl.
CPC ...
514212 ; 514218 ; 514222 ; 514226 ; 514230 ; 514228 ; 514229 ; 514231 ; 514232 ; 514234 ; 514235 ; 514247 ; 514252 ; 514253 ; 540460 ; 540492 ; 540524 ; 540525 ; 544-3 ; 544 54 ; 544 56 ; 544 582 ; 544 586 ; 544 61 ; 544 63 ; 544 66 ; 544 67 ; 544 68 ; 544 72 ; 544 82 ; 544 96 ; 544 98 ; 544114 ; 544182 ; 544215 ; 544220 ; 544222 ; 544223 ; 544238 ; 544239 ;
Abstract

Tetrahydropyridazinones of the formula I ##STR1## wherein R denotes an optionally substituted carbocyclic or heterocyclic radical, R.sup.1 denotes hydrogen; alkyl; aralkyl, which is optionally substituted in the aryl part; or acyl, and R.sup.2 denotes hydrogen; alkyl, which can optionally be substituted; or optionally substituted phenyl; and their acid addition compounds, if these can be prepared. The tetrahydropyridazinone derivatives of the formula I according to the invention and their physiologically acceptable salts exhibit useful pharmacological actions.

Find Patent Forward Citations

Zoller, Gerhard. (1987). Tetrahydropyridazinone derivatives, processes for their preparation and (U.S. Patent No. 4666902). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4666902

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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