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. 05, 1987
Filed:
Aug. 10, 1984
Applicant:
Inventors:
Hermann Graf, Mutterstadt, DE;
Costin Rentzea, Heidelberg, DE;
Winfried Richarz, Stockstadt, DE;
Helmut Froehlich, Ludwigshafen, DE;
Eberhard Ammermann, Ludwigshafen, DE;
Ernst-Heinrich Pommer, Limburgerhof, DE;
Assignee:
BASF Aktiengesellschaft, , DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01N / ; C07D / ;
U.S. Cl.
CPC ...
514247 ; 544240 ;
Abstract
Pyridazinone derivatives of the formula I ##STR1## where R.sup.1 is hydrogen, unsubstituted or substituted alkyl, cycloalkyl, or unsubstituted or substituted phenyl or is carboxyl, hydroxymethyl or --CH.sub.2 O--COR.sup.3, where R.sup.3 is alkyl, or is --CH.sub.2 O[CH.sub.2 CH.sub.2 O].sub.p R.sup.4, where R.sup.4 is alkyl or phenyl and p is 1, 2 or 3,