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:
Mar. 30, 1993
Filed:
Feb. 25, 1991
Applicant:
Inventors:
Karl-Heinz Budt, Kelkheim/Taunus, DE;
Walter Durokheimer, Hattersheim am Main, DE;
Gerd Fischer, Frankfurt am Main, DE;
Rolf Horlein, Kelkheim/Taunus, DE;
Reiner Kirrstetter, Kelkheim/Taunus, DE;
Rudolf Lattrell, Konigstein/Taunus, DE;
Assignee:
Hoechst Aktiengesellschaft, Frankfurt am Main, DE;
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
540310 ; 540311 ; 540312 ;
Abstract
Compound I ##STR1## is obtained by reaction of compound II with compound III