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:
Nov. 26, 1991
Filed:
Jun. 12, 1990
Applicant:
Inventors:
Alica Huxley, Binningen, CH;
Walter Kunz, Oberwil, CH;
Peter Ackermann, Pfeffingen, CH;
Marius Sutter, Basel, CH;
Assignee:
Ciba-Geigy Corporation, Ardsley, NY (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C17D / ; C17D / ;
U.S. Cl.
CPC ...
549 58 ; 549469 ; 549 49 ;
Abstract
Novel benzothiophene and benzofuran derivatives of the general formula I ##STR1## wherein X is oxygen or sulfur, R.sub.1 is hydrogen, halogen, C.sub.1 -C.sub.4 alkyl or C.sub.1 -C.sub.4 haloalkyl, R.sub.2 is hydrogen, halogen, C.sub.1 -C.sub.4 alkyl or C.sub.1 -C.sub.4 haloalkyl, R.sub.3 is hydrogen, C.sub.1 -C.sub.4 alkyl or halogen and R is a 4-cyano-3-pyrrole radical of which the N atom carries one of the following substituents: