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:
Oct. 01, 1991
Filed:
Sep. 22, 1989
Applicant:
Inventors:
Matthias Grauert, Ingelheim am Rhein, DE;
Herbert Merz, Ingelheim am Rhein, DE;
Joachim Mierau, Mainz, DE;
Gunter Schingnitz, Bad Kreuznach, DE;
Claus Schneider, Eppelheim, DE;
Assignee:
Boehringer Ingelheim KG, Ingelheim am Rhein, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ; C07C / ; C07C / ;
U.S. Cl.
CPC ...
514630 ; 5142355 ; 5142368 ; 5142375 ; 514253 ; 514255 ; 514317 ; 514318 ; 514319 ; 514333 ; 514354 ; 514357 ; 514369 ; 514370 ; 514444 ; 514445 ; 514447 ; 514471 ; 514472 ; 514473 ; 514533 ; 514534 ; 514538 ; 514539 ; 514542 ; 514597 ; 514602 ; 514604 ; 514629 ; 544111 ; 544124 ; 544133 ; 544146 ; 544152 ; 544159 ; 544165 ; 544358 ; 544360 ; 544369 ; 544374 ; 544379 ; 544390 ; 546187 ; 546189 ; 546205 ; 546268 ; 546284 ; 546290 ; 546293 ; 546296 ; 546297 ; 546300 ; 548182 ; 548186 ; 548187 ; 548202 ; 548204 ; 548205 ; 549 62 ; 549 65 ; 549 66 ; 549 68 ; 549 74 ; 549 76 ; 549475 ; 549476 ; 549478 ; 549479 ; 549480 ; 549481 ; 549482 ; 549492 ; 549494 ; 549496 ; 560 13 ; 560 19 ; 560 28 ; 564 50 ; 564 90 ; 564 92 ; 564 99 ; 564222 ; 564428 ;
Abstract
Novel compounds having the general formula ##STR1## wherein R.sup.1, R.sup.2, R.sup.3 and R.sup.4 are as defined herein. These compounds are useful in the treatment of schizophrenia.