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. 17, 1989
Filed:
Apr. 22, 1987
Erzsebet Lapis, Budapest, HU;
Edit Toth, Budapest, HU;
Bela Kiss, Vecses, HU;
Jozsef Torley, Budapest, HU;
Eva Palosi, Budapest, HU;
Istvan Hajdu, Budapest, HU;
Laszlo Szporny, Budapest, HU;
Dora Groo, Budapest, HU;
Istvan Laszlovszky, Budapest, HU;
Richter Gedeon Vegyeszeti Gyar, Budapest, HU;
Abstract
The invention relates to novel 1,4-disubstituted piperazine derivatives of the general formula (I), pharmaceutically acceptable acid addition and quaternary ammonium salts thereof, pharmaceutical compositions containing them and a process for their preparation. In the general formula (I) ##STR1## R.sub.1, R.sub.2, R.sub.3 and R.sub.4 are the same or different and stand for hydrogen or halogen or a trihalomethyl, lower alkyl, lower alkoxy, nitro, hydroxyl, aralkyloxy or an 1-(2-propenyl-4-piperazinyl) group;