Inventor
KALAUS GYOERGY
HU20 patents
⚠️ This page may combine multiple inventors who share the name “KALAUS GYOERGY”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICHTER GEDEON VEGYESZET
19 patentsUS4283401AAug 11, 1981
Process for the preparation of 11-bromo-vincaminic acid ester derivatives and their use in protecting animals against cerebral hypoxy
RICHTER GEDEON VEGYESZET9 citations73
US4464535AAug 7, 1984
Process for the preparation of eburnamonine derivatives
RICHTER GEDEON VEGYESZET10 citations72
US4551462ANov 5, 1985
Eburnane derivatives, process for their preparation and pharmaceutical compositions containing them
RICHTER GEDEON VEGYESZET2 citations62
US4428877AJan 31, 1984
Cis-10-bromo-E-homoeburnanes
RICHTER GEDEON VEGYESZET4 citations62
US4356305AOct 26, 1982
Process for the preparation of halovincamone derivatives
RICHTER GEDEON VEGYESZET3 citations62
US4314939AFeb 9, 1982
Process for the preparation of 15-hydroxyimino-E-homoeburnane and intermediates therefor
RICHTER GEDEON VEGYESZET2 citations62
US4285950AAug 25, 1981
10-halo-E-homoeburnane derivatives, a process for the preparation thereof, a process for the use thereof as vasodilators, and vasodilating compositions thereof
RICHTER GEDEON VEGYESZET2 citations62
US4806545AFeb 21, 1989
(-)-1β-ethyl-1α-hydroxymethyl-1,2,3,4,6,7,12, 12Bα-octahydroindolo(2,3-A)quinolizine, process for its preparation and pharmaceutical compositions containing same
RICHTER GEDEON VEGYESZET5 citations61
US4464534AAug 7, 1984
Process for the preparation of vincaminic acid esters
RICHTER GEDEON VEGYESZET2 citations61
US4345082AAug 17, 1982
Process for the preparation of hydroxyamino-eburnane derivatives and octahydroindoloquinolizine intermediates
RICHTER GEDEON VEGYESZET2 citations59
US4456607AJun 26, 1984
9-Bromo-hexahydro- and octahydro-indolo[2,3 a]quinolizines and use for increasing blood circulation
RICHTER GEDEON VEGYESZET1 citations52
US4329350AMay 11, 1982
1,1-Disubstituted octahydro-indolo[2,3-a]quinolizines, process for the preparation thereof and compositions containing same
RICHTER GEDEON VEGYESZET0 citations52
US4278682AJul 14, 1981
Vasodilating method of treatment using a indolo-quinolizine-monoester, diester or nitrile
RICHTER GEDEON VEGYESZET1 citations52
US4481204ANov 6, 1984
E-Homo-eburnane derivatives, process for their preparation, and pharmaceutical compositions containing these compounds
RICHTER GEDEON VEGYESZET0 citations51
US4343738AAug 10, 1982
Halogenated 15-hydroxy-E-homoeburane derivatives
RICHTER GEDEON VEGYESZET0 citations51
US4285865AAug 25, 1981
Process for the preparation of halogenated 15-hydroxy-E-homoeburnane compounds
RICHTER GEDEON VEGYESZET1 citations51
US4735946AApr 5, 1988
Eburnane derivatives, process for their preparation and pharmaceutical compositions containing them
RICHTER GEDEON VEGYESZET0 citations50
US4429129AJan 31, 1984
1α-Ethyl-1β-(2'-alkoxy carbonyl-2'-hydroxyiminoethyl)-10-methoxy 1,2,3,4,6,7,12,12β-octahydroindolo(2,3A)quinolizines
RICHTER GEDEON VEGYESZET1 citations49
US4446139AMay 1, 1984
Hexahydroindoloquinolizinium and octahydroindoloquinolizine esters, and method of increasing blood flow in an animal with hydroxyamino-eburnane derivatives
RICHTER GEDEON VEGYESZET0 citations48