Inventor
DANCSI LAJOS
HU18 patents
Patents
18 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
US4315011AFeb 9, 1982
1-Alkyl-9-bromohexahydroindolo quinolizium salts and use thereof to increase blood flow
RICHTER GEDEON VEGYESZET8 citations71
US4199505AApr 22, 1980
Process for the preparation of alkaloids of the leurosine type
RICHTER GEDEON VEGYESZET8 citations71
US4490378ADec 25, 1984
N-Desmethyl-N-(allyloxymethyl)-vinblastine and antileukemic and antilymphomic compositions and method of treatment
RICHTER GEDEON VEGYESZET7 citations70
US4172077AOct 23, 1979
Process for the isolation of alkaloid components from the plant Vinca Rosea L.
RICHTER GEDEON VEGYESZET13 citations69
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
US4410459AOct 18, 1983
Process for preparation of cytostatic compounds
RICHTER GEDEON VEGYESZET3 citations59
US4400514AAug 23, 1983
Process for the preparation of apovincaminic acid ester derivatives
RICHTER GEDEON VEGYESZET4 citations59
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
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
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
US4209443AJun 24, 1980
Process for separating pharmaceutically active diindole alkaloids
RICHTER GEDEON VEGYESZET1 citations44