Inventor

KEVE TIBOR

HU31 patents

Patents

31 patents

US4283401AAug 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

US4697017ASep 29, 1987

Process for the preparation of 2-bromo-α-ergocryptine

RICHTER GEDEON VEGYESZET6 citations72

US4681887AJul 21, 1987

Pharmaceutical compositions with a neuroleptic action and process for preparing same

RICHTER GEDEON VEGYESZET10 citations72

US4424223AJan 3, 1984

Polycyclic compounds containing a double bond in the D-ring pharmaceutical compositions containing them, and methods of treating psoriasis with them

RICHTER GEDEON VEGYESZET6 citations71

US4315011AFeb 9, 1982

1-Alkyl-9-bromohexahydroindolo quinolizium salts and use thereof to increase blood flow

RICHTER GEDEON VEGYESZET8 citations71

US5204355AApr 20, 1993

15-nitro-2β, 3β-dihydro- and 15-nitro-2β,3β,6,7-tetrahydrotabersonine derivatives, pharmaceutical compositions containing them and process for preparing same

RICHTER GEDEON VEGYESZET12 citations70

US4816587AMar 28, 1989

Process for the preparation of 2-halogenated ergoline derivatives

RICHTER GEDEON VEGYESZET19 citations70

US4746665AMay 24, 1988

Nitro derivatives of vinblastine-type bisindoles, and pharmaceutical compositions containing them

RICHTER GEDEON VEGYESZET7 citations70

US4490378ADec 25, 1984

N-Desmethyl-N-(allyloxymethyl)-vinblastine and antileukemic and antilymphomic compositions and method of treatment

RICHTER GEDEON VEGYESZET7 citations70

US4659816AApr 21, 1987

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

US4587251AMay 6, 1986

Indolo[2,3-a]quinolizine and indolo[2,3-g]cyclopent[a]indolizine derivatives, compositions and methods employing them for treating ulcers

RICHTER GEDEON VEGYESZET3 citations60

US4563464AJan 7, 1986

2-Azabicyclo(2.2.2)octane derivatives and their use as immunosuppressive agents

RICHTER GEDEON VEGYESZET3 citations60

US4419359ADec 6, 1983

Nitro-substituted polycyclic derivatives useful in the treatment of psoriasis

RICHTER GEDEON VEGYESZET3 citations59

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

US4753948AJun 28, 1988

Furfuryl derivatives of vinblastine-type bis-indoles, and pharmaceutical compositions containing them

RICHTER GEDEON VEGYESZET2 citations58

US4680397AJul 14, 1987

Apovincaminol derivative

RICHTER GEDEON VEGYESZET2 citations58

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

US4859682AAug 22, 1989

2-Halogenated-8- and 1,8-substituted ergolenes

RICHTER GEDEON VEGYESZET1 citations49

US4753949AJun 28, 1988

2-chloronicergoline having antihypoxic activity

RICHTER GEDEON VEGYESZET0 citations49

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

US4758666AJul 19, 1988

Process for the preparation of an apovincaminol derivative

RICHTER GEDEON VEGYESZET0 citations48

US4757077AJul 12, 1988

Bis-indole derivatives and pharmaceutical compositions containing them

RICHTER GEDEON VEGYESZET0 citations48

US4446139AMay 1, 1984

Hexahydroindoloquinolizinium and octahydroindoloquinolizine esters, and method of increasing blood flow in an animal with hydroxyamino-eburnane derivatives

RICHTER GEDEON VEGYESZET0 citations48

KEVE TIBOR

Patents

Process for the preparation of 11-bromo-vincaminic acid ester derivatives and their use in protecting animals against cerebral hypoxy

Process for the preparation of 2-bromo-α-ergocryptine

Pharmaceutical compositions with a neuroleptic action and process for preparing same

Polycyclic compounds containing a double bond in the D-ring pharmaceutical compositions containing them, and methods of treating psoriasis with them

1-Alkyl-9-bromohexahydroindolo quinolizium salts and use thereof to increase blood flow

15-nitro-2β, 3β-dihydro- and 15-nitro-2β,3β,6,7-tetrahydrotabersonine derivatives, pharmaceutical compositions containing them and process for preparing same

Process for the preparation of 2-halogenated ergoline derivatives

Nitro derivatives of vinblastine-type bisindoles, and pharmaceutical compositions containing them

N-Desmethyl-N-(allyloxymethyl)-vinblastine and antileukemic and antilymphomic compositions and method of treatment

Process for the preparation of dimeric alkaloids

Cis-10-bromo-E-homoeburnanes

Process for the preparation of halovincamone derivatives

Process for the preparation of 15-hydroxyimino-E-homoeburnane and intermediates therefor

10-halo-E-homoeburnane derivatives, a process for the preparation thereof, a process for the use thereof as vasodilators, and vasodilating compositions thereof

Indolo[2,3-a]quinolizine and indolo[2,3-g]cyclopent[a]indolizine derivatives, compositions and methods employing them for treating ulcers

2-Azabicyclo(2.2.2)octane derivatives and their use as immunosuppressive agents

Nitro-substituted polycyclic derivatives useful in the treatment of psoriasis

Process for preparation of cytostatic compounds

Process for the preparation of apovincaminic acid ester derivatives

Process for the preparation of hydroxyamino-eburnane derivatives and octahydroindoloquinolizine intermediates

Furfuryl derivatives of vinblastine-type bis-indoles, and pharmaceutical compositions containing them

Apovincaminol derivative

9-Bromo-hexahydro- and octahydro-indolo[2,3 a]quinolizines and use for increasing blood circulation

Halogenated 15-hydroxy-E-homoeburane derivatives

Process for the preparation of halogenated 15-hydroxy-E-homoeburnane compounds

2-Halogenated-8- and 1,8-substituted ergolenes

2-chloronicergoline having antihypoxic activity

1α-Ethyl-1β-(2&#39;-alkoxy carbonyl-2&#39;-hydroxyiminoethyl)-10-methoxy 1,2,3,4,6,7,12,12β-octahydroindolo(2,3A)quinolizines

Process for the preparation of an apovincaminol derivative

Bis-indole derivatives and pharmaceutical compositions containing them

Hexahydroindoloquinolizinium and octahydroindoloquinolizine esters, and method of increasing blood flow in an animal with hydroxyamino-eburnane derivatives

1α-Ethyl-1β-(2'-alkoxy carbonyl-2'-hydroxyiminoethyl)-10-methoxy 1,2,3,4,6,7,12,12β-octahydroindolo(2,3A)quinolizines