Inventor

Gyorgy Kalaus

Inventor

Budapest, HU

Overview

1977–1992

Patent span

Chemistry

Primary field (CPC C)

Patents· 34 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C07Dprimary

C07DHeterocyclic compounds65%

A61PSpecific therapeutic activity of chemical compounds or medicinal preparations33%

A61KPreparations for medical, dental or toiletry purposes2%

PatentTitleYear

5,122,607'Racemic and optically active octahydro-indolo(2,3-a) tetrahydropyranyl (2,3-c) quinolizine diester derivatives and process for preparing the same'1992 4,806,545'(-)-1.beta.-ethyl-1.alpha.-hydroxymethyl-1,2,3,4,6,7,12, 12B.alpha.-octahydroindolo(2,3-A)quinolizine, process for its preparation and pharmaceutical compositions containing same'1989 4,735,946'Eburnane derivatives, process for their preparation and pharmaceutical compositions containing them'1988 4,551,462'Eburnane derivatives, process for their preparation and pharmaceutical compositions containing them'1985 4,549,020'Eburnane oxime ethers'1985 4,481,204'E-Homo-eburnane derivatives, process for their preparation, and pharmaceutical compositions containing these compounds'1984 4,474,960'Apovincaminic acid esters'1984 4,464,535'Process for the preparation of eburnamonine derivatives'1984 4,464,534'Process for the preparation of vincaminic acid esters'1984 4,456,607'9-Bromo-hexahydro- and octahydro-indolo[2,3 a]quinolizines and use for increasing blood circulation'1984 4,446,139'Hexahydroindoloquinolizinium and octahydroindoloquinolizine esters, and method of increasing blood flow in an animal with hydroxyamino-eburnane derivatives'1984 4,432,982'Polycyclic compounds substituted on the A-ring, pharmaceutical compositions containing them, and methods of treating psoriasis with them'1984 4,428,877'Cis-10-bromo-E-homoeburnanes'1984 4,429,129'1.alpha.-Ethyl-1.beta.-(2\'-alkoxy carbonyl-2\'-hydroxyiminoethyl)-10-methoxy 1,2,3,4,6,7,12,12.beta.-octahydroindolo(2,3A)quinolizines'1984 4,424,224'Apovincaminol derivative and compositions and methods utilizing it for treating psoriasis'1984 4,400,514'Process for the preparation of apovincaminic acid ester derivatives'1983 4,399,069'Process for an enantioselective synthesis of optically active 14-oxo-E-homo-eburnane derivatives'1983 4,356,305'Process for the preparation of halovincamone derivatives'1982 4,345,082'Process for the preparation of hydroxyamino-eburnane derivatives and octahydroindoloquinolizine intermediates'1982 4,343,738'Halogenated 15-hydroxy-E-homoeburane derivatives'1982 4,329,350'1,1-Disubstituted octahydro-indolo[2,3-a]quinolizines, process for the preparation thereof and compositions containing same'1982 4,314,939'Process for the preparation of 15-hydroxyimino-E-homoeburnane and intermediates therefor'1982 4,285,865'Process for the preparation of halogenated 15-hydroxy-E-homoeburnane compounds'1981 4,285,950'10-halo-E-homoeburnane derivatives, a process for the preparation thereof, a process for the use thereof as vasodilators, and vasodilating compositions thereof'1981 4,283,401'Process for the preparation of 11-bromo-vincaminic acid ester derivatives and their use in protecting animals against cerebral hypoxy'1981 4,278,682'Vasodilating method of treatment using a indolo-quinolizine-monoester, diester or nitrile'1981 4,173,642'Vasodilating 1,1-di-(2-methoxycarbonyl-ethyl)-1,2,3,4,5,6,12,12b-octahydro-indolo[2,3 -a]quinolizine'1979 4,089,856'1-Ethyl-1-(alkoxycarbonylethyl)-octahydro-indolo[2,3-a]quinolizines'1978 4,057,550'Nitrogen-containing polycyclic compounds'1977 4,057,551'Indolo[2,3-a]quinolizines'1977 4,054,571'Nitrogen-containing polycyclic compounds and a process for the preparation thereof'1977 4,052,404'Indolo (2,3-.alpha.)quinolizines'1977 4,044,012'Indolo-quinolizidine derivatives'1977 4,036,841'Indolo[2,3.alpha.]quinolizine derivatives'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977–1989Patents assigned to RICHTER GEDEON VEGYESZET (33)· patent assignee history

1977–1992Based in Budapest, HU· patent location history

1992Patents assigned to RICHTER GEDEON VEGYESCZETI GYA (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
RICHTER GEDEON VEGYESZET	33	1977–1989
RICHTER GEDEON VEGYESCZETI GYA	1	1992

Locations

Location	Patents	Span
Budapest, HU	34	1977–1992