Inventor
Istvan Bitter
Inventor
Budapest, HU
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C07Dprimary
C07DHeterocyclic compounds38%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations15%
C07CAcyclic or carbocyclic compounds15%
G01NInvestigating or analysing materials by determining their chemical or physical properties15%
A01NPreservation of bodies of humans or animals or plants or parts thereof8%
A24DCigars8%
PatentTitleYear
4,753,250'Process for producing tobacco filter to adsorb materials harmful to health, especially aldehydes in the smoke of tobacco'19884,739,081'New crown ether derivatives, process for the preparation thereof and ion-selective membrane electroes comprising the same'19884,531,007'Crown ether compounds, process for the preparation of the crown ether complex forming agents and ion-selective membrane electrodes containing the same'19854,461,769'Nitrogen bridgehead compounds having anti-allergic effect'19844,355,178'Process for the preparation of substituted acyl ureas'19824,347,377'Process for the preparation of polyhalogenphenyl carbamates'19824,321,377'Substituted-4-oxo-1,6,7,8-tetrahydro-4H-pyrido[1,2-a]pyrimidines'19824,234,586'Nitrogen bridgehead compounds having anti-allergic effect'1980Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1980–1984Patents assigned to CHINOIN GYOGYSZER ES VEGYESZET (5)· patent assignee history
1980–1988Based in Budapest, HU· patent location history
1985–1988Patents assigned to MAGYAR TUDOMANYOS AKADEMIA (2)· patent assignee history
1988Patents assigned to PECSI DOHANYGYAR (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CHINOIN GYOGYSZER ES VEGYESZET | 5 | 1980–1984 |
| MAGYAR TUDOMANYOS AKADEMIA | 2 | 1985–1988 |
| PECSI DOHANYGYAR | 1 | 1988 |
Locations
| Location | Patents | Span |
|---|---|---|
| Budapest, HU | 8 | 1980–1988 |