Inventor
Laszlo Ledniczky
Inventor
Budapest, HU
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C07Cprimary
C07CAcyclic or carbocyclic compounds54%
C07DHeterocyclic compounds31%
A61KPreparations for medical, dental or toiletry purposes8%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations8%
PatentTitleYear
5,648,498'Process for the preparation of 4-methyl-5-(2-chloroethyl)-thiazole and analogues thereof'19975,534,644'Process for the preparation of 4-methyl-5-(2-chloroethyl)-thiazole and analogues thereof'19965,247,102'Process for the preparation of substituted isoflavone derivative'19935,235,109'Process for the preparation of ketone compounds'19934,709,081'Process for the preparation of diphenyl ether derivatives'19874,393,008'2-Cyano-2-(3-phenoxy-phenyl)-propionic acid amide and preparation thereof'19834,304,930'Process for the preparation of 2-(3-phenoxy-phenyl)-propionic acid'19814,304,938'Process for the preparation of 3-phenoxybenzenes'1981Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1981–1993Patents assigned to CHINOIN GYOGYSZER ES VEGYESZET (6)· patent assignee history
1981–1997Based in Budapest, HU· patent location history
1996–1997Patents assigned to ASTRA AB (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CHINOIN GYOGYSZER ES VEGYESZET | 6 | 1981–1993 |
| ASTRA AB | 2 | 1996–1997 |
Locations
| Location | Patents | Span |
|---|---|---|
| Budapest, HU | 8 | 1981–1997 |