Alkinyl-substituierte Flüssigkristallkomponenten
European patent · EP0427957 · Deleted
Register entry
- Publication number
- EP0427957
- Application number
- EP90119363
- Kind
- European patent with effect for Switzerland and Liechtenstein
- Status
- Deleted
- Specification
- Granted
- Filed
- Oct 9, 1990
- Published
- May 22, 1991
- Granted
- Jan 11, 1995
- Deleted
- Oct 31, 1996
- Reason
- Annual fee unpaid
- IPC classes
- C07D 319/06 (2006.01)C09K 19/12 (2006.01)C09K 19/34 (2006.01)C09K 19/30 (2006.01)
- Priority
- CH A 3781/89 18.10.1989CH A 2146/90 26.06.1990
- Filing language
- German
- Source
- Swissreg
History
What the Federal Institute of Intellectual Property published about this title, newest first.
- Jun 13, 1997
Deleted, fee unpaid
Published in PIDTJ No 11 in 1997
- Feb 28, 1995
Granted
Published in PIDTJ No 4 in 1995
Parties
Inventor
Buchecker, Richard, Dr.
CH-8008 Zürich
Schadt, Martin, Dr.
CH-4411 Seltisberg
Seils, Frank, Dr.
W-7861 Wieslet, DE
The register names each party by name and address. A holder or agent is linked to an organization where exactly one entity of the commercial register bears its name; the street of a party not so recognised is not shown here.