Flüssigkristalle mit Alkenyl- oder Alkenyloxygruppen
European patent · EP0168683 · Deleted
Register entry
- Publication number
- EP0168683
- Application number
- EP85107789
- Kind
- European patent with effect for Switzerland and Liechtenstein
- Status
- Deleted
- Specification
- Granted
- Filed
- Jun 24, 1985
- Published
- Jan 22, 1986
- Granted
- Nov 28, 1990
- Deleted
- Jun 23, 2005
- Reason
- Maximum term reached
- IPC classes
- C07C 69/75 (2006.01)C07C 43/215 (2006.01)C07D 319/04 (2006.01)C09K 19/30 (2006.01)
- Priority
- CH A 3457/84 16.07.1984CH A 1950/85 08.05.1985
- Filing language
- German
- Source
- Swissreg
History
What the Federal Institute of Intellectual Property published about this title, newest first.
- Jul 29, 2005
Maximum term reached
Published in +pat+ No 14 in 2005
- Jun 30, 2000
Address changed
- Owner
- Rolic AG, Innere Güterstrasse 2, 6301 Zug → Rolic AG, Chamerstrasse 50, 6301 Zug
Published in PIDTJ No 12 in 2000
- Oct 15, 1997
Transferred
- Owner
- F. Hoffmann-La Roche AG, Grenzacherstrasse 124, Postfach, 4002 Basel → Rolic AG, Innere Güterstrasse 2, 6301 Zug
Published in PIDTJ No 19 in 1997
- Oct 15, 1997
Agent entered
- Representative
- Patentanwaltsbüro Eder AG, Lindenhofstrasse 40, 4052 Basel
Published in PIDTJ No 19 in 1997
- Jan 15, 1991
Granted
Published in PIDTJ No 1 in 1991
Parties
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.