Optisch aktive Flüssigkristallkomponenten
European patent · EP0304738 · Deleted
Register entry
- Publication number
- EP0304738
- Application number
- EP88113111
- Kind
- European patent with effect for Switzerland and Liechtenstein
- Status
- Deleted
- Specification
- Granted
- Filed
- Aug 12, 1988
- Published
- Mar 1, 1989
- Granted
- Mar 30, 1994
- Deleted
- Aug 31, 2003
- Reason
- Annual fee unpaid
- IPC classes
- C07C 69/92 (2006.01)C07C 69/75 (2006.01)C07C 43/205 (2006.01)C09K 19/20 (2006.01)
- Priority
- CH A 3245/87 25.08.1987CH A 2593/88 07.07.1988
- Filing language
- German
- Source
- Swissreg
History
What the Federal Institute of Intellectual Property published about this title, newest first.
- Apr 15, 2004
Deleted, fee unpaid
Published in +pat+ No 7 in 2004
- 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
- May 13, 1994
Granted
Published in PIDTJ No 9 in 1994
Parties
Inventor
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.