Procédé de préparation de sulfates cycliques
European patent · EP0538303 · Deleted
Register entry
- Publication number
- EP0538303
- Application number
- EP91912409
- Kind
- European patent with effect for Switzerland and Liechtenstein
- Status
- Deleted
- Specification
- Granted
- Filed
- Jul 8, 1991
- Published
- Apr 28, 1993
- Granted
- Feb 2, 1994
- Deleted
- Jul 31, 1995
- Reason
- Annual fee unpaid
- IPC classes
- C07D 327/10 (2006.01)
- Priority
- FR A 9008686 09.07.1990
- PCT application
- PCT/FR1991/000549 08.07.1991
- PCT publication
- WO1992/000975 23.01.1992
- Filing language
- French
- Source
- Swissreg
History
What the Federal Institute of Intellectual Property published about this title, newest first.
- Mar 15, 1996
Deleted, fee unpaid
Published in PIDTJ No 5 in 1996
- Mar 15, 1994
Granted
Published in PIDTJ No 5 in 1994
Parties
Inventor
Deruelle, Roger
F-94510 La Queue-en-Brie, FR
Guinard, Michel
F-94320 Thiais, FR
Perrier, Gérard
F-91000 Evry, FR
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.