Préparation de zéolithe bêta
European patent · EP0187522 · Deleted
Register entry
- Publication number
- EP0187522
- Application number
- EP85309442
- Kind
- European patent with effect for Switzerland and Liechtenstein
- Status
- Deleted
- Specification
- Maintained in amended form
- Filed
- Dec 23, 1985
- Published
- Jul 16, 1986
- Granted
- Jan 8, 1992
- Deleted
- Jul 7, 1999
- Reason
- Annual fee unpaid
- IPC classes
- C01B 33/34 (1990.01)B01J 29/28 (1990.01)B01J 20/22 (2006.01)
- Priority
- GB A 8432793 31.12.1984
- Filing language
- English
- Source
- Swissreg
History
What the Federal Institute of Intellectual Property published about this title, newest first.
- Aug 15, 1997
Deleted, fee unpaid
Published in PIDTJ No 15 in 1997
- Feb 28, 1992
Granted
Published in PIDTJ No 4 in 1992
Parties
Inventor
Van Der Vleugel, Dominicus J. M.
NL-6662 XC Elst, NL
Walterbos, Johannes W. M.
Hellevoetsluis, NL
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.