Keramischer Schaumfilter
European patent · EP0305455 · Deleted
Register entry
- Publication number
- EP0305455
- Application number
- EP88902377
- Kind
- European patent with effect for Switzerland and Liechtenstein
- Status
- Deleted
- Specification
- Granted
- Filed
- Mar 21, 1988
- Published
- Mar 8, 1989
- Granted
- Aug 26, 1992
- Deleted
- Mar 20, 2008
- Reason
- Maximum term reached
- IPC classes
- B01D 39/20 (2006.01)C04B 38/06 (2006.01)C22B 9/02 (2006.01)B22D 11/10 (2006.01)
- Priority
- US A 29184 23.03.1987
- PCT application
- PCT/CH1988/000062 21.03.1988
- PCT publication
- WO1988/007403 06.10.1988
- Filing language
- German
- Source
- Swissreg
History
What the Federal Institute of Intellectual Property published about this title, newest first.
- Apr 30, 2008
Maximum term reached
Published in +pat+ No 8 in 2008
- Apr 13, 2007
Address changed
- Representative
- Patentanwälte, Breiter + Wiedmer AG, Seuzachstrasse 2, Postfach 366, 8413 Neftenbach → Keller & Partner Patentanwälte AG Winterthur, Stadthausstrasse 145, 8400 Winterthur
Published in +pat+ No 7 in 2007
- Oct 15, 1992
Granted
Published in PIDTJ No 19 in 1992
Parties
Inventor
Brockmeyer, Jerry W.
Newhall, CA 91321, US
Aubrey, Leonard S.
Arden, NC 28704, US
Dore, James E.
Hendersonville, NC 28739, US
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.