ZWEITEILIGER KOPFHÖRER
European patent · EP0631709 · Deleted
Register entry
- Publication number
- EP0631709
- Application number
- EP93907386
- Kind
- European patent with effect for Switzerland and Liechtenstein
- Status
- Deleted
- Specification
- Granted
- Filed
- Mar 9, 1993
- Published
- Jan 4, 1995
- Granted
- Jun 12, 2002
- Deleted
- Mar 8, 2013
- Reason
- Maximum term reached
- IPC classes
- H04R 25/00 (2006.01)H04R 1/10 (2006.01)
- Priority
- US 854479 18.03.1992
- PCT application
- PCT/US1993/002168 09.03.1993
- PCT publication
- WO1993/019562 30.09.1993
- Filing language
- English
- Source
- Swissreg
History
What the Federal Institute of Intellectual Property published about this title, newest first.
- Mar 11, 2013
Maximum term reached
Published in Swissreg on 11.03.2013
- Oct 15, 2007
Address changed
- Representative
- E. Blum & Co. Patentanwälte, Am Vorderberg 11, 8044 Zürich → E. Blum & Co. AG, Patent- und Markenanwälte VSP, Vorderberg 11, 8044 Zürich
Published in +pat+ No 19 in 2007
- Jun 28, 2002
Agent entered
- Representative
- E. Blum & Co. Patentanwälte, Am Vorderberg 11, 8044 Zürich
Published in PIDTJ No 12 in 2002
- Jun 14, 2002
Granted
Published in PIDTJ No 11 in 2002
Parties
Holder
Inventor
KOSS, Michael, J.
Glendale, WI 53209, 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.