Plasmasprengverfahren

European patent · EP0453076 · Deleted

Register entry

Publication number
EP0453076
Application number
EP91301810
Kind
European patent with effect for Switzerland and Liechtenstein
Status
Deleted
Specification
Granted
Filed
Mar 5, 1991
Published
Oct 23, 1991
Granted
Jun 7, 1995
Deleted
Mar 31, 2001
Reason
Annual fee unpaid
IPC classes
E21C 37/18 (2006.01)
E21B 7/15 (2006.01)
Priority
CA A 2015102 20.04.1990
Filing language
English
Source
Swissreg

History

What the Federal Institute of Intellectual Property published about this title, newest first.

  1. Nov 15, 2001

    Deleted, fee unpaid

    Published in PIDTJ No 21 in 2001

  2. Jul 14, 1995

    Granted

    Published in PIDTJ No 13 in 1995

Parties

Inventor

Kitzinger, Frank

Montreal, Quebec, H3H 1V2, CA

Nantel, Jacques

Pointe Claire, Quebec, H9R 1K1, CA

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.