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Swiss patent · CH667969 · Deleted

Register entry

Publication number
CH667969
Application number
CH001521/1987
Kind
Swiss patent
Status
Deleted
Specification
Granted
Filed
Apr 21, 1987
Published
Nov 30, 1988
Granted
May 31, 1989
Deleted
Apr 30, 1993
Reason
Annual fee unpaid
IPC classes
G04B 49/04 (2006.01)
Filing language
German
Source
Swissreg

History

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

  1. Oct 29, 2024

    Deleted, fee unpaid

    Published in Swissreg on 29.10.2024

  2. May 31, 1989

    Granted

    Published in PIDTJ No 10 in 1989

  3. Nov 30, 1988

    Application announced

    Published in PIDTJ No 22 in 1988

Parties

Holder

Iwan Kahn

8306 Brüttisellen

Inventor

Kahn, Iwan

Brüttisellen

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.