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Swiss patent · CH639921 · Deleted

Register entry

Publication number
CH639921
Application number
CH000891/1979
Kind
Swiss patent
Status
Deleted
Specification
Granted
Filed
Jan 30, 1979
Published
Dec 15, 1983
Granted
Dec 15, 1983
Deleted
Jan 31, 1987
Reason
Annual fee unpaid
IPC classes
C01B 33/12 (2006.01)
C08K 3/36 (2006.01)
Priority
DE A2803917 30.01.1978
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. Dec 15, 1983

    Granted

    Published in PIDTJ No 23 in 1983

Parties

Inventor

Dipl.-Ing. Eberhard Kilian

Hanau 6, DE

Dr. Alfohns Kreher

Frankfurt 60, DE

Peter Nauroth

Wesseling, DE

Dr. Günter Türk

Hanau 9, DE

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.