Filterelement

Swiss patent · CH620591 · Deleted

Register entry

Publication number
CH620591
Application number
CH005557/1977
Kind
Swiss patent
Status
Deleted
Specification
Granted
Filed
May 4, 1977
Published
Dec 15, 1980
Granted
Dec 15, 1980
Deleted
May 31, 1984
Reason
Annual fee unpaid
IPC classes
B01D 29/34 (1985.01)
B01D 33/26 (1985.01)
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. Dec 15, 1980

    Granted

    Published in PIDTJ No 23 in 1980

Parties

Holder

Chemap AG

Hölzliwisenstrasse 5, 8604 Volketswil

Inventor

Dr.-Ing. Hans Müller

Erlenbach ZH

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.