Verwendung von wasserlöslichen Polyaminen

Swiss patent · CH581749 · Deleted

Register entry

Publication number
CH581749
Application number
CH016439/1972
Kind
Swiss patent
Status
Deleted
Specification
Granted
Filed
Nov 10, 1972
Published
Sep 30, 1976
Granted
Sep 30, 1976
Deleted
Nov 30, 1987
Reason
Annual fee unpaid
IPC classes
D21H 3/48 (1985.01)
D21F 1/82 (2006.01)
Priority
DE A2156215 12.11.1971
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. Sep 30, 1976

    Granted

    Published in PIDTJ No 18 in 1976

Parties

Holder

Bayer Aktiengesellschaft

D-51368 Leverkusen, DE

Agent

E. Blum & Co. Patentanwälte

Am Vorderberg 11, 8044 Zürich

Inventor

Wolfgang Lehmann

Leverkusen, DE

Gerhard Troemel

Pesch, DE

Kurt Ley

Odenthal, DE

Friedhelm Müller

Odenthal, 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.