Wässrige bitumenhaltige Emulsion

Swiss patent · CH575976 · Deleted

Register entry

Publication number
CH575976
Application number
CH002056/1972
Kind
Swiss patent
Status
Deleted
Specification
Granted
Filed
Feb 14, 1972
Published
Apr 15, 1976
Granted
Apr 15, 1976
Deleted
Feb 14, 1992
Reason
Maximum term reached
IPC classes
C08L 95/00 (2006.01)
Priority
GB A4736/71 16.02.1971
Filing language
German
Source
Swissreg

History

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

  1. Oct 29, 2024

    Maximum term reached

    Published in Swissreg on 29.10.2024

  2. Apr 15, 1976

    Granted

    Published in PIDTJ No 7 in 1976

Parties

Holder

Shell Internationale Research Maatschappij N.V.

Carel van Bylandtlaan 30, Den Haag, NL

Agent

Kirker & Cie SA

122, rue de Genève Case postale 65, 1226 Thônex (Genève)

Inventor

Eric Jan Van Beem

Amsterdam, NL

Pieter Willem Olivier Wijga

Amsterdam, NL

Pieter Brasser

Amsterdam, NL

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.