Abbindeverzögerer für hydraulische Bindemittel

Swiss patent · CH681720 · Deleted

Register entry

Publication number
CH681720
Application number
CH001099/1991
Kind
Swiss patent
Status
Deleted
Specification
Granted
Filed
Apr 12, 1991
Published
May 14, 1993
Granted
May 14, 1993
Deleted
Apr 30, 1997
Reason
Annual fee unpaid
IPC classes
C04B 24/04 (2006.01)
C04B 22/00 (2006.01)
Filing language
German
Source
Swissreg

History

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

  1. Dec 15, 1997

    Deleted, fee unpaid

    Published in PIDTJ No 23 in 1997

  2. May 14, 1993

    Granted

    Published in PIDTJ No 9 in 1993

Parties

Holder

Sika AG

Sika AG, vormals Kaspar Winkler & Co.

Tüffenwies 16-22, 8048 Zürich

Agent

E. Blum & Co. Patentanwälte

Am Vorderberg 11, 8044 Zürich

Inventor

Bürge, Theodor A.

Geroldswil

Mäder, Urs, Dr.

Frauenfeld

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.