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Expired Canadian patentCanada

Anchoring plug

CA 1300941 C · Owner: Fischer, Artur · Inventors: Fischer, Artur

CIPO record

Overview

Drawings and full text

Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

An anchoring plug comprises a plug shaft having a leading end and a trailing end as considered in direction of driving into a supporting structure, a mounting member provided on the trailing end of the plug shaft for mounting an object an expansible sleeve, and a expander cone which is to be pulled into the expansible sleeve, the expander cone being provided with an abutment, and a sliding sleeve which is located before the expander cone as considered in the driving direction and abutting against the abutment so that the sliding sleeve is deformable by the expansible sleeve and the, expansible sleeve is displaceable onto the expander cone over the sliding sleeve. -1 -

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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.

Why it's free to use

  • Granted May 19, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 19, 2009.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledSeptember 8, 1988
GrantedMay 19, 1992
Term endedMay 19, 2009
Patent numberCA 1300941 C
Classification (IPC)F16B13/06

Timeline

Timeline From CIPO dates

1989199219951998200120042007Application filedSep 8, 1988Patent grantedMay 19, 1992Term endedMay 19, 2009

Sources & verification

Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.