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Expired Canadian patentCanada

Masonry anchor

CA 1302726 C · Owner: Falco, Gene A. · Inventors: Falco, Gene A.

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 axially elongated preformed tube having a leading end and a trailing end. The tube is restricted at its leading end and open at its trailing end for the insertion of an adhesive and a ram to extrude the adhesive. The tube is selectively divided along its length into a plurality of porous axial sections each, section having a porosity different from that of its adjacent section, enabling selected distribution of the adhesive in selected areas. This ram is preferably a tapered pin.

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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 June 9, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 9, 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.
FiledMay 2, 1988
GrantedJune 9, 1992
Term endedJune 9, 2009
Patent numberCA 1302726 C
Classification (IPC)E04B1/41 +2 more

Timeline

Timeline From CIPO dates

1989199219951998200120042007Application filedMay 2, 1988Patent grantedJune 9, 1992Term endedJune 9, 2009

Sources & verification

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