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Expired Canadian patentCanada

Anchor socket jig assembly

CA 1284726 C · Owner: Crandall, Scott E. · Inventors: Dahowski, Donald E.; Crandall, Scott E.

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 improved anchor socket and jig assembly for holding implements in concrete is provided which facilitates assembly of the socket element on the base member of the jig assembly and which affords substantially expanded adaptability of the jig for varied size implements and avoids the need for bolts or other extraneous means to secure the socket member to the rail member. The improved jig assembly comprises a longitudinal base member preferably of substantially rigid plastic composition which is provided with locator openings which fit one of the feet of the socket member and, cooperating therewith mating turn slot. Both the openings and the turn slots are formed to accommodate the feet of …

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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 11, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 11, 2008.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJanuary 9, 1987
GrantedJune 11, 1991
Term endedJune 11, 2008
Patent numberCA 1284726 C
Classification (IPC)E02D27/42 +2 more

Timeline

Timeline From CIPO dates

1988199119941997200020032006Application filedJan 9, 1987Patent grantedJune 11, 1991Term endedJune 11, 2008

Sources & verification

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