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Expired Canadian patentCanada

Fastening apparatus for furniture

CA 1057809 A · Owner: Modular Systems · Inventors: Welch, R. Montgomery

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

The specification discloses a joint structure for securing panel members tightly together wherein the joining apparatus is concealed from view after assembly and the panel members are prevented from skewing with respect to one another during assembly. The structure includes a clip on one panel, the clip having a raised section with a slot engaging the head of a stud mounted in a recessed area of another panel. The recess walls guide the protruding clip for engagement with the stud to prevent skew. In one arrangement, the clip includes openings to either end of the slot therein to allow use in combination with a second clip such that the stud will pass completely through the one clip before …

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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 July 3, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 3, 1996.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Filed—
GrantedJuly 3, 1979
Term endedJuly 3, 1996
Patent numberCA 1057809 A
Classification (IPC)F16B12/10 +1 more

Timeline

Timeline From CIPO dates

198019821984198619881990199219941996Patent grantedJuly 3, 1979Term endedJuly 3, 1996

Sources & verification

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