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Expired Canadian patentCanada

Construction assembly for closure structure

CA 1329108 C · Owner: Milliken, Les · Inventors: Milliken, Les; Milliken, K. Blair

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

A construction assembly for closures including, awnings, canopies, boat coverings signs and displays having, a frame composed of aluminum and the like including channelled, joinable members preferably for assembly by welding into a frame, a covering material formed from a textile, and flexible trim pads for interlocking the covering material into the channels of the joinable members. The assembly includes staples to act as anchors to hold the material into place before forced insertion of the flexible fasteners. In cross section, the joinable members have a round or a multi-sided configuration.

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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 3, 1994. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 3, 2011.
  • 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 5, 1989
GrantedMay 3, 1994
Term endedMay 3, 2011
Patent numberCA 1329108 C
Classification (IPC)E04H15/18 +2 more

Timeline

Timeline From CIPO dates

19901993199619992002200520082011Application filedMay 5, 1989Patent grantedMay 3, 1994Term endedMay 3, 2011

Sources & verification

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