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Expired Canadian patentCanada

Panelizing machine and method for use

CA 1301203 C · Owner: Foster Wheeler Limited · Inventors: Moran, Edward

CIPO record

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

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Abstract From the Canadian patent

A panelizing machine assembly for clamping elongated structures such as tubes at spaced intervals and then welding the structures. The machine includes an elongated main frame having connecting cross members, and provided with at least two bed plates each having a plurality of notches on their upper side and at least two carriage structures which are self-supporting and longitudinally movable on the main frame. Each carriage is equipped with at least one contoured clamping plate which is vertically movable by pressurized piston means and have notches on their lower sides adapted for clamping the tubes onto the bed plates prior to the welding operations. Each carriage is independently …

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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.
FiledJuly 19, 1988
GrantedMay 19, 1992
Term endedMay 19, 2009
Patent numberCA 1301203 C
Classification (IPC)B23K5/22 +2 more

Timeline

Timeline From CIPO dates

1989199219951998200120042007Application filedJuly 19, 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.