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Expired Canadian patentCanada

Window component stock transferring

CA 2520329 C · Owner: Ged Integrated Solutions, Inc. · Inventors: James, Brian G.; Khalfoun, Mohamed; Mcglinchy, Timothy B.

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

An apparatus for automatic feeding of elongated sheet stock from a stamping station into a roll forming station in a window component production line includes a transfer mechanism a feed mechanism and a controller. The transfer mechanism is between the stamping station and the roll forming station. The feed mechanism is positioned at an entrance to the roll forming station. The controller is in communication with the stamping station the transfer mechanism and the feed mechanism. The controller is programmed to engage stock material that extends from the stamping station with the transfer mechanism transfer the stock material paid out by the stamping station to the feed mechanism and drive …

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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

  • Filed September 21, 2005 and granted June 4, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended September 21, 2025.
  • Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledSeptember 21, 2005
GrantedJune 4, 2013
Term endedSeptember 21, 2025
Patent numberCA 2520329 C
Classification (IPC)C03B35/14 +2 more

Timeline

Timeline From CIPO dates

2006200820102012201420162018202020222024Application filedSep 21, 2005Patent grantedJune 4, 2013Term endedSep 21, 2025

Sources & verification

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