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Expired Canadian patentCanada

Sheet transfer device and method

CA 1254917 A · Owner: Goldco Industries, Inc. · Inventors: Kapke, Milton W.; Pearce, Ronald A.; Vander Meer, Richard H.

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

Abstract of the Disclosure A sheet transfer device and method are disclosed for transferring sheets from a sheet stack to a utilization area such as a can pallet. A base unit causes pivoting of a beam about a moveable pivot point so that a sheet picked up from the sheet stack is moved upwardly for a substantial distance and then pivoted to a point above a can pallet after which, the sheet is moved downwardly and deposited on the upwardly extending tops of a horizontal layer of cans on the can pallet. Suction is supplied through a plurality of cups brought into engagement with the top sheet of a sheet stack to lift the top sheet from the stack, with the suction being terminated when the …

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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 30, 1989. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 30, 2006.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJune 12, 1986
GrantedMay 30, 1989
Term endedMay 30, 2006
Patent numberCA 1254917 A
Classification (IPC)B65H5/08

Timeline

Timeline From CIPO dates

1987198919911993199519971999200120032005Application filedJune 12, 1986Patent grantedMay 30, 1989Term endedMay 30, 2006

Sources & verification

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