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Expired Canadian patentCanada

Transfer containers for compressible solid waste, loading doors therefor and packing machines therefor

CA 1195294 A · Owner: Devon County Council · Inventors: Hurley, Clive; Sherrell, Robert W.D.; Vickery, Andrew J.

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

Loading doors for a container such as a transfer container for domestic waste which cooperates with a compactor loader having a horizontally reciprocating ram comprise a plurality of flaps which effectively close an opening sized to correspond with the spigot of the compactor loader the doors being opened by mechanical connection with a part of the compactor loader and resulting from relative movement between it and the door frame.

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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 October 15, 1985. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 15, 2002.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledOctober 20, 1982
GrantedOctober 15, 1985
Term endedOctober 15, 2002
Patent numberCA 1195294 A
Classification (IPC)B65F3/00 +1 more

Timeline

Timeline From CIPO dates

1983198519871989199119931995199719992001Application filedOct 20, 1982Patent grantedOct 15, 1985Term endedOct 15, 2002

Sources & verification

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