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Expired Canadian patentCanada

Sorting apparatus

CA 682488 A · Owner: Northern Electric Company Limited · Inventors: Scott, Graeme; Kular, Zenon A.

CIPO record

Overview

Drawings and full text

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

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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 March 17, 1964. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 17, 1981.
  • 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 13, 1962
GrantedMarch 17, 1964
Term endedMarch 17, 1981
Patent numberCA 682488 A
Classification (IPC)B65G47/46 +1 more

Timeline

Timeline From CIPO dates

1963196519671969197119731975197719791981Application filedSep 13, 1962Patent grantedMarch 17, 1964Term endedMarch 17, 1981

Sources & verification

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