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Expired Canadian patentCanada

Accumulating conveyor

CA 1046972 A · Owner: American Chain And Cable Company · Inventors: Henig, Seymour

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

Abstract of the Disclosure An accumulating roller conveyor system comprising a first tail end section which delivers the articles at a more rapid speed to an intermediate accumulating section wherein successive portions of the conveyor are disengaged upon movement of an article over a downstream portion and a drive section which is operable to stop articles and brake their movement.

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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 January 23, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 23, 1996.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Filed—
GrantedJanuary 23, 1979
Term endedJanuary 23, 1996
Patent numberCA 1046972 A
Classification (IPC)B65G13/02 +1 more

Timeline

Timeline From CIPO dates

198019821984198619881990199219941996Patent grantedJan 23, 1979Term endedJan 23, 1996

Sources & verification

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