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Expired Canadian patentCanada

Vehicle for bulk transport of powder-form, granular or pellet-like material

CA 1297344 C · Owner: Wellink, Theodorus Antonius · Inventors: Wellink, Theodorus Antonius

CIPO record

Overview

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

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Abstract From the Canadian patent

Vehicle for bulk transport of powder-form granular or pellet-, like material, The invention relates to a vehicle for transport of material. To allow for the pellet-like material such as cattle feed, to, be unloaded without disturbance the height adjustable closing, member of the discharge funnel is provided with a cutting edge for destruction of pellet-like material.

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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, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 17, 2009.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledApril 13, 1988
GrantedMarch 17, 1992
Term endedMarch 17, 2009
Patent numberCA 1297344 C
Classification (IPC)B65D90/62 +2 more

Timeline

Timeline From CIPO dates

1989199219951998200120042007Application filedApril 13, 1988Patent grantedMarch 17, 1992Term endedMarch 17, 2009

Sources & verification

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