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Expired Canadian patentCanada

Crop material processor

CA 2282334 C · Owner: Bridgeview Mfg. Inc. · Inventors: Hruska, Kevin

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

A baled crop material processor for disintegrating baled crop material comprising a, container, a disintegrator a discharge opening and means for manipulating the crop, material for disintegration by the disintegrator. The container receives and , contains, the crop material. The disintegrator comprises a flail roller that is mounted within the, container and has a number of flails pivotally mounted about it. The flail roller rotates, about its own longitudinal axis in either a clockwise or counter-clockwise direction. The discharge opening is at the bottom of one of the side walls to discharge the, disintegrated crop material either to the left or to the right of the processor and …

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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

  • Filed September 17, 1999 and granted November 20, 2001. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended September 17, 2019.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 17, 2021.
  • 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 17, 1999
GrantedNovember 20, 2001
Term endedSeptember 17, 2019
Patent numberCA 2282334 C
Classification (IPC)A01F29/04 +2 more

Timeline

Timeline From CIPO dates

2000200220042006200820102012201420162018Application filedSep 17, 1999Patent grantedNov 20, 2001Term endedSep 17, 2019

Sources & verification

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