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Expired Canadian patentCanada

Continuous longitudinal flow root crop harvesting

CA 2831685 C · Owner: Art'S-Way Manufacturing Co. Inc. · Inventors: Taylor, Howard W.; Vogel, Wayne A.; Bauer, Charles B.

CIPO record

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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 harvester for root crops such as beets is provided which preferably provides continuous flow of root crops from a header along a transfer assembly, through a processing run and to an elevator assembly. The harvester can be configured to include or accommodate interchangeable header assemblies having different numbers of rows and/or row spacings. The transfer assembly can be of a floating type and helps to provide an even distribution of beets to the grabrollers. The processing run includes full-length cleaning grabrollers disposed parallel to the direction of travel. Modular elevator assemblies can be provided to further enhance harvester versatility. Such an approach includes …

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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 March 4, 2005 and granted May 12, 2015. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended March 4, 2025.
  • Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMarch 4, 2005
GrantedMay 12, 2015
Term endedMarch 4, 2025
Patent numberCA 2831685 C
Classification (IPC)A01D17/00 +1 more

Timeline

Timeline From CIPO dates

2006200820102012201420162018202020222024Application filedMarch 4, 2005Patent grantedMay 12, 2015Term endedMarch 4, 2025

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