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Expired Canadian patentCanada

Steering systems, steering and speed coordination systems, and associated vehicles

CA 2963009 C · Owner: Mtd Products Inc · Inventors: Ruebusch, Rick; Schaedler, Axel; Greenwood, Chris

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

In a broad respect, vehicles that are capable of making a low- to zero-radius turn using the independent rotation of drive wheels and by turning the non-driving steerable structure or structures (such as wheels) with a steering input device (in some embodiments the driving wheels also may be capable of being turned). This may be accomplished using a steering system a speed control system and an integration device (together a control system) that are configured to work together to provide correct steering in forward and reverse and, in some embodiments, to reduce the speed of the outboard drive wheel of the vehicle when it enters an extreme turn under constant speed input. Different systems …

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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 July 21, 2006 and granted March 12, 2019. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended July 21, 2026.
  • 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.
FiledJuly 21, 2006
GrantedMarch 12, 2019
Term endedJuly 21, 2026
Patent numberCA 2963009 C
Classification (IPC)B60W10/20 +2 more

Timeline

Timeline From CIPO dates

2007200920112013201520172019202120232025Application filedJuly 21, 2006Patent grantedMarch 12, 2019Term endedJuly 21, 2026

Sources & verification

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