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Expired Canadian patentCanada

Vehicular navigation based on site specific sensor quality data

CA 2597166 C · Owner: Anderson, Noel Wayne · Inventors: Anderson, Noel Wayne

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Abstract From the Canadian patent

A method and system for determining a location of a vehicle the method , comprises determining reception location data within a first cell of a work area for a vehicle. A reception quality estimator (22) estimates reception quality data for the corresponding reception location data for the first cell. Optical location data is determined within a first cell of a work area for a vehicle. An optical quality estimator (23) estimates optical quality data for the corresponding optical location data for the first cell. A data processor (38) selects at least one of the reception location data and the optical location data as refined location data associated with the first cell based on the …

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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 December 13, 2005 and granted October 21, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended December 13, 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.
FiledDecember 13, 2005
GrantedOctober 21, 2014
Term endedDecember 13, 2025
Patent numberCA 2597166 C
Classification (IPC)G01C21/00 +1 more

Timeline

Timeline From CIPO dates

2006200820102012201420162018202020222024Application filedDec 13, 2005Patent grantedOct 21, 2014Term endedDec 13, 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.