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Expired Canadian patentCanada

Method and system for tracking and behavioral monitoring of multiple objects moving through multiple fields-of-view

CA 2505831 C · Owner: Johnson Controls Tyco Ip Holdings Llp · Inventors: Buehler, Christopher; Edulbehram, Jehanbux; Sobalvarro, Patrick

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Abstract From the Canadian patent

A computerized method of video analysis that includes receiving several series of video frames generated by a number of image sensors. Each image sensor has its own field-of-view which can, but does not have to overlap with another , image sensor~s field-of-view. The image sensors monitor a portion of a monitored environment. The computerized method also includes concurrently tracking, independent of calibration, multiple objects within the monitored environment as the objects move between fields-of-view and multiple objects , within one field-of-view. The tracking is based on the plurality of received series of video frames.

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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 November 12, 2003 and granted June 10, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended November 12, 2023.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 12, 2025.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledNovember 12, 2003
GrantedJune 10, 2014
Term endedNovember 12, 2023
Patent numberCA 2505831 C
Classification (IPC)H04N7/18 +2 more

Timeline

Timeline From CIPO dates

2004200620082010201220142016201820202022Application filedNov 12, 2003Patent grantedJune 10, 2014Term endedNov 12, 2023

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