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Canadian application, no grantCanada

Method and apparatus of detecting fire by flame imaging

CA 2447137 A1 · Owner: Junck, Paul M. · Inventors: Junck, Paul M.; King, John D.

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

An apparatus and a method for performing first and second imaging processes contemporaneously, in particular where one of the processes is detecting fires based on images of the flames. The apparatus includes an image sensor for producing a video image, a frame grabber for capturing first frames and second frames, a processor for processing the data within the frames and a output , device. The apparatus may also include an adjustment mechanism for adjusting the image settings of the image sensor between settings suitable for flame imaging and non-flame imaging, and a control mechanism for controlling the image settings of the image sensor. In the method at least to first frames are …

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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 May 10, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended May 10, 2022.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 10, 2024.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMay 10, 2002
GrantedNo grant recorded
Term endedMay 10, 2022
Patent numberCA 2447137 A1
Classification (IPC)G08B17/12 +2 more

Timeline

Timeline From CIPO dates

2003200520072009201120132015201720192021Application filedMay 10, 2002Term endedMay 10, 2022

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