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Expired Canadian patentCanada

Security system user interface

CA 2420923 C · Owner: Lauzon, Stephane · Inventors: Hershkovitz, Shmuel; Lauzon, Stephane; Ouellet, Christian

CIPO record

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Abstract From the Canadian patent

A security system user interface comprising a graphical display a , communication link, a , memory, and a display controller. The communication link receives detector unit status , data from detector units located at selected location on the premises protected by the , security system. The memory stores floor plan diagram data and detector unit location , data. Finally, the display controller generates a modified view of at least a portion of the , floor plan diagram data in accordance with the detector unit status data to indicate the , status data, and displaying the modified view on the graphical display. The invention , also provides, in combination a user interface and a user …

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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 5, 2003 and granted June 28, 2011. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended March 5, 2023.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 5, 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.
FiledMarch 5, 2003
GrantedJune 28, 2011
Term endedMarch 5, 2023
Patent numberCA 2420923 C
Classification (IPC)G08B13/00 +1 more

Timeline

Timeline From CIPO dates

2004200620082010201220142016201820202022Application filedMarch 5, 2003Patent grantedJune 28, 2011Term endedMarch 5, 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.