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Expired Canadian patentCanada

Architecture and implementation for control of context aware call processing with local feature definition

CA 2436075 C · Owner: Mitel Knowledge Corporation · Inventors: Gray, Thomas A.; Liscano, Ramiro

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

A communication system comprising one or more ubiquitous sensor(s) for generating awareness data relating to a user a context engine for receiving and processing the awareness data to determine the user's current context for the purpose of event handling a policy engine for receiving and relating at least one pertinent evidential indicator of an incoming event from a caller to the user's current context and in response selecting a preferred event handling feature and a delivery agent for executing the preferred event handling feature.

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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 24, 2003 and granted November 13, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended July 24, 2023.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 24, 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.
FiledJuly 24, 2003
GrantedNovember 13, 2012
Term endedJuly 24, 2023
Patent numberCA 2436075 C
Classification (IPC)H04M3/43 +2 more

Timeline

Timeline From CIPO dates

2004200620082010201220142016201820202022Application filedJuly 24, 2003Patent grantedNov 13, 2012Term endedJuly 24, 2023

Sources & verification

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