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Expired Canadian patentCanada

Communication application server for converged communication services

CA 2469664 C · Owner: Avaya Technology Corp. · Inventors: Srinivasan, Suchitra; Hanson, Thomas C.; Putman, Janis Rae

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Abstract From the Canadian patent

A communication application server for supporting converged communications in a communication system. The communication application server is responsive to communication service requests from external endpoints applications or other , requesting entities and in one embodiment comprises at least first and second components. The first component is operative: (i) to process a given one of the communication service requests to identify at least one corresponding communication service supported by the communication application server; (ii) to determine one or more executable communication tasks associated with the identified communication service; and (iii) to establish communication with …

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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 January 14, 2003 and granted August 30, 2016. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended January 14, 2023.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 14, 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.
FiledJanuary 14, 2003
GrantedAugust 30, 2016
Term endedJanuary 14, 2023
Patent numberCA 2469664 C
Classification (IPC)H04L67/02 +2 more

Timeline

Timeline From CIPO dates

2004200620082010201220142016201820202022Application filedJan 14, 2003Patent grantedAug 30, 2016Term endedJan 14, 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.