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Expired Canadian patentCanada

Method and system for providing network synchronization with a unified messaging system

CA 2530888 C · Owner: Nortel Networks Limited · Inventors: Whynot, Stephen R.

CIPO record

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Abstract From the Canadian patent

A method for providing network synchronization with a unified messaging system (104) is provided. The method includes receiving and storing (300) message data, such as voice data, for a specified recipient. An enhanced e-mail message is generated (302) for the recipient. The message which is in , hypertext mark-up language (HTML) format includes the message data and a , synchronization link that points to a web server (128). The message is sent (304) to the recipient through an e-mail server (108) corresponding to an email client (110) associated with the recipient. When the client downloads the message from the server (108) and renders the HTML the synchronization link , is fetched. …

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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 June 29, 2004 and granted June 25, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended June 29, 2024.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 29, 2026.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJune 29, 2004
GrantedJune 25, 2013
Term endedJune 29, 2024
Patent numberCA 2530888 C
Classification (IPC)H04L51/56 +1 more

Timeline

Timeline From CIPO dates

2005200720092011201320152017201920212023Application filedJune 29, 2004Patent grantedJune 25, 2013Term endedJune 29, 2024

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