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Expired Canadian patentCanada

System and method for personalized text-to-voice synthesis

CA 2539649 C · Owner: Research In Motion Limited · Inventors: Ng, Eric

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

A communication device and method are provided for audibly outputting a received text message to a user the text message being received from a sender. A text message to present audibly is received. An output voice to present the text message is retrieved wherein the output voice is synthesized using predefined voice characteristic information to represent the sender's voice. The output voice is used to audibly present the text message to the 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 15, 2006 and granted January 10, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended March 15, 2026.
  • Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
  • 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 15, 2006
GrantedJanuary 10, 2012
Term endedMarch 15, 2026
Patent numberCA 2539649 C
Classification (IPC)G10L13/00

Timeline

Timeline From CIPO dates

2007200920112013201520172019202120232025Application filedMarch 15, 2006Patent grantedJan 10, 2012Term endedMarch 15, 2026

Sources & verification

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