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Expired Canadian patentCanada

Multiple keyboard context sensitivity for application usage

CA 2548266 C · Owner: Plestid, Trevor · Inventors: Plestid, Trevor; Munje, Arun

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 method and improved mobile device for providing context sensitivity for application usage in a mobile device having multiple keyboards the method comprising the steps of: receiving a keystroke at the mobile device; checking a state the mobile device is in; comparing the state the mobile device is in with a state an application expects; if the comparing step determines the state the mobile device is in differs from the state an application expects and mapping the keystroke from the state the mobile device is in to a keystroke in the state the application expects.

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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 May 25, 2006 and granted September 11, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended May 25, 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.
FiledMay 25, 2006
GrantedSeptember 11, 2012
Term endedMay 25, 2026
Patent numberCA 2548266 C
Classification (IPC)G06F3/02 +2 more

Timeline

Timeline From CIPO dates

2007200920112013201520172019202120232025Application filedMay 25, 2006Patent grantedSep 11, 2012Term endedMay 25, 2026

Sources & verification

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