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Expired Canadian patentCanada

Handheld electronic device having improved help facility and associated method

CA 2498081 C · Owner: Griffin, Jason T. · Inventors: Griffin, Jason T.; Brubacher-Cressman, Dale K.

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

An improved handheld electronic device and associated method in accordance with the invention provide an improved help facility that displays a list of hot key assignments. The help facility is context-specific meaning that it displays the hot key assignments that are activatable in the context of the specific portion of the specific application that is active on the handheld electronic device.

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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 February 23, 2005 and granted June 12, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended February 23, 2025.
  • 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.
FiledFebruary 23, 2005
GrantedJune 12, 2012
Term endedFebruary 23, 2025
Patent numberCA 2498081 C
Classification (IPC)G06F3/00 +1 more

Timeline

Timeline From CIPO dates

2006200820102012201420162018202020222024Application filedFeb 23, 2005Patent grantedJune 12, 2012Term endedFeb 23, 2025

Sources & verification

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