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Expired Canadian patentCanada

Method and apparatus for scan mode selection during an evdo traffic state

CA 2545460 C · Owner: Chaudry, Shahid · Inventors: Xue, Hao; Chaudry, Shahid; Zhao, Wen

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 apparatus for user data traffic handling for an EVDO enabled hybrid mode mobile device the method having the steps of: blocking a system selection at the mobile device until no EVDO traffic state exists the blocking step includes either monitoring whether a user changes a scan mode on the mobile device; and if the user changes the scan mode checking whether the mobile device is in an EVDO traffic state; and if yes delaying a system selection until the EVDO traffic state is ended or monitoring whether a user is in an EVDO traffic state and if yes, preventing a user from accessing a scan mode menu on the mobile 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 May 1, 2006 and granted October 16, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended May 1, 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 1, 2006
GrantedOctober 16, 2012
Term endedMay 1, 2026
Patent numberCA 2545460 C
Classification (IPC)H04W72/10 +1 more

Timeline

Timeline From CIPO dates

2007200920112013201520172019202120232025Application filedMay 1, 2006Patent grantedOct 16, 2012Term endedMay 1, 2026

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