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Expired Canadian patentCanada

Network selection in gan environment

CA 2814832 C · Owner: Research In Motion Limited · Inventors: Buckley, Adrian; Bumiller, George Baldwin

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

In one embodiment, a scheme is provided for network discovery and selection by a user equipment (UE) device that is operable in wide area cellular network (WACN) bands as well as in wireless access network bands. In particular the UE device is operable to select a WACN that is accessible via a wireless generic access network (GAN) in addition to being able to access the WACN via the cellular network band.

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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 November 1, 2005 and granted September 30, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended November 1, 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.
FiledNovember 1, 2005
GrantedSeptember 30, 2014
Term endedNovember 1, 2025
Patent numberCA 2814832 C
Classification (IPC)H04W48/18 +1 more

Timeline

Timeline From CIPO dates

2006200820102012201420162018202020222024Application filedNov 1, 2005Patent grantedSep 30, 2014Term endedNov 1, 2025

Sources & verification

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