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Expired Canadian patentCanada

Data-capable network prioritization with reject code handling

CA 2545864 C · Owner: Phipps, Darcy Richard · Inventors: Taylor, Bryan; Hind, Hugh; Gunaratnam, Jayasri

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

Reject code handling is utilized for a more time-efficient selection of datacapable networks. One illustrative method for use in selecting a wireless communication network for communications involves the steps of causing a request for data connectivity to be transmitted through a first wireless network; reattempting the request for data connectivity through the first wireless network one or more times if a reject code comprising a non~critical error is received in response to the request for data connectivity through the first wireless network; and attempting to select a second wireless network for communications without reattempting the request for data connectivity through the …

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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 12, 2004 and granted February 2, 2016. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended November 12, 2024.
  • 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 12, 2004
GrantedFebruary 2, 2016
Term endedNovember 12, 2024
Patent numberCA 2545864 C
Classification (IPC)H04W48/18

Timeline

Timeline From CIPO dates

2005200720092011201320152017201920212023Application filedNov 12, 2004Patent grantedFeb 2, 2016Term endedNov 12, 2024

Sources & verification

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