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Expired Canadian patentCanada

Technique for configuring link layer entities for a handover

CA 2643080 C · Owner: Meyer, Michael · Inventors: Ludwig, Reiner; Wiemann, Henning; Meyer, Michael

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Abstract From the Canadian patent

A technique of configuring link layer entities for a handover is described. In a method embodiment the technique includes receiving from a recipient of protocol data units a supplemental status report for an existing ARQ connection in context with an imminent handover determining service data units corresponding to buffered protocol data units taking into account information included in the supplemental report and transferring the determined service data units to a link layer entity which is to establish a new ARQ connection to the recipient. The forced status synchronisation that is based on the supplemental report prevents the transfer of service data units that have already been …

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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 24, 2006 and granted April 21, 2015. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended February 24, 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.
FiledFebruary 24, 2006
GrantedApril 21, 2015
Term endedFebruary 24, 2026
Patent numberCA 2643080 C
Classification (IPC)H04W36/02 +1 more

Timeline

Timeline From CIPO dates

2007200920112013201520172019202120232025Application filedFeb 24, 2006Patent grantedApril 21, 2015Term endedFeb 24, 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.