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Expired Canadian patentCanada

Mac layer reconfiguration in a mobile communication system

CA 2855856 C · Owner: Panasonic Intellectual Property Corporation Of America · Inventors: Seidel, Eiko; Petrovic, Dragan; Lohr, Joachim

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

The present invention relates to a transmission apparatus comprising a transmission section adapted to transmit a protocol data unit (PDU) using at least one of a plurality of Hybrid Automatic Repeat reQuest (HARQ) processes. The PDU is transmitted on a uplink transport channel being configured with a transmission time interval (TTI) The transmission section is adapted to activate all HARQ processes in case that the TTI is reconfigured,

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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 August 16, 2006 and granted August 11, 2015. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended August 16, 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.
FiledAugust 16, 2006
GrantedAugust 11, 2015
Term endedAugust 16, 2026
Patent numberCA 2855856 C
Classification (IPC)H04W74/04 +1 more

Timeline

Timeline From CIPO dates

2007200920112013201520172019202120232025Application filedAug 16, 2006Patent grantedAug 11, 2015Term endedAug 16, 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.