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Expired Canadian patentCanada

Periodic positioning method in mobile communications system

CA 2609152 C · Owner: Lg Electronics Inc. · Inventors: Shim, Dong-Hee

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 positioning method in a SUPL based position information system and more , particularly, a method for performing periodic positioning capable of processing a periodic positioning request by a location server or a periodic positioning request by a mobile communications terminal when the location server and the terminal respectively manage a trigger generating the periodic positioning.

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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 10, 2006 and granted May 8, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended August 10, 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 10, 2006
GrantedMay 8, 2012
Term endedAugust 10, 2026
Patent numberCA 2609152 C
Classification (IPC)H04B7/26

Timeline

Timeline From CIPO dates

2007200920112013201520172019202120232025Application filedAug 10, 2006Patent grantedMay 8, 2012Term endedAug 10, 2026

Sources & verification

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