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Expired Canadian patentCanada

Transmitting overhead message in a mobile wireless communication system

CA 2600643 C · Owner: Kim, Young Jun · Inventors: Kim, Young Jun; Yun, Young Woo; An, Jong Hoe

CIPO record

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Abstract From the Canadian patent

A method of transmitting an overhead message via a control channel which has at least one slot is disclosed. More specifically a base station (BS) , transmits an overhead slot cycle index for providing the overhead message to a mobile station (MS) and thereafter, receives the overhead slot cycle index and determining an overhead slot cycle. Furthermore the BS transmits the overhead , message on a first slot of each overhead slot cycle according to a variable duration of the slot, and then receives the overhead message from the first slot of each overhead slot cycle according to the variable duration of the slot.

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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 13, 2006 and granted October 15, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended February 13, 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 13, 2006
GrantedOctober 15, 2013
Term endedFebruary 13, 2026
Patent numberCA 2600643 C
Classification (IPC)H04W48/08 +1 more

Timeline

Timeline From CIPO dates

2007200920112013201520172019202120232025Application filedFeb 13, 2006Patent grantedOct 15, 2013Term endedFeb 13, 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.