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Canadian application, no grantCanada

A method and system for a low-overhead mobility management protocol in the internet protocol layer

CA 2704835 A1 · Owner: Chitrapu, Prabhakar R. · Inventors: Chitrapu, Prabhakar R.; Shahrier, Sharif M.

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 system and method for supporting mobile Internet communication is provided which employs a plurality of Routers and a plurality of Mobile Nodes (MNs). , Each Router has a unique communication address. Each MN is associated with a home , Router. Each Router has an associated Mobile Node Location List identifying each , MN for which the Router is the home Router and the communication address of a Router corresponding to a current location of each such MN. Each MN is movable from an old location where the MN communicates with the Internet via one Router to , a current location where the MN communicates with the Internet via a different Router. Communication at the current location …

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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 14, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended February 14, 2022.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 14, 2024.
  • 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 14, 2002
GrantedNo grant recorded
Term endedFebruary 14, 2022
Patent numberCA 2704835 A1
Classification (IPC)H04W36/08 +1 more

Timeline

Timeline From CIPO dates

2003200520072009201120132015201720192021Application filedFeb 14, 2002Term endedFeb 14, 2022

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