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Expired Canadian patentCanada

Charging systems for services in communications

CA 2248105 C · Owner: Mckee, Paul Francis · Inventors: Mckee, Paul Francis; Doyle, Katherine Emma; Smyth, Peter Paul

CIPO record

Overview

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

In a charging system for cellular communications real-time prices for new , connections are offered to the customer. The real-time prices take into account both prevailing and historic traffic patterns together with the , probability that the customer will move from their current cell into a neighbouring cell. Cells of the network are monitored in clusters. If a customer is located in one particular cell the price offered to that customer , will take into account the probability of handover to a neighbouring cell during the connection, and may also take into account the probability of incoming traffic from neighbouring cells during the connection. To enable this predictive pricing, …

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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 April 1, 1997 and granted October 22, 2002. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended April 1, 2017.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 1, 2019.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledApril 1, 1997
GrantedOctober 22, 2002
Term endedApril 1, 2017
Patent numberCA 2248105 C
Classification (IPC)H04W4/24 +1 more

Timeline

Timeline From CIPO dates

1998200020022004200620082010201220142016Application filedApril 1, 1997Patent grantedOct 22, 2002Term endedApril 1, 2017

Sources & verification

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