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Canadian application, no grantCanada

Telecommunications switching system utilizing a channelized database access mechanism

CA 2338593 A1 · Owner: Melampy, Patrick J. · Inventors: Fisher, Duncan S.; Ryan, Theresa H.; Melampy, Patrick J.

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

A telecommunications database system is provided which permits an intelligent peripheral (IP) platform to have channelized database access to a plurality of databases. The IP platform can locate data in any one of the plurality of databases through a channel map that is derived from configuration data supplied by a default database and data supplied by an incoming call or request to the IP platform. Once the channel map is derived the IP platform , can select a channel to access a local or remote database based on the data supplied by the incoming call or request. This data may be a request for information, service circuit id, DNIS of the incoming call address entered by , a caller, …

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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 19, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended February 19, 2019.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 19, 2021.
  • 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 19, 1999
GrantedNo grant recorded
Term endedFebruary 19, 2019
Patent numberCA 2338593 A1
Classification (IPC)H04Q3/00

Timeline

Timeline From CIPO dates

2000200220042006200820102012201420162018Application filedFeb 19, 1999Term endedFeb 19, 2019

Sources & verification

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