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Canadian application, no grantCanada

Allocating communication traffic

CA 2252800 A1 · Owner: Johnson, David · Inventors: Johnson, David

CIPO record

Overview

Drawings and full text

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

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Abstract From the Canadian patent

Communication traffic is allocated through a network of interconnected nodes (103). A communication path may be established between terminals (101) via a plurality of routes. Parameters are processed for portions of a set of potential routes to determine a notional cost of using each of these routes. An optimal level of traffic is identified for each route portion and a parameter (such as notional route length) is adjusted to make the use of said route more costly if the traffic for that portion exceeds said notional value and, in addition, if said traffic for said portion falls below said optimum value. A route is then selected with reference to route cost comparisons.

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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 23, 1997. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 23, 2017.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 23, 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 23, 1997
GrantedNo grant recorded
Term endedApril 23, 2017
Patent numberCA 2252800 A1
Classification (IPC)H04Q3/00 +2 more

Timeline

Timeline From CIPO dates

1998200020022004200620082010201220142016Application filedApril 23, 1997Term endedApril 23, 2017

Sources & verification

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