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Expired Canadian patentCanada

Communications link interconnecting service control points of a load sharing group for traffic management control

CA 2237625 C · Owner: Nortel Networks Corporation · Inventors: Moharram, Omayma El-Sayed

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 the Intelligent Networks environment where multiple Service Providers and , multi-Vendor equipment are involved in new service offering the risk of , overloading the network elements are real and managing the traffic is a challenge. Network traffic overloads could result from equipment failures major equipment outages, or widespread loads above engineered levels. To solve the problem of network traffic overload a direct link interconnect feature , between the two SCPs that are deployed in load sharing mode in the network is provided. The communications link interconnects the two SCPs within the load sharing group, whereby the SCPs may exchange information on their congestion levels …

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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 October 8, 1997 and granted March 11, 2003. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended October 8, 2017.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 8, 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.
FiledOctober 8, 1997
GrantedMarch 11, 2003
Term endedOctober 8, 2017
Patent numberCA 2237625 C
Classification (IPC)H04Q3/66 +2 more

Timeline

Timeline From CIPO dates

1998200020022004200620082010201220142016Application filedOct 8, 1997Patent grantedMarch 11, 2003Term endedOct 8, 2017

Sources & verification

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