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Expired Canadian patentCanada

Telecommunications network management observation and response system

CA 2266063 C · Owner: Coriant Operations, Inc. · Inventors: Hershey, Paul C.; Stoltzfus, Jeffrey L.

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 system for monitoring and managing the operations of multi-technology telecommunications network (10) is disclosed. The system includes programmable probes (22a, 22b, 22c) operatively connected to a network for monitoring data transfer activity of the network and collecting selected data relating to one or more relevant functions. A workstation interpreter (24a 24b, 24c) is , programmed for (1) receiving input from a system manager identifying the type or types of parameter that are to be monitored (2) providing appropriate , commands to program the programmable probe to effect collection of data relative to the selected parameter, and (3) receiving and storing the parameter data …

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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 September 4, 1997 and granted December 11, 2001. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended September 4, 2017.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 4, 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.
FiledSeptember 4, 1997
GrantedDecember 11, 2001
Term endedSeptember 4, 2017
Patent numberCA 2266063 C
Classification (IPC)H04J1/16 +2 more

Timeline

Timeline From CIPO dates

1998200020022004200620082010201220142016Application filedSep 4, 1997Patent grantedDec 11, 2001Term endedSep 4, 2017

Sources & verification

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