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Expired Canadian patentCanada

Apparatus and method for collecting and analyzing communications data

CA 2351175 C · Owner: Kurien, Thekkthalackal Varugis · Inventors: Kurien, Thekkthalackal Varugis; Pruthi, Parag; Heybey, Andrew

CIPO record

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Abstract From the Canadian patent

A method for monitoring data on a first communication line. Data is received from the first communication line and a plurality of packets are extracted , from the data. Statistics are then recursively generated the statistics , corresponding , to the plurality of packets.

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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 November 23, 1999 and granted May 3, 2016. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended November 23, 2019.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 23, 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.
FiledNovember 23, 1999
GrantedMay 3, 2016
Term endedNovember 23, 2019
Patent numberCA 2351175 C
Classification (IPC)H04N1/41 +2 more

Timeline

Timeline From CIPO dates

2000200220042006200820102012201420162018Application filedNov 23, 1999Patent grantedMay 3, 2016Term endedNov 23, 2019

Sources & verification

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