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Canadian application, no grantCanada

Processing data packets

CA 2373632 A1 · Owner: Nortel Networks Limited · Inventors: Smyth, Joseph

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

A received data stream is formed into a stream of packets each packet , comprising a payload section of data and an overhead section. In forming the packets, a template overhead section is created for use by the stream of packets and this template is applied to the data to form the packets. This avoids the need to individually pass packets through a routing stack thus , reducing the processing demands on the processor which constructs the data packets and reducing the transmission delay experienced by data. The template overhead section can be formed by sending a packet through a routing stack. Another aspect describes apparatus for processing packets where a first processor …

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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 June 27, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 27, 2020.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 27, 2022.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJune 27, 2000
GrantedNo grant recorded
Term endedJune 27, 2020
Patent numberCA 2373632 A1
Classification (IPC)H04L69/22 +1 more

Timeline

Timeline From CIPO dates

2001200320052007200920112013201520172019Application filedJune 27, 2000Term endedJune 27, 2020

Sources & verification

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