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Canadian application, no grantCanada

Network addressing based on the port of a network switch

CA 2362433 A1 · Owner: Schneider Automation Inc. · Inventors: Dube, Dennis J. W.; Baker, Richard A.

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

The present invention discloses a network switch for a computer network which receives a network message from a network device and forwards the network message to an appropriate destination. The network switch has a plurality of ports for receiving and forwarding the network message. The network switch has a logical address server which assigns a logical address to a network device based upon the port of the network switch to which the network device is connected.

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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 December 7, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended December 7, 2020.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 7, 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.
FiledDecember 7, 2000
GrantedNo grant recorded
Term endedDecember 7, 2020
Patent numberCA 2362433 A1
Classification (IPC)H04L61/50 +1 more

Timeline

Timeline From CIPO dates

2001200320052007200920112013201520172019Application filedDec 7, 2000Term endedDec 7, 2020

Sources & verification

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