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Canadian application, no grantCanada

Communication structure for multiplexed links

CA 2308564 A1 · Owner: Mantha, Ramesh · Inventors: Kschischang, Frank; Mantha, Ramesh; Frazer, Mark J.

CIPO record

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Abstract From the Canadian patent

A communication structure and method which allows connection-like and connectionless communications to be provided on a multiplexed link is provided. The structure and, method can make efficient use of available transmission capacity and/or network resources while, providing both types of communication and hybrids. Connection-like communications can be provided, by a channel having allocated transmission capacity dedicated to the communication while, connectionless communication can be provided by a shared channel through which data can be, transmitted to subscribers. In an embodiment the shared channel transmits , frames of packets addressed to one or more of the subscribers. The …

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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 May 15, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended May 15, 2020.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 15, 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.
FiledMay 15, 2000
GrantedNo grant recorded
Term endedMay 15, 2020
Patent numberCA 2308564 A1
Classification (IPC)H04M11/06 +2 more

Timeline

Timeline From CIPO dates

2001200320052007200920112013201520172019Application filedMay 15, 2000Term endedMay 15, 2020

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