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Expired Canadian patentCanada

Scheduling a shared resource among synchronous and asynchronous packet flows

CA 2482430 C · Owner: Mingozzi, Enzo · Inventors: Scarrone, Enrico; Mingozzi, Enzo; Stea, Giovanni

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Abstract From the Canadian patent

Each synchronous flow (i=1, 2, ... Ns) is associated to a respective synchronous capacity value (Hi) that is related the period of time for which a synchronous flow can be serviced before the server moves on. This value can be selected either according to a local allocation criteria or according to a global allocation criteria. Each asynchronous flow (i=1 2, ... NA) s is , associated to a respective first value indicating the delay to be made up so that the respective queue has the right to be serviced and to another value indicating the instant in which the server visited the respective queue in the previous cycle. Each queue associated to a synchronous flow (h) is then serviced …

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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 July 1, 2002 and granted October 1, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended July 1, 2022.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 1, 2024.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJuly 1, 2002
GrantedOctober 1, 2013
Term endedJuly 1, 2022
Patent numberCA 2482430 C
Classification (IPC)H04L12/64

Timeline

Timeline From CIPO dates

2003200520072009201120132015201720192021Application filedJuly 1, 2002Patent grantedOct 1, 2013Term endedJuly 1, 2022

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