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Expired Canadian patentCanada

System and method for persistence-vector-based modification of usage rates

CA 2384472 C · Owner: Grob, Matthew Stuart · Inventors: Grob, Matthew Stuart; Pankaj, Rajesh; Bender, Paul E.

CIPO record

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Abstract From the Canadian patent

When a resource of limited capacity is shared by several users it is possible , for the usage rates of the users to exceed the resource's capacity thereby , causing an overload condition. In a system or method according to an embodiment of the invention, at least some of the users have a set of persistence vectors. When an overload condition is detected the usage rate of , at least one of these users is changed at least in part according to the , user's set of persistence vectors.

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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 September 29, 2000 and granted May 10, 2011. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended September 29, 2020.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 29, 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.
FiledSeptember 29, 2000
GrantedMay 10, 2011
Term endedSeptember 29, 2020
Patent numberCA 2384472 C
Classification (IPC)G06F9/46 +2 more

Timeline

Timeline From CIPO dates

2001200320052007200920112013201520172019Application filedSep 29, 2000Patent grantedMay 10, 2011Term endedSep 29, 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.