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Expired Canadian patentCanada

Identity-based distributed computing for device resources

CA 2428481 C · Owner: Alles, David · Inventors: Alles, David; Moore, George M.

CIPO record

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

A system, method and related data structures for discovering and describing computing resources available at various computing devices and for exposing those resources as services that are addressable by software applications. The data describing the resources is arranged according to an identity-based schema. The computing resources may include for example, storage capacity, bandwidth processing power, input methods and mechanism and rendering methods. The method and system are identity-based whereby a user (with an identity) has access to the distributed resources commensurate with that identity.

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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 12, 2003 and granted November 29, 2011. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended May 12, 2023.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 12, 2025.
  • 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 12, 2003
GrantedNovember 29, 2011
Term endedMay 12, 2023
Patent numberCA 2428481 C
Classification (IPC)G06F15/16 +2 more

Timeline

Timeline From CIPO dates

2004200620082010201220142016201820202022Application filedMay 12, 2003Patent grantedNov 29, 2011Term endedMay 12, 2023

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