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Expired Canadian patentCanada

Method, system and article of manufacture for parallel, remote administration of mirrored and alternate volume groups in a distributed data processing system

CA 2270500 C · Owner: Chase-Salerno, Michael S. · Inventors: Chase-Salerno, Michael S.; Ferri, Richard

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Abstract From the Canadian patent

A method, system and article of manufacture for remotely administering one or more nodes, of a distributed data processing system to provide mirroring of operating system images and/or, designating of alternate volume groups for the one or more nodes. A new data class is defined in, a system data repository (SDR) coupled to a control node of the distributed system. A set of, commands are provided to initiate and discontinue mirroring from the control node on a nodal, volume group, along with designating alternate volume groups for remote installation on one or more, nodes of the system in parallel. An interface to add delete, modify or , display information about nodal volume groups …

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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 April 30, 1999 and granted July 8, 2003. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended April 30, 2019.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 30, 2021.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledApril 30, 1999
GrantedJuly 8, 2003
Term endedApril 30, 2019
Patent numberCA 2270500 C
Classification (IPC)G06F15/16

Timeline

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2000200220042006200820102012201420162018Application filedApril 30, 1999Patent grantedJuly 8, 2003Term endedApril 30, 2019

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