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Canadian application, no grantCanada

Distributed network storage system with virtualization

CA 2486994 A1 · Owner: Lefthand Networks, Inc. · Inventors: Hayden, Mark G.

CIPO record

Overview

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

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Abstract From the Canadian patent

The present invention is directed to a data storage system (10) for use in achieving distributed data storage over a computer network (18). One embodiment of the data storage system comprises a storage server system that is comprised of one or more storage servers (20) that each provide data storage, a management server system (24) that is comprised of one or more management servers that each provide management functionality relating to the storage server system, and a driver that is capable of being associated each of the application clients (14) that are to utilize the data storage system. A data storage configuration identifier structure whose value is updated when there is a …

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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 30, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended May 30, 2023.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 30, 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 30, 2003
GrantedNo grant recorded
Term endedMay 30, 2023
Patent numberCA 2486994 A1
Classification (IPC)G06F15/17

Timeline

Timeline From CIPO dates

2004200620082010201220142016201820202022Application filedMay 30, 2003Term endedMay 30, 2023

Sources & verification

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