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Canadian application, no grantCanada

Slow responses in redundant arrays of inexpensive disks

CA 2365694 A1 · Owner: Mann, Bruce E. · Inventors: Trasatti, Philip J.; Mann, Bruce E.; Ywoskus, John A.

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 redundant array includes a plurality of disks a bus coupling the disks, a , receiving device and a device to reconstruct a block stored in one of the disks. The device reconstructs the block with associated data parity blocks from other disks. The device transmits the reconstructed block to the receiving device (110) in response to the one of the disks being slowly responding (106). A method includes requesting a first disk to transmit a first block (104), reconstructing, when necessary the first block from , associated data stored in other disks of a RAID configuration and , transmitting the reconstructed block directly to a receiving device. The transmitting is in response to the …

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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 February 29, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended February 29, 2020.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 1, 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.
FiledFebruary 29, 2000
GrantedNo grant recorded
Term endedFebruary 29, 2020
Patent numberCA 2365694 A1
Classification (IPC)G06F13/38 +1 more

Timeline

Timeline From CIPO dates

2001200320052007200920112013201520172019Application filedFeb 29, 2000Term endedFeb 29, 2020

Sources & verification

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