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Canadian application, no grantCanada

Reservation management in a non-uniform memory access (numa) data processing system

CA 2285847 A1 · Owner: Dean, Mark Edward · Inventors: Carpenter, Gary Dale; Glasco, David Brian; Baumgartner, Yoanna

CIPO record

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Abstract From the Canadian patent

A non-uniform memory access (NUMA) computer system includes a plurality of processing, nodes coupled to a node interconnect. The plurality of processing nodes include at least a remote, processing node which contains a processor having an associated cache hierarchy, and a home, processing node. The home processing node includes a shared system memory containing a plurality, of memory granules and a coherence directory that indicates possible coherence states of copies of, memory granules among the plurality of memory granules that are stored within at least one, processing node other than the home processing node. If the processor within the remote processing, node has a reservation …

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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 October 13, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 13, 2019.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 13, 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.
FiledOctober 13, 1999
GrantedNo grant recorded
Term endedOctober 13, 2019
Patent numberCA 2285847 A1
Classification (IPC)G06F12/08 +1 more

Timeline

Timeline From CIPO dates

2000200220042006200820102012201420162018Application filedOct 13, 1999Term endedOct 13, 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.