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Canadian application, no grantCanada

Systems and methods for aggregating related inputs using finite-state devices and extracting meaning from multimodal inputs using aggregation

CA 2397466 A1 · Owner: Johnston, Michael J. · Inventors: Johnston, Michael J.; Bangalore, Srinivas

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

When using finite-state methods to represent inputs it is beneficial to , combine, related inputs and to represent combinations of related inputs in the finitestate device. In, multimodal recognition systems and methods that integrate different recognized modes, combining related inputs helps the unification process.

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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 August 12, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended August 12, 2022.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 12, 2024.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledAugust 12, 2002
GrantedNo grant recorded
Term endedAugust 12, 2022
Patent numberCA 2397466 A1
Classification (IPC)G06F3/00 +2 more

Timeline

Timeline From CIPO dates

2003200520072009201120132015201720192021Application filedAug 12, 2002Term endedAug 12, 2022

Sources & verification

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