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Expired Canadian patentCanada

Method and apparatus for simulating a factory system

CA 2023935 C · Owner: White, John F. · Inventors: Hickman, Peter K.; White, John F.; Judd, Robert P.

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

A method and apparatus are disclosed which allows a plurality of dissimilar simulation systems to act in a cooperative manner such that they may act to provide a single overall simulation of a system. The system to be simulated is partitioned into these simulation systems and subsequently these systems are networked and synchronized. This interaction of these dissimilar simulation systems is accomplished by a simulation tool which allows a simulation system to route messages to other systems, synchronizes the operation of all simulation systems, allows partitioning elements to be stored and downloaded to these systems, and allows each simulation system to utilize its own native programming …

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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 24, 1990 and granted July 4, 2000. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended August 24, 2010.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 24, 2012.
  • 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 24, 1990
GrantedJuly 4, 2000
Term endedAugust 24, 2010
Patent numberCA 2023935 C
Classification (IPC)G05B17/02 +2 more

Timeline

Timeline From CIPO dates

1991199319951997199920012003200520072009Application filedAug 24, 1990Patent grantedJuly 4, 2000Term endedAug 24, 2010

Sources & verification

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