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Expired Canadian patentCanada

Process for providing timely quality indication of market trades

CA 2578655 C · Owner: Nyse Group, Inc. · Inventors: Landmark, Nicolay; Hansen, Peter; Kragh, Lars

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Abstract From the Canadian patent

Real time or near real time assessment of the quality of securities transactions is accomplished by intercepting order and execution communications between trader and broker comparing the execution data with , contemporaneous market data relative to the transaction or transactions involved, and informing the trader of that comparison. This is accomplished without interrupting or impeding the trader-broker communications except that , a broker-trader communication may if desired, be interrupted and relevant data aggregated until the aggregate reaches a desired value. It is preferred that the comparison be between the volume-weighted average price of the securities transaction and 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 April 15, 2005 and granted January 22, 2019. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended April 15, 2025.
  • Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledApril 15, 2005
GrantedJanuary 22, 2019
Term endedApril 15, 2025
Patent numberCA 2578655 C
Classification (IPC)G06Q40/04

Timeline

Timeline From CIPO dates

2006200820102012201420162018202020222024Application filedApril 15, 2005Patent grantedJan 22, 2019Term endedApril 15, 2025

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