Method and system using a bitmap for passing contactless payment card transaction variables in standardized data formats
CA 2573807 C · Owner: Mastercard International Incorporated · Inventors: Smets, Patrik; Van De Velde, Eddy Lodewijk Hortensia
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An electronic payment system is configured to process both proximity payment card type and magnetic stripe card type transactions. The magnetic stripe card transaction data is communicated between cards readers, and transactions , authorizing or approving parties in common industry ISO 7811 standard data structures or tracks. The proximity payment card transaction data such a dynamic authentication codes are placed in unused space in the same standard formatted data structures. The availability of unused space varies with card issuer or vendor. An issuer-specific bitmap provides an index to the available space in discretionary data fields in magnetic stripe tracks. The bitmap also …
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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 July 15, 2005 and granted August 16, 2016. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended July 15, 2025.
- Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
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Timeline
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Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.