System, method, and computer program product for smart card to smart card transactions
CA 2313312 A1 · Owner: Crabtree, Walden · Inventors: Lowery, Ted B.; Crabtree, Walden
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A smart card terminal (910, 920, 930, 940) receives a first smart card and deducts value from the smart card. The value to be deducted is determined by a smart card holder and is relayed to a smart card terminal (910 920, 930, 940), via a user interface on the smart card terminal. If a single slot smart card terminal is utilized for a transfer between smart cards, then the terminal deducts the value from the first smart card that is then removed from the slot. The transaction is completed when a second smart card is inserted into the slot and the value deducted from the first card is written onto the second card. If a multiple slot smart card terminal is utilized then the first smart card …
Read the whole patent
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 June 30, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 30, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 30, 2022.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
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.