Non-contacting type radio frequency recognizing credit card system
CA 2197347 C · Owner: Lee, Ho Yun · Inventors: Jun, Young Sam; Lee, Ho Yun
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A non-contacting type radio frequency recognizing credit card system is disclosed. In the conventional credit card system the card recognition is , carried out by contactingly inserting a credit card (40) into a card reader which is connected to a card managing company. Therefore the card may be , damaged, and the card recognition time is extended. The non-contacting type radio frequency recognizing credit card system according to the present invention includes: an RF card (40) for being activated by receiving radio frequency from a card terminal (70) so as to transmit its own card number to the card terminal through a radio frequency; the card terminal radiating a radio frequency to …
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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 29, 1996 and granted October 5, 1999. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended April 29, 2016.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 29, 2018.
- 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.