Method and system for authorizing use of a transaction card
CA 2473288 A1 · Owner: Pitney Bowes Inc. · Inventors: Wronski, John S. Jr.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A method of authorizing purchases by an owner of an account previously established with a bank where the owner wants to purchase an item from a merchant. The method including the step(s) of : (i) providing a plurality of authorization parameters (204) potentially available for use in calculating an authorization code (206) associated with a transaction to purchase the item; (ii) establishing the respective authorization parameter data for each of the selected authorization parameters; (iv) calculating the authorization code corresponding to the established authorization parameter data (206); (v) providing the authorization code to the owner (208); (vi) receiving the authorization …
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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 November 18, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 18, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 18, 2024.
- 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.