Secure postage payment system and method
CA 2225443 A1 · Owner: Brookner, George · Inventors: Mechler, David; Schwartz, Robert; Brown, Michael
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
In a postage payment system (100), a secure integrated circuit (IC) card (180) is used to manage postage funds, and create encrypted postage indicia (305 605, 705). Among other things, the system (100) is capable of performing charge-back accounting of postage expenses and generating mail contents (300). In accordance with an aspect of the invention the postage indicia (305, 605, 705) are applied to selected locations on the mail contents (300) while they are being generated. In the preferred embodiment each mail content (300) is , placed in a window envelope (340) such that the postage indicium (305 605, 705) on the mail content (300) exposes through a window (347) of the envelope …
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 April 23, 1997. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 23, 2017.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 23, 2019.
- 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.