Bill acceptor
CA 2435485 A1 · Owner: International Currency Technologies Corporation · Inventors: Tsai, Wen-Yuan; Yu, Cheng-Kang
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A bill acceptor is constructed to include a housing the, housing having a base for holding a banknote for examination a, first light emitter adapted to emit infrared light onto the banknote carried on the base of the housing for examination a second light, emitter adapted to emit ultraviolet light onto the banknote for visual examination, an image sensor adapted to pick up infrared light reflected from the banknote carried on the base of the housing and to convert received light signal into image signal and a display, adapted to display image signal obtained from the image sensor for verifying the authenticity of the banknote.
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 July 17, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 17, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 17, 2025.
- 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.