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Expired Canadian patentCanada

Method of coin detection and bag stopping for a coin sorter

CA 2419940 C · Owner: Stieber, Jon R. · Inventors: Stieber, Jon R.; Zwieg, Robert L.; Murphy, Thomas S.

CIPO record

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Abstract From the Canadian patent

A coin handling machine (10) has a coin sorting member (12) with a plurality of sorting openings (15, 16, 17, 18, 19 20) by which respective denominations of coins (14) are sorted, having a coin driving member (21) with webs (22) for moving the coins to the coin sorting openings (15 16, 17, 18, 19, 20), having , a motor (60) coupled to the coin driving member (21) and having a brake (65) , for stopping the motor (60) the coin handling machine (10). A coin imaging sensor (40) optically measures at least a portion of a coin (14) and transmits dimensional data for identifying coins by denomination. A main controller (120) receives the dimensional data and counts each coin for bag …

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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 August 31, 2001 and granted April 9, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended August 31, 2021.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 31, 2023.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledAugust 31, 2001
GrantedApril 9, 2013
Term endedAugust 31, 2021
Patent numberCA 2419940 C
Classification (IPC)G07D3/16 +2 more

Timeline

Timeline From CIPO dates

2002200420062008201020122014201620182020Application filedAug 31, 2001Patent grantedApril 9, 2013Term endedAug 31, 2021

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Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.