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Expired Canadian patentCanada

Banknote centering device for a validator

CA 2235916 C · Owner: Onipchenko, Alexander · Inventors: Onipchenko, Alexander; Bukhman, Sergey; Schwartz, Vladimir A.

CIPO record

Overview

Drawings and full text

Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

A banknote centering device uses a clutch arrangement to limit inward movement of side engaging plates used to center a banknote. The clutch also allows a fixed cycle motor to be used for both inward and outward movement of the side engaging numbers. The resistance of the banknote to buckling in the slot is sufficient to cause the clutch to slip. The device is rugged easy to produce, and has proven very reliable.

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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 24, 1998 and granted April 1, 2003. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended April 24, 2018.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 24, 2020.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledApril 24, 1998
GrantedApril 1, 2003
Term endedApril 24, 2018
Patent numberCA 2235916 C
Classification (IPC)B65H9/10

Timeline

Timeline From CIPO dates

1999200120032005200720092011201320152017Application filedApril 24, 1998Patent grantedApril 1, 2003Term endedApril 24, 2018

Sources & verification

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