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Expired Canadian patentCanada

Bowling game apparatus

CA 2574201 C · Owner: Ochi, Yasushi · Inventors: Ochi, Yasushi

CIPO record

Overview

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

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Abstract From the Canadian patent

Bowling game apparatus allowing even children of little strength to obtain high , score by strikes and spares The bowling game apparatus comprising an approach as an area where players roll a ball a lane extending from the , approach and on which the ball the players bowl rolls a plurality of pins , arranged , and placed on the end of the lane and trough-like gutters is further provided with , pin toppling means (20) for overturning several pins individually bowling , ball , detectors (35) for detecting a ball rolling down the lane controllers (41), (45) for , timing the actuation of pin toppling means (20) to the collision of the ball with the , pins on the basis of a detection signal …

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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 May 26, 2005 and granted February 12, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended May 26, 2025.
  • Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMay 26, 2005
GrantedFebruary 12, 2013
Term endedMay 26, 2025
Patent numberCA 2574201 C
Classification (IPC)A63D5/08 +2 more

Timeline

Timeline From CIPO dates

2006200820102012201420162018202020222024Application filedMay 26, 2005Patent grantedFeb 12, 2013Term endedMay 26, 2025

Sources & verification

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