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Expired Canadian patentCanada

Basketball return device

CA 1253897 A · Owner: Koss, Richard E. · Inventors: Koss, Richard E.

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

A ball return device for aiding in the practice of basketball or other games which require that a ball be returned to the player in order to perform repetitive practice routines. The device comprises a receiving basket which may be placed under a baketball hoop and which directs a ball to a pair of rotating heads operable to propel the ball in the direction of the player. An electronic sensing device is operable to change the position of the return mechanism in response to movement of the player and thereby direct balls to the player as he moves about the court. The propelling heads may be adjusted to change the elevation at which the ball is propelled and further adjusted to change the …

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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

  • Granted May 9, 1989. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 9, 2006.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledNovember 26, 1985
GrantedMay 9, 1989
Term endedMay 9, 2006
Patent numberCA 1253897 A
Classification (IPC)A63B63/08 +1 more

Timeline

Timeline From CIPO dates

1986198919921995199820012004Application filedNov 26, 1985Patent grantedMay 9, 1989Term endedMay 9, 2006

Sources & verification

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