Patent 5732945 Issued on March 31, 1998. Estimated Expiration Date: July 18, 2016. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
A toy maze comprising a container with a ball having a plurality of passage levels with vertically extending wall segments forming passageways. Each level is separated by a tray having a plurality of apertures, some of which are trap-holes with a mechanism for limiting the movement of the ball to only one direction.In a preferred embodiment of the toy maze of the present invention, the mechanism for limiting the movement of the ball to only one direction comprises at least one flexible flap which flexes to permit the ball to pass through an aperture from one level to the next level and resiliently blocks reverse movement of the ball.