05458329 is referenced by 19 patents and cites 9 patents.

The game ball is a prolate spheroid ball like an American football. It is of smaller size and lighter weight to be used by young people. The ball is characterized by a straight unobstructed cylindrical hole through the center. In one embodiment fins are provided on the outside to spin the ball. The fins are at an angle of 13 to 22 degrees to the ball's longitudinal axis and may be adjustable. In another embodiment, the ball may have axial or spiral holes therethrough radially outward from the center hole.

Title
Play prolate spheroid game ball
Application Number
8/285822
Publication Number
5458329
Application Date
August 4, 1994
Publication Date
October 17, 1995
Inventor
Derek J Gable
7246 Avenida Alisima, Rancho Palos Verdes, 90274
CA, US
Earl K Bushman
131 McLaren St., Henderson, 89014
NV, US
Agent
Allen A Dicke Jr
IPC
A63B 41/00
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