Golf ball

Details Golf ball Golf ball

2008-02-25

2010-12-28

Trimiew, Raeann (Department: 3711)

Games using tangible projectile

Golf

Ball

Reexamination Certificate

active

07857716

ABSTRACT:
In a golf ball, the surface of the core layer has a predetermined number of depressions, and the depressions have a predetermined total volume. By means of the aforesaid structural design, the spin rate of the golf ball is effectively controlled, and the golf ball has the advantages of simple design and high productivity.

REFERENCES:
patent: 698516 (1902-04-01), Kempshall
patent: 712413 (1902-10-01), Richards
patent: 5836834 (1998-11-01), Masutani et al.
patent: 6296578 (2001-10-01), Masutani
patent: 6379270 (2002-04-01), Maruko et al.
patent: 6383091 (2002-05-01), Maruko et al.
patent: 2003/0158000 (2003-08-01), Kennedy et al.

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