Multi-piece solid golf ball

Details Multi-piece solid golf ball Multi-piece solid golf ball

2007-07-17

2007-07-17

Kim, Eugene (Department: 3711)

Games using tangible projectile

Golf

Ball

C473S371000

Reexamination Certificate

active

09511898

ABSTRACT:
A multi-piece solid golf ball is provided which is improved in spin, feeling, and durability, prevents it trajectory from rising or dropping, and offers an increased flight distance. The multi-piece solid golf ball includes a solid core and a cover of two inner and outer layers surrounding the core. The outer cover layer has a surface formed with a plurality of dimples. A product of the Shore D hardness of the inner cover layer multiplied by the Shore D hardness of the outer cover layer and a portion VR(%) of the total of the volumes of dimple spaces each defined below a plane circumscribed by the dimple edge to the overall volume of a phantom sphere given on the assumption that the golf ball surface is free of dimples fall within predetermined ranges.

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Portions of interrogatory response in litigation between Bridgestone and Acushnet related to U.S. Patent No. 6,780,125, pp. 1-7, 11-12 and 37-42.
Portions of supplemental interrogatory response in litigation between Bridgestone and Acushnet related to U.S. Patent No. 6,780,125, pp. 1-4, 7-8, 12, 14-15, 45-51 and B42-50.

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