Golf ball

Games using tangible projectile – Golf – Ball

Reexamination Certificate

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Reexamination Certificate

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07077764

ABSTRACT:
A golf ball comprising a core and a cover formed of a cover resin composition is characterized in that the core has a hardness corresponding to a compressive deflection amount of at least 3.5 mm when the load applied thereto is increased from an initial load of 10 kgf to a final load of 130 kgf, the cover resin composition has a melt flow rate of at least 3 as measured according to JIS K7210, and the cover has a gage of up to 1.7 mm. The golf ball has a soft feel, offers superior flight performance to even those golf players with a low head speed of 35 m/s or less, and is improved in durability to repeated impact and moldability.

REFERENCES:
patent: 5645496 (1997-07-01), Endo et al.
patent: 5695413 (1997-12-01), Yamagishi et al.
patent: 5792009 (1998-08-01), Maruko
patent: 6194505 (2001-02-01), Sone et al.
patent: 2002/0183135 (2002-12-01), Tsunoda et al.
patent: 2003/0125136 (2003-07-01), Iwami et al.
patent: 2004/0053710 (2004-03-01), Lacroix et al.
patent: 08-294549 (1996-11-01), None
patent: 11-035633 (1999-02-01), None
patent: 11-164912 (1999-06-01), None
patent: 2002-293996 (2002-10-01), None
patent: 2003-175128 (2003-06-01), None

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