Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Reexamination Certificate
2006-02-28
2006-02-28
Buttner, David J. (Department: 1712)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
C473S373000, C473S374000, C473S376000
Reexamination Certificate
active
07005479
ABSTRACT:
The invention relates to a golf ball comprising a core, an intermediate layer disposing around the core, and a cover including at least one layer that includes a polyurethane or polyurea polymer. The intermediate layer is preferably rigid and has a durometer hardness of greater than at least 80 Shore C or at least 55 Shore D. The intermediate layer preferably includes a diene polymer. Alternatively, the intermediate layer includes a cast or RIM thermoset polyurethane, polyurea, polyurethane-ionomer, epoxy or blends thereof.
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Ladd Derek A
Morgan William E
Sullivan Michael J
Acushnet Company
Buttner David J.
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