Patent ID: 8057325

Claim:
A golf ball comprising a core and a cover, wherein the core has an overall diameter of from 1.400 inches to 1.660 inches and comprises: an inner core layer having a diameter of from 0.125 inches to 1.000 inches, an outer surface hardness of from 80 Shore C to 95 Shore C, and formed from a first HNP composition, the first HNP composition having a material hardness of 45 Shore D or greater and comprising a highly neutralized ethylene/(meth)acrylic acid copolymer; an intermediate core layer formed from a rubber composition and having a thickness of from 0.050 inches to 0.400 inches; and an outer core layer having an outer surface hardness less than the outer surface hardness of the inner core layer, and formed from a second HNP composition, the second HNP composition having a material hardness of 55 Shore D or less and comprising a highly neutralized ethylene/(meth)acrylic acid/alkyl (meth)acrylate copolymer.