Patent ID: 9446289
Filing Date: 2016-09-20
CPC Classification: A63B

Claim Text:
1. A golf ball, comprising: a core center comprising a shell with a thickness of from about 1 mm to about 6 mm defining an interior space from about 12 mm to about 24 mm in diameter, wherein the shell comprises a first thermoplastic material having a first flexural modulus less than about 15,000 psi; a core layer disposed radially outward from the core center, wherein the core layer has a thickness of at least about 5 mm and comprises a second thermoplastic material having a second flexural modulus up to about 15,000 psi and a specific gravity of at least about 1.5; and a cover disposed radially outward of the core layer and forming an outermost layer of the golf ball, wherein the cover comprises a third thermoplastic material having a third flexural modulus up to about 5,000 psi; wherein the second flexural modulus is greater than the first flexural modulus and the first flexural modulus is greater than the third flexural modulus, wherein one of the first thermoplastic material and the second thermoplastic material comprises an ionomer resin.