Patent ID: 8070625
Filing Date: 2011-12-06
Classification: A63B

Abstract:
1. A golf ball comprising: a center formed from a first rubber composition and having a diameter of from 0.50 inches to 1.60 inches and a center hardness of from 45 Shore C to 90 Shore C; an intermediate core layer formed from a thermoplastic composition and having a surface hardness of 40 Shore C or greater; an outer core layer formed from a second rubber composition and having a surface hardness of 45 Shore C or greater; and a cover layer having a surface hardness of 60 Shore D or less; wherein the intermediate core layer having a surface hardness that is greater than both the center hardness of the center and the surface hardness of the outer core layer; and wherein the center, the intermediate core layer, and the outer core layer each have a specific gravity of from 1.05 g/cc to 1.25 g/cc.