Patent ID: 8784237

Claim:
A golf ball consisting essentially of: a center formed from a first rubber composition and having a diameter of from 0.75 inches to 1.19 inches, a center hardness of from 60 Shore C to 70 Shore C, a surface hardness of from 75 Shore C to 85 Shore C, and a compression of from 20 to 40; an outer core layer formed from a second rubber composition and having a surface hardness of 80 Shore C or greater; an inner cover layer formed from a thermoplastic composition and having a material hardness of less than 95 Shore C; and an outer cover layer formed from a thermosetting polyurethane or polyurea composition; wherein the surface hardness of the center is at least 10 Shore C units greater than the center hardness; wherein the surface hardness of the outer core layer is at least 20 Shore C units greater than the center hardness; and wherein the surface hardness of the outer core layer is greater than the material hardness of the inner cover layer.