Patent ID: 7005098

Claim:
A method of manufacturing a golf ball comprising the steps of: providing a core; forming a a pair of co-injected inner cover hemispheres, each hemisphere comprising inner, outer and intermediate layers, the inner and outer layers of the inner cover comprised of a first material comprising of one or more polymers, the intermediate layer of the inner cover comprised of a second material comprising one or more polymers, wherein the second material of the inner cover has different physical properties than the first material; compression molding the inner cover hemispheres about the core to create an inner cover; forming a pair of co-injected outer cover hemispheres each hemisphere comprising an inner, outer and intermediate layer, the inner and outer layers of the outer cover comprised of a third material comprising of one or more polymers, the intermediate layer of the outer cover comprised of a fourth material comprising one or more polymers, wherein the fourth material of the outer cover has different physical properties than the third material, and compression molding the outer cover hemispheres about the inner cover to create an outer cover, wherein a golf ball is formed having a total of seven layers.