Patent ID: 7371192
Filing Date: 2008-05-13
Classification: A63B,B29C,B29K

Abstract:
1. A golf ball comprising: a core comprised of an inner core and an outer core, a thin dense layer disposed around the outer core and a cover disposed about the thin dense layer; wherein said thin dense layer has a thickness between about 0.001 and about 0.050 inches and a specific gravity of greater than 1.8; wherein said inner core comprises a specific-gravity-reducing agent, has a diameter from about 0.50 inch to about 1.54 inches and has a specific gravity of less than 0.9, and wherein the outer core has thickness of about 0.05 inch to about 0.575 inch, has a specific gravity of about 0.5 to about 1.05 and is substantially free of fillers.