Abstract: A dimple pattern for a golf ball with multiple sets of dimples is disclosed herein. Each of the multiple sets of dimples has a different entry radius. A preferred set of dimples is eighteen different dimples. The dimples may cover as much as eighty-seven percent of the surface of the golf ball. The unique dimple pattern allows a golf ball to have shallow dimples with steeper entry angles. In a preferred embodiment, the golf ball has 382 dimples with eleven different diameters and eighteen different entry radii.

Abstract: A mold for casting a cover for a golf ball is disclosed herein. The mold is composed of a first mold half and a second mold half. Each mold half has an internal hemispherical cavity and a plurality of recesses in flow communication with the internal hemispherical cavity. The recesses are preferably concave on one side of the parting line and convex on the opposing side of the parting line. Preferably, the mold assembly is utilized to mold a polyurethane cover on a golf ball precursor product.

Abstract: The present invention is a golf ball that has a coefficient of restitution at 143 feet per second that is greater than 0.8015, and an USGA initial velocity less than 255.0 feet per second. The golf ball is preferably a solid three-piece golf ball with a thermosetting polyurethane cover, an ionomer blend intermediate layer and a polybutadiene core.

Abstract: The present invention is a golf ball that has a coefficient of restitution that is greater than 0.8015 at 143 feet per second, and an USGA initial velocity less than 255.0 feet per second. The golf ball has a solid three-piece golf ball with a polybutadiene core, an ionomer blend intermediate layer, and a thermosetting polyurethane cover, with an aerodynamic surface geometry. The golf ball has an innersphere with a plurality of lattice members interconnected to form a plurality of polygons. Each of the lattice members has apex, such that the golf ball conforms with the USGA's golf ball diameter requirement of 1.680 inches.

Abstract: A dimple pattern for a golf ball with multiple sets of dimples is disclosed herein. Each of the multiple sets of dimples has a different entry radius. A preferred set of dimples is eighteen different dimples. The dimples may cover as much as eighty-seven percent of the surface of the golf ball. The unique dimple pattern allows a golf ball to have shallow dimples with steeper entry angles. In a preferred embodiment, the golf ball has 382 dimples with eleven different diameters and eighteen different entry radii.

Abstract: A dimple pattern for a golf ball with multiple sets of dimples is disclosed herein. Each of the multiple sets of dimples has a different diameter. A preferred set of dimples is twelve different dimples. The dimples may cover as much as eighty-seven percent of the surface of the golf ball. The unique dimple pattern allows a golf ball to have shallow dimples with steeper entry angles. In a preferred embodiment, the golf ball has 382 dimples covering ninety percent of the surface.

Abstract: A golf ball having a sinusoidal surface is disclosed. The golf ball has a sinusoidal structure. The golf ball of the present invention conforms with the 1.68 inches diameter requirement for USGA approved golf balls. The interconnected sine waves form a sinusoidal structure in the preferred embodiment. The preferred embodiment has a parting line that alternates upward and downward along a sine wave.

Abstract: A mold for casting a cover for a golf ball is disclosed herein. The mold is composed of a first mold half and a second mold half. Each mold half has an internal hemispherical cavity and a plurality of recesses in flow communication with the internal hemispherical cavity. The recesses are preferably concave on one side of the parting line and convex on the opposing side of the parting line. Preferably, the mold assembly is utilized to mold a polyurethane cover on a golf ball precursor product.

Abstract: The present invention is a golf ball that has a coefficient of restitution at 143 feet per second that is greater than 0.8015, and an USGA initial velocity less than 255.0 feet per second. The golf ball is preferably a solid three-piece golf ball with a thermosetting polyurethane cover, an ionomer blend intermediate layer and a polybutadiene core.

Abstract: A dimple pattern for a golf ball with multiple sets of dimples is disclosed herein. Each of the multiple sets of dimples has a different diameter. A preferred set of dimples is twelve different dimples. The dimples may cover as much as eighty-seven percent of the surface of the golf ball. The unique dimple pattern allows a golf ball to have shallow dimples with steeper entry angles. In a preferred embodiment, the golf ball has 382 dimples covering ninety percent of the surface.

Abstract: A golf ball having a sinusoidal surface is disclosed. The golf ball has a sinusoidal structure. The golf ball of the present invention conforms with the 1.68 inches diameter requirement for USGA approved golf balls. The interconnected sine waves form a sinusoidal structure in the preferred embodiment. The preferred embodiment has a parting line that alternates upward and downward along a sine wave.

Abstract: A curative blend for a thermosetting polyurethane material that allows for a polyurethane material with greater durability is disclosed herein. The curative blend is composed of 4,4′-methylenebis-(2,6-diethyl)-aniline and a second curing agent selected from the group consisting of N,N′-bis-alkyl-p-phenylenediamine, N,N′-dialkylamino-diphenylmethane with tetrapropoxylated ethylenediamine and an aliphatic diamine. A preferred polyurethane prepolymer is polytetramethylene ether glycol terminated toluene diisocyanate prepolymer. The thermosetting polyurethane is preferably utilized as a cover for a golf ball. The cover is preferably formed over a core and boundary layer.

Abstract: A mold for casting a cover for a golf ball is disclosed herein. The mold is composed of a first mold half and a second mold half. Each mold half has an internal hemispherical cavity and a plurality of recesses in flow communication with the internal hemispherical cavity. The recesses are preferably concave on one side of the parting line and convex on the opposing side of the parting line. Preferably, the mold assembly is utilized to mold a polyurethane cover on a golf ball precursor product.

Abstract: A dimple pattern for a golf ball with multiple sets of dimples is disclosed herein. Each of the multiple sets of dimples has a different entry radius. A preferred set of dimples is eighteen different dimples. The dimples may cover as much as eighty-seven percent of the surface of the golf ball. The unique dimple pattern allows a golf ball to have shallow dimples with steeper entry angles. In a preferred embodiment, the golf ball has 382 dimples with eleven different diameters and eighteen different entry radii.

Abstract: The present invention is a golf ball that has a coefficient of restitution at 143 feet per second that is greater than 0.8015, and an USGA initial velocity less than 255.0 feet per second. The golf ball is preferably a solid three-piece golf ball with a thermosetting polyurethane cover, an ionomer blend intermediate layer and a polybutadiene core.

Abstract: A golf ball having a thermosetting polyurethane cover composed of a blend of polyurethane prepolymers is disclosed herein. The blend may be a dual blend with a TDI-based polyurethane prepolymer blended with a second diisocyanate polyurethane prepolymer, typically a PPDI-based polyurethane prepolymer. The blend may also be a tri-blend with a TDI-based polyurethane prepolymer blended with two other diisocyanate polyurethane prepolymers, typically two different PPDI-based polyurethane prepolymers. The golf ball has a durability of at least 3.5 on a shear test rating of the cover.

Abstract: The present invention is a golf ball having a core, a cover and a lattice structure aerodynamic pattern. The core has a diameter of 1.53 inches to 1.55 inches, and a PGA compression of 60 to 75 points. The cover has a thickness of 0.060 inch to 0.090 inch. The cover has a Shore D hardness less than 58 as measured on the golf ball. The golf ball has a COR that is greater than 0.782 points at 143 feet per second.

Abstract: A golf ball having a sinusoidal surface is disclosed. The golf ball has a sinusoidal structure. The golf ball of the present invention conforms with the 1.68 inches diameter requirement for USGA approved golf balls. The interconnected sine waves form a sinusoidal structure in the preferred embodiment. The preferred embodiment has a parting line that alternates upward and downward along a sine wave.

Abstract: A golf ball mold having non-planar parting lines and a method for forming a cover using such mold are disclosed herein. The mold has a pair of mold halves, and each mold half has a non-planar perimeter. The non-planar perimeter has alternating extensions and indentations. Each of the extensions has an apex that may be curved, and each of the indentations has a depression that may be curved. The mold may be used in compression molding, injection molding and cast molding a layer on a golf ball. The mold may be used to produce golf balls having non-dimpled surfaces.

Abstract: The present invention is a golf ball having a core, a cover and a lattice structure aerodynamic pattern. The core has a diameter of 1.53 inches to 1.55 inches, and a PGA compression of 60 to 75 points. The cover has a thickness of 0.060 inch to 0.090 inch. The cover has a Shore D hardness less than 58 as measured on the golf ball. The golf ball has a COR that is greater than 0.782 points at 143 feet per second.