Games using tangible projectile – Golf – Ball
Reexamination Certificate
2005-09-06
2005-09-06
Gordon, Raeann (Department: 3711)
Games using tangible projectile
Golf
Ball
Reexamination Certificate
active
06939251
ABSTRACT:
Disclosed is a golf ball having a cover formed from a thermoplastic polyurethane material which can be recycled for molding, which exhibits high restitution, and which exhibits excellent scuff resistance. The cover is formed from a composition (D) containing, as predominant components, the following components (A), (B) and (C):(A) a thermoplastic polyurethane material,(B) a thermoplastic polyamide, and(C) an isocyanate mixture in which an isocyanate compound (c-1) having at least two isocyanate groups serving as functional groups in the molecule is dispersed in a thermoplastic resin (c-2) which is substantially non-reactive with the isocyanate groups.
REFERENCES:
patent: 5252652 (1993-10-01), Egashira et al.
patent: 5585152 (1996-12-01), Tamura et al.
patent: 6747100 (2004-06-01), Ichikawa et al.
patent: 2003/0027666 (2003-02-01), Watanabe et al.
Ichikawa Yasushi
Nagasawa Hiroyuki
Takesue Rinya
Bridgestone Sports Co. Ltd.
Gordon Raeann
LandOfFree
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