The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 14, 2005
Filed:
Jul. 19, 2001
Takashi Sasaki, Kobe, JP;
Akira Kato, Kobe, JP;
Takashi Sasaki, Kobe, JP;
Akira Kato, Kobe, JP;
Sumitomo Rubber Industries, Ltd., Kobe, JP;
Abstract
A golf ball is provided that is soft and thus provides an excellent shot feeling, the golf ball exhibiting less deterioration in impact resilience and a superior spin characteristic. The golf ball is further superior in burr resistance and scuff resistance when being shot by an iron club. The golf ball is formed of a core and a cover surrounding the core and the cover composition contains a polymer component including 10 to 80 parts by weight of an ethylene-(meth)acrylic acid copolymer-based ionomer resin (Component A), 0 to 60 parts by weight of an ethylene-(meth)acrylic acid-(meth)acrylic acid ester ternary copolymer-based ionomer resin (Component B), and 5 to 60 parts by weight of a thermoplastic elastomer containing a styrene block (Component C). The cover composition has a shore D hardness of 40 to 60.