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:
Apr. 12, 2005
Filed:
Dec. 27, 2002
Applicant:
Satoshi Iwami, Kobe, JP;
Inventor:
Satoshi Iwami, Kobe, JP;
Assignee:
Sumitomo Rubber Industries, Ltd., Hyogo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A63B037/12 ;
U.S. Cl.
CPC ...
Abstract
A golf ball providing rebound performance, spin performance, resistance to abrasion and anti-wearability in an excellent balance is formed of a core and a cover arranged to cover the core and formed mainly of diene rubber having a smaller trans structure content before it is crosslinked than after it is crosslinked, in particular by 2 to 20%. The diene rubber is preferably polybutadiene rubber and as the cover's co-crosslinking agent a metallic salt of α,β-ethylene unsaturated carboxylic acid is used.