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:
Oct. 10, 2000
Filed:
Jun. 27, 1997
Applicant:
Inventors:
Yoshikazu Yabuki, Shirakawa, JP;
Kuniyasu Horiuchi, Kobe, JP;
Assignee:
Sumitomo Rubber Industries, Ltd., Hyogo-ken, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A63B / ;
U.S. Cl.
CPC ...
525221 ; 525201 ; 473365 ; 473372 ; 473378 ; 473385 ;
Abstract
The present invention provides a golf ball having good shot feel, good controllability, high rebound characteristics and good flight performance. The golf ball of the present invention is composed of a core and a cover covering the core, wherein the cover contains an ionomer, prepared by neutralizing a terpolymer of ethylene, acrylic or methacrylic acid and an acrylic ester with magnesium ion, in an amount of 5 to 100% by weight based on the total resin amount of the cover.