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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.:

US 12655276 B1

PDFFull Text
Date of Patent:
Jun. 16, 2026

Filed:

Jan. 24, 2023

Rubber composition for golf ball, and golf ball

Applicant:

Bridgestone Sports Co., Ltd., Tokyo, JP;

Inventor:

Jun Shindo, Chichibushi, JP;

Assignee:

BRIDGESTONE SPORTS CO., LTD., Tokyo, JP;

Attorney:

Sughrue Mion, PLLC

Primary Examiner:

Raeann Gorden

Int. Cl.
CPC ...
A63B 37/06 (2006.01); A63B 37/00 (2006.01); C08F 4/44 (2006.01); C08K 5/101 (2006.01); C08K 5/14 (2006.01); C08L 9/00 (2006.01); C08L 23/12 (2006.01); C08L 81/02 (2006.01);
U.S. Cl.
CPC ...
C08L 9/00 (2013.01); A63B 37/0023 (2013.01); A63B 37/0063 (2013.01); C08F 4/44 (2013.01); C08K 5/101 (2013.01); C08K 5/14 (2013.01); C08L 23/12 (2013.01); C08L 81/02 (2013.01);
Abstract

The present invention provides the rubber composition for a golf ball comprising (a) a base rubber, (b) a co-crosslinking agent which is an α,β-unsaturated carboxylic acid or a metal salt thereof or both, (c) a crosslinking initiator, and (d) an alcohol, wherein the amount of component (d) is from 0.1 to 10 parts by weight per 100 parts by weight of the base rubber (a) and the compounding ratio between component (b) and component (c) is set to at least 60 of E value that is represented by 'E=the molar amount of component (b)/the molar amount of the active oxygen of component (c), and a golf ball using the rubber composition, in order to achieve the object that good durability of the golf ball to impact is maintained.

Find Patent Forward Citations

Shindo, Jun. (2026). Rubber composition for golf ball, and golf ball (U.S. Patent No. 12655276). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12655276

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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