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:
Jan. 08, 2019
Filed:
Nov. 08, 2017
Applicant:
Bridgestone Sports Co., Ltd., Minato-ku, Tokyo, JP;
Inventors:
Jun Shindo, Chichibu, JP;
Tsuyoshi Nakajima, Chichibu, JP;
Assignee:
Bridgestone Sports Co., Ltd., Minato-ku, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A63B 37/02 (2006.01); A63B 37/04 (2006.01); A63B 37/06 (2006.01); A63B 37/00 (2006.01); B29C 45/14 (2006.01); B29C 44/08 (2006.01); B29L 31/54 (2006.01); B29K 9/00 (2006.01); B29K 105/16 (2006.01); B29K 509/02 (2006.01); B29K 75/00 (2006.01); B29C 44/04 (2006.01); B29K 101/12 (2006.01); B29K 105/04 (2006.01); B29K 105/24 (2006.01);
U.S. Cl.
CPC ...
A63B 37/02 (2013.01); A63B 37/005 (2013.01); A63B 37/008 (2013.01); A63B 37/0051 (2013.01); A63B 37/0074 (2013.01); A63B 37/0082 (2013.01); B29C 44/08 (2013.01); B29C 45/14819 (2013.01); A63B 2037/065 (2013.01); B29C 44/04 (2013.01); B29K 2009/00 (2013.01); B29K 2075/00 (2013.01); B29K 2101/12 (2013.01); B29K 2105/041 (2013.01); B29K 2105/16 (2013.01); B29K 2105/24 (2013.01); B29K 2509/02 (2013.01); B29L 2031/546 (2013.01);
Abstract
The invention provides a golf ball having a core and a cover of one or more layer encasing the core, wherein the core is formed of a rubber composition that includes a base rubber, a co-crosslinking agent and an organic peroxide. The core has a center portion and a surface portion that are unfoamed regions, and has an intermediate portion that contains a foamed region. A method of manufacturing such a golf ball is also provided.