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:
Mar. 19, 2019
Filed:
Apr. 24, 2017
Applicant:
Bridgestone Sports Co., Ltd., Minato-ku, Tokyo, JP;
Inventors:
Hiroyuki Nagasawa, Chichibushi, JP;
Katsunobu Mochizuki, Chichibushi, JP;
Assignee:
Bridgestone Sports Co., Ltd., Minato-ku, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A63B 45/00 (2006.01); C08J 7/16 (2006.01); A63B 37/00 (2006.01); B29C 71/00 (2006.01); B29C 71/02 (2006.01); B29C 45/14 (2006.01); B29C 45/72 (2006.01); B29K 75/00 (2006.01); B29L 31/54 (2006.01);
U.S. Cl.
CPC ...
A63B 45/00 (2013.01); A63B 37/0022 (2013.01); A63B 37/0023 (2013.01); A63B 37/0027 (2013.01); A63B 37/0031 (2013.01); A63B 37/0033 (2013.01); B29C 45/1459 (2013.01); B29C 45/7207 (2013.01); B29C 71/0009 (2013.01); B29C 71/02 (2013.01); C08J 7/16 (2013.01); B29C 2071/0018 (2013.01); B29K 2075/02 (2013.01); B29L 2031/546 (2013.01); C08J 2375/04 (2013.01);
Abstract
In a golf ball having a core and a cover of one or more layer encasing the core, an outermost layer of the cover is molded of a thermoplastic material selected from the group consisting of polyurethane, polyurea and mixtures thereof, and the surface of the cover is treated with a polyisocyanate compound that is free of organic solvent. A method of manufacturing the golf ball is also described. Such golf balls are endowed with an excellent spin performance and scuff resistance, in addition to which productivity of the golf balls is high.