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:
Jul. 01, 2014
Filed:
Oct. 26, 2010
Hideo Watanabe, Chichibushi, JP;
Junji Umezawa, Chichibushi, JP;
Hideo Watanabe, Chichibushi, JP;
Junji Umezawa, Chichibushi, JP;
Bridgestone Sports Co., Ltd., Tokyo, JP;
Abstract
A multi-piece solid golf ball having a core, an envelope layer formed of an inner envelope layer, an intermediate envelope layer and an outer envelope layer, an intermediate layer, and a cover having a plurality of dimples on a surface thereof, arranged in that order. The three envelope layers, intermediate layer and cover are each formed primarily of a resin material of the same or different types. The core is formed primarily of a rubber material, and has a material hardness same as or lower than the core center hardness. One of the inner layers has a material hardness higher than the cover material hardness and/or the average core hardness. The golf ball has excellent flight performance, excellent controllability in the short game, a good feel on impact and excellent scuff resistance.