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. 04, 2003
Filed:
Jul. 17, 2000
Applicant:
Inventors:
Assignee:
Bridgestone Sports Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A63B 3/706 ;
U.S. Cl.
CPC ...
A63B 3/706 ;
Abstract
A multilayer solid golf ball comprising a core and a cover of four layers is characterized in that the core undergoes a deflection of 2.5-5.5 mm under an applied load of 100 kg, the difference in hardness between a first layer of the cover enclosing the core and a second layer of the cover enclosing the first layer is at least 5 Shore D hardness units, the second layer has a Shore D hardness of up to 52, a third layer of the cover enclosing the second layer is harder than the second layer and a fourth layer of the cover enclosing the third layer.