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. 13, 2004
Filed:
Dec. 14, 2000
Applicant:
Inventor:
Daniel Murphy, Chicopee, MA (US);
Assignee:
Callaway Golf Company, Carlsbad, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 4/302 ; B29C 3/340 ;
U.S. Cl.
CPC ...
B29C 4/302 ; B29C 3/340 ;
Abstract
The present invention provides a method of making a golf ball with an interior layer having a plurality of outwardly extending protrusions. A plurality of protrusion depressions are machined or otherwise formed on an inner surface of a mold. A center assembly is molded within the mold cavity. The center assembly may be a core comprising a plurality of protrusions on its outer surface or an intermediate layer comprising a plurality of protrusions disposed about a spherical core. A single or multi-layered cover is disposed about the center assembly having the plurality of protrusions.