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:
Feb. 24, 2009
Filed:
Oct. 18, 2007
Thomas J. Kennedy, Iii, Wilbraham, MA (US);
Michael J. Tzivanis, Chicopee, MA (US);
Viktor Keller, Beverly Hills, FL (US);
William M. Risen, Jr., Rumford, RI (US);
Mark L. Binette, Ludlow, MA (US);
John L. Nealon, Springfield, MA (US);
Thomas J. Kennedy, III, Wilbraham, MA (US);
Michael J. Tzivanis, Chicopee, MA (US);
Viktor Keller, Beverly Hills, FL (US);
William M. Risen, Jr., Rumford, RI (US);
Mark L. Binette, Ludlow, MA (US);
John L. Nealon, Springfield, MA (US);
Callaway Golf Company, Carlsbad, CA (US);
Abstract
Disclosed herein is a multi-layer golf ball having a soft outer cover. The golf ball has an inner cover layer with a Shore D hardness of 60 or more, and an outer cover with a Shore D hardness of 55 or less, and more preferably 50 or less. In a particularly preferred form of the invention, the outer cover comprises one or more polyurethane materials. The golf ball of the invention has exceptionally soft feel and high spin rates on short shots of 80 yards or less, and particularly, 40 yards or less, while maintaining good distance and average spin on full shots.