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.

Date of Patent:
Oct. 10, 2017

Filed:

Jun. 08, 2015
Applicant:

Dunlop Sports Co., Ltd., Kobe, JP;

Inventors:

Keith F. Dolezel, Huntington Beach, CA (US);

Sharon J. Park, Huntington Beach, CA (US);

Ryan J. A. Ritchie, Huntington Beach, CA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A63B 53/04 (2015.01); A63B 60/52 (2015.01); A63B 53/00 (2015.01);
U.S. Cl.
CPC ...
A63B 53/047 (2013.01); A63B 60/52 (2015.10); A63B 53/04 (2013.01); A63B 53/0466 (2013.01); A63B 2053/005 (2013.01); A63B 2053/0408 (2013.01); A63B 2053/0433 (2013.01); A63B 2053/0479 (2013.01);
Abstract

A correlated set of golf club heads is provided. The set of golf clubs has a first club head that, when oriented in a reference position, includes: a first loft angle, a first heel portion, a first toe portion opposite the first heel portion, a first top portion, and a first sole portion that comprises a first sole rail having a first setback length. The set of golf clubs also has a second club head that, when oriented in the reference position, includes: a second loft angle greater than the first loft angle, a second heel portion, a second toe portion opposite the second heel portion, a second top portion, and a second sole portion that comprises a second sole rail having a second setback length that is different from the first setback length.


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