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:
May. 26, 2015

Filed:

Oct. 04, 2012
Applicant:

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

Inventors:

Takashi Nakamura, Hyogo, JP;

Hiroshi Hasegawa, Hyogo, JP;

Takashi Nakano, Hyogo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A63B 53/00 (2006.01); A63B 53/04 (2006.01); A63B 53/10 (2006.01); A63B 53/14 (2006.01); A63B 53/08 (2006.01);
U.S. Cl.
CPC ...
A63B 53/10 (2013.01); A63B 53/00 (2013.01); A63B 53/08 (2013.01); A63B 53/0466 (2013.01); A63B 2209/023 (2013.01); A63B 2053/0408 (2013.01);
Abstract

Provided is a golf club having a head disposed at a front end of a shaft and a grip disposed at a back end of the shaft. A club weight is not larger than 290 g. A product of a ratio (head weight/club weight) of a head weight to the club weight, and a ratio (L/L) of a distance Lfrom the front end of the shaft to a center of gravity of the shaft to a full length Lof the shaft, is not smaller than 0.365.


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