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:
Apr. 11, 1995
Filed:
Sep. 20, 1993
Applicant:
Inventor:
Thomas F Hardman, Palm Beach Gardens, FL (US);
Assignee:
Wilson Sporting Goods Co., Chicago, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A63B / ;
U.S. Cl.
CPC ...
273173 ; 273 78 ;
Abstract
A golf clubhead includes a face insert whose hardness varies from the center of the face insert to the outside of the face insert for compensating for off-center hits. The hardness of the face insert can be varied by forming the face insert from a plurality of rings or by varying the thickness of the insert.