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:
May. 27, 1997
Filed:
Jan. 22, 1996
Richard H Hannon, Oceanside, CA (US);
Carl T Wagner, Encinitas, CA (US);
Golfology, Inc., Carlsbad, CA (US);
Abstract
A golf putter with a shaft having an inner chamber, a butt-end, and a tip, a grip attached to the butt-end of the shaft, a weight in the shaft having a predetermined center point along the shaft, with that center point positioned along the shaft between 20 and 71.4 length % from the butt-end relative to an overall length of the golf putter, and a putter head connected to the tip of the shaft, with the putter head bearing a weight ratio to the shaft weight ranging between 0.56:1 and 3.20:1 and a shaft weight ratio to an overall weight of the golf putter ranging between 0.30:1 and 0.55:1, which after all elements are connected and attached presents a specific balance point for the golf putter ranging between 45.71 and 69.29 length % from the butt-end relative to the overall length of the golf putter and a swingweight between D-6 and negative E-9.