Putter with alignment system
US6663496B2 · kind B2 · utility
23Cited by
38References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 2, 2002 |
| Grant date | Dec 16, 2003 |
| Priority date | — |
| Expiry date | May 2, 2022 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63B2220/805
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A putter, comprising a head comprising an offset hosel; a heel; a toe; and a planar striking face; wherein the head comprises a first reference line is spaced from and parallel to said planar striking face; and a ladder comprised of a plurality of second reference lines, wherein the ladder is located substantially between the hosel and the heel and the second reference lines are perpendicular to the striking face.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.