Golf club having stepped grooves
US7056226B2 · kind B2 · utility
77Cited by
9References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 30, 2003 |
| Grant date | Jun 6, 2006 |
| Priority date | — |
| Expiry date | Dec 30, 2023 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63B53/0487
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A golf club head is characterized by stepped grooves in the striking face thereof. The serrated grooves are defined by opposed side walls each having at least one step portion intermediate the length thereof. The stepped grooves impart more consistent spin to a golf ball when struck by the club head.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.