Golf ball
US7857716B2 · kind B2 · utility
9Cited by
6References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 25, 2008 |
| Grant date | Dec 28, 2010 |
| Priority date | — |
| Expiry date | Jan 22, 2029 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63B37/005
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
In a golf ball, the surface of the core layer has a predetermined number of depressions, and the depressions have a predetermined total volume. By means of the aforesaid structural design, the spin rate of the golf ball is effectively controlled, and the golf ball has the advantages of simple design and high productivity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.