Multi-layer golf ball
US7887438B2 · kind B2 · utility
38Cited by
9References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 19, 2008 |
| Grant date | Feb 15, 2011 |
| Priority date | — |
| Expiry date | Feb 25, 2029 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63B37/0065
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
Golf balls consisting of a dual core and a dual cover are disclosed. The dual core consists of an inner core layer formed from a rubber composition and an outer core layer formed from a highly neutralized polymer composition. The Shore C hardness of the outer core layer's outer surface is greater than the material hardness of the inner cover layer, and is preferably 75 Shore C or greater.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.