Golf ball with selected spin characteristics
US8979677B2 · kind B2 · utility
9Cited by
87References
48Claims
0Family size
Assignee
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Key dates
| Filing date | Nov 24, 2010 |
| Grant date | Mar 17, 2015 |
| Priority date | — |
| Expiry date | Nov 26, 2032 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63B37/0076
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A golf ball comprises (a) a core, (b) an inner mantle layer, (c) an intermediate mantle layer, (d) an outer mantle layer and (e) at least one cover layer, and the material flexural modulus (FM) of the core and the various layers follows the relationship FM(core)<FM(inner mantle)>FM(intermediate)<FM(outer mantle)>FM(cover), or the relationship FM(core)<FM(inner mantle)<FM(intermediate)>FM(outer mantle)>FM(cover).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.