Thermoplastic polyester elastomer golf ball cores
US9005052B1 · kind B1 · utility
12Cited by
60References
1Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 14, 2013 |
| Grant date | Apr 14, 2015 |
| Priority date | — |
| Expiry date | Nov 22, 2033 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63B37/00922
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A golf ball having a core layer comprising a thermoplastic polyester elastomer formed from a polytetramethylene glycol with a molecular weight greater than or equal to 1400 g/mol is disclosed herein. In one embodiment, an inner core sphere is the core layer and has a diameter ranging from 0.875 inch to 1.4 inches. The core comprises the inner core, an intermediate core and an outer core. The mantle component comprises an inner mantle and an outer mantle. The cover layer is preferably composed of a thermoplastic polyurethane.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.