Tossable game-ball device
US5807198A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Feb 27, 1997 |
| Grant date | Sep 15, 1998 |
| Priority date | — |
| Expiry date | Feb 27, 2017 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63B65/00
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A multi-component game ball comprising (1) a generally football-shaped inner core formed of a high-resilience, polyurethane foam, (2) a generally football-shaped outer core encasing and bound to the inner core formed preferably of a soft, slow-return, polyurethane foam, (3) a thin, generally football-shaped, high-friction, grip-enhancing outer skin encasing and bound to the outer core formed preferably of a water-based, pigmented, acrylic emulsion, barrier release coating for urethane foam, and (4) a flight-enhancing, elongate tail structure extending from within the assembly (made up of the inner and outer cores and the skin) and extending outwardly along the ball's long axis, with radially extending fin structure forming part thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.