Trampoline system
US7611443B2 · kind B2 · utility
18Cited by
6References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 11, 2003 |
| Grant date | Nov 3, 2009 |
| Priority date | — |
| Expiry date | Oct 13, 2023 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63B2071/0063
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A fence surrounds a trampoline and extends above the rebounding surface, reducing the risk of injury. Shock absorption is aided by a support system of independent poles. Variable placement net fasteners also are detailed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.