Skateboard
US6293571A · kind A · utility
Inventor
Key dates
| Filing date | Jul 17, 2000 |
| Grant date | Sep 25, 2001 |
| Priority date | — |
| Expiry date | Jul 17, 2020 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63C2203/42
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A skateboard includes an elongated body having a top plate, a bottom plate and two opposite closed side plates each located between the top plate and the bottom plate, a support base formed on the mediate portion of the top plate, a plurality of reinforcing ribs each longitudinally arranged in the elongated body and each supported between the top plate and the bottom plate, two strengthened frames each longitudinally arranged in the elongated body located adjacent to the support base, and each supported between the top plate and the bottom plate, and a foam core material inside the elongated body located between the strengthened frames and the reinforcing ribs.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.