Running bases
US8616937B2 · kind B2 · utility
0Cited by
4References
19Claims
0Family size
Inventor
Key dates
| Filing date | May 7, 2009 |
| Grant date | Dec 31, 2013 |
| Priority date | — |
| Expiry date | Nov 1, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24355
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
The invention relates to running bases with improved speed and gliding characteristics when they run over water, snow or ice surfaces or artificial materials that mimic these surfaces. In particular the invention relates to a method comprising sequentially treating at least a portion of the running base with one or more abrasive materials having a progressively smaller particle size.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.