Walkway system
US6715956B1 · kind B1 · utility
58Cited by
12References
8Claims
0Family size
Inventors
Key dates
| Filing date | Feb 3, 2003 |
| Grant date | Apr 6, 2004 |
| Priority date | — |
| Expiry date | Feb 3, 2023 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE01C17/00
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A walkway system for providing a non-slip walkway path for users. The walkway system includes a plurality of trays each having bottom and side walls with the trays being embedded in a ground surface; and also includes a plurality of walk-upon cover members being removably and securely locked upon the trays and being disposed upon the ground surface; and further includes a light assembly being disposed upon the trays; and also includes a heating assembly being disposed upon the trays for preventing ice from accumulating upon the walk-upon covers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.