Closed wall structure mounted on a grooved base
US7121424B2 · kind B2 · utility
Inventors
Key dates
| Filing date | Dec 18, 2002 |
| Grant date | Oct 17, 2006 |
| Priority date | — |
| Expiry date | Feb 21, 2023 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65F1/1607
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
The present invention is a simulated stone structure having a base with an upfacing planar surface and a continuous groove formed in the surface. A plurality of mutually interlocking wall sections are engaged with the groove to form a continuous wall extending upwardly from the planar surface. The wall sections may be U-shaped with one leg in the groove and the other in contact with the periphery of the base. The wall sections partially overlap each other. s an abutting one of the wall sections. Additional wall sections may be placed atop the first set and interlocked with them. A topper piece may be placed on the additional wall sections for securement thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.