Block suitable for use in an arrangement of interlocking blocks
US8011152B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Feb 28, 2008 |
| Grant date | Sep 6, 2011 |
| Priority date | — |
| Expiry date | Mar 25, 2029 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE01C2201/16
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A block suitable for use in an arrangement of blocks that are interlocked. The block may comprise: a first side surface extending between a first edge and a second edge, the first side surface being irregular and having a first half and a second half that are congruent; a second side surface extending between the second edge and a third edge, the second side surface having a first half and a second half that are congruent; a third side surface extending between the first edge and a fourth edge, the third side surface being congruent with a first portion of the first side surface; a fourth side surface extending between the third edge and a fifth edge, the fourth side surface being congruent with a second portion of the first side surface such that the first portion and the second portion of the first side surface constitute the first side surface; and a fifth side surface extending between the fourth edge and the fifth edge, the fifth side surface having a first half and a second half that are congruent. The arrangement of blocks may be part of a paved surface, a wall or another structure, or may be used in various other applications.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.