Wall blocks, wall block kits, walls resulting therefrom, and methods
US7908799B2 · kind B2 · utility
41Cited by
39References
37Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 30, 2009 |
| Grant date | Mar 22, 2011 |
| Priority date | — |
| Expiry date | Jun 14, 2029 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE04B2002/0269
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
Concrete wall blocks are described with features facilitating use of the wall blocks to construct each of: a wall section with set back; and, a vertical wall without set back. Wall blocks, kits or sets of wall blocks, and wall sections with various sized blocks are described. Further methods of assembly and use are described. Also, features selectively usable in various types of wall blocks are described.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.