Construction blocks and systems
US9677267B2 · kind B2 · utility
1Cited by
48References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 6, 2015 |
| Grant date | Jun 13, 2017 |
| Priority date | — |
| Expiry date | Aug 20, 2035 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE04B2002/0289
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A semi-interlocking construction block system may include blocks having prism shaped male and female fittings configured for semi-interlocking interaction. When mated the male and female fittings may engage along their respective interfacing upper bases and lower ends of their respective lateral side faces. Gaps may be defined between upper ends of their respective lateral side faces. The fittings may include arcuate edges which may be quarter rounded.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.