Front portion of a retaining wall block
USD513805S1 · kind S1 · design
134Cited by
16References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 19, 2001 |
| Grant date | Jan 24, 2006 |
| Priority date | — |
| Expiry date | Jan 24, 2020 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.