Stair block for use in landscaping
USD441464S · kind S · design
9Cited by
16References
1Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 26, 1999 |
| Grant date | May 1, 2001 |
| Priority date | — |
| Expiry date | May 1, 2015 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.