Dual hump roof vent having tile matching features
USD520149S1 · kind S1 · design
25Cited by
14References
1Claims
0Family size
Assignee
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Key dates
| Filing date | Jul 30, 2003 |
| Grant date | May 2, 2006 |
| Priority date | — |
| Expiry date | May 2, 2020 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.