Face mask
USD480838S1 · kind S1 · design
52Cited by
43References
1Claims
0Family size
Inventor
Key dates
| Filing date | May 31, 2002 |
| Grant date | Oct 14, 2003 |
| Priority date | — |
| Expiry date | Oct 14, 2017 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.