Protective face mask
USD698498S1 · kind S1 · design
24Cited by
16References
1Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Nov 19, 2012 |
| Grant date | Jan 28, 2014 |
| Priority date | — |
| Expiry date | Jan 28, 2028 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.