Respirator mask
USD757249S1 · kind S1 · design
7Cited by
10References
1Claims
0Family size
Inventor
Key dates
| Filing date | Jan 13, 2015 |
| Grant date | May 24, 2016 |
| Priority date | — |
| Expiry date | May 24, 2030 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.