Respirator mask
USD795416S1 · kind S1 · design
16Cited by
65References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 27, 2015 |
| Grant date | Aug 22, 2017 |
| Priority date | — |
| Expiry date | Aug 22, 2031 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.