Sanitary mask
USD827936S1 · kind S1 · design
13Cited by
3References
1Claims
0Family size
Inventor
Key dates
| Filing date | Jun 17, 2017 |
| Grant date | Sep 4, 2018 |
| Priority date | — |
| Expiry date | Sep 4, 2033 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.