Medical face mask
USD985763S1 · kind S1 · design
8Cited by
39References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 12, 2021 |
| Grant date | May 9, 2023 |
| Priority date | — |
| Expiry date | May 9, 2038 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.