Face mask assembly
USD683447S1 · kind S1 · design
60Cited by
9References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 2, 2012 |
| Grant date | May 28, 2013 |
| Priority date | — |
| Expiry date | May 28, 2027 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.