Luminous mask
USD888344S1 · kind S1 · design
8Cited by
32References
1Claims
0Family size
Inventor
Key dates
| Filing date | Jan 22, 2019 |
| Grant date | Jun 23, 2020 |
| Priority date | — |
| Expiry date | Jun 23, 2035 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.