Headphone
USD942970S1 · kind S1 · design
5Cited by
24References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 27, 2019 |
| Grant date | Feb 8, 2022 |
| Priority date | — |
| Expiry date | Feb 8, 2037 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.