Headphone
USD991218S1 · kind S1 · design
33Cited by
48References
1Claims
0Family size
Inventor
Key dates
| Filing date | Apr 11, 2023 |
| Grant date | Jul 4, 2023 |
| Priority date | — |
| Expiry date | Jul 4, 2038 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.