Over-ear headphone
USD936033S1 · kind S1 · design
7Cited by
53References
1Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Nov 14, 2019 |
| Grant date | Nov 16, 2021 |
| Priority date | — |
| Expiry date | Nov 16, 2036 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.