Headphone
USD783572S1 · kind S1 · design
21Cited by
47References
1Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 12, 2015 |
| Grant date | Apr 11, 2017 |
| Priority date | — |
| Expiry date | Apr 11, 2032 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.