In-ear headphone
USD643833S1 · kind S1 · design
118Cited by
23References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 20, 2010 |
| Grant date | Aug 23, 2011 |
| Priority date | — |
| Expiry date | Aug 23, 2025 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.