Earphone
USD488460S1 · kind S1 · design
63Cited by
8References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 9, 2002 |
| Grant date | Apr 13, 2004 |
| Priority date | — |
| Expiry date | Apr 13, 2018 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.