Over-ear headphones
USD729196S1 · kind S1 · design
93Cited by
32References
1Claims
0Family size
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Key dates
| Filing date | Feb 20, 2014 |
| Grant date | May 12, 2015 |
| Priority date | — |
| Expiry date | May 12, 2029 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.