Earphone-type electronic device with display
USD721737S1 · kind S1 · design
23Cited by
13References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 26, 2013 |
| Grant date | Jan 27, 2015 |
| Priority date | — |
| Expiry date | Jan 27, 2029 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.