Audio listening system
USD704163S1 · kind S1 · design
44Cited by
112References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 4, 2013 |
| Grant date | May 6, 2014 |
| Priority date | — |
| Expiry date | May 6, 2028 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.