Set of headphones
USD840971S1 · kind S1 · design
62Cited by
45References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 29, 2017 |
| Grant date | Feb 19, 2019 |
| Priority date | — |
| Expiry date | Feb 19, 2034 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.