3D virtual reality glasses
USD815637S1 · kind S1 · design
63Cited by
19References
1Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 19, 2016 |
| Grant date | Apr 17, 2018 |
| Priority date | — |
| Expiry date | Apr 17, 2033 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.