Head mounted audio-visual display system
USD845296S1 · kind S1 · design
20Cited by
31References
1Claims
0Family size
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Key dates
| Filing date | Oct 3, 2017 |
| Grant date | Apr 9, 2019 |
| Priority date | — |
| Expiry date | Apr 9, 2034 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.