Protective inner shell for a helmet
USD858894S1 · kind S1 · design
3Cited by
38References
1Claims
0Family size
Inventors
Key dates
| Filing date | Nov 20, 2017 |
| Grant date | Sep 3, 2019 |
| Priority date | — |
| Expiry date | Sep 3, 2034 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.