Headstrap of a headgear assembly
USD917040S1 · kind S1 · design
3Cited by
73References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 28, 2018 |
| Grant date | Apr 20, 2021 |
| Priority date | — |
| Expiry date | Apr 20, 2036 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.