Ventilation fan
USD956943S1 · kind S1 · design
3Cited by
21References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 16, 2020 |
| Grant date | Jul 5, 2022 |
| Priority date | — |
| Expiry date | Jul 5, 2037 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.