Portable negative pressure apparatus
USD985755S1 · kind S1 · design
1Cited by
275References
1Claims
0Family size
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Key dates
| Filing date | Apr 29, 2019 |
| Grant date | May 9, 2023 |
| Priority date | — |
| Expiry date | May 9, 2038 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.