B65F 2240/137
Drilling dust
B65F2240/137 (Drilling dust) appears on 4 US grants and 4 published applications in this corpus.
Search patents in B65F- Granted patents
- 4
- Published applications
- 4
- Assignees
- 1
- Inventors
- 7
- Latest grant
- 2 Feb 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2016 | 1 | 1 |
| 2017 | 0 | 1 |
| 2018 | 2 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
| 2026 | 0 | 1 |
By publication year. 2026 runs to 8 Oct.
Recent patents
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Most cited
By later US patents