F01B 2171/00
Details or adaptations of steam engines
Official title: Details or adaptations of steam engines, e.g. for locomotives or ships
F01B2171/00 (Details or adaptations of steam engines) appears on 3 US grants and 2 published applications in this corpus.
Search patents in F01B- Granted patents
- 3
- Published applications
- 2
- Assignees
- 2
- Inventors
- 4
- Latest grant
- 27 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2016 | 1 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 2 |
| 2026 | 1 | 0 |
By publication year. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F01B 2171/04Double-acting high pressure steam enginesIndexing code2
- F01B 2171/05Compound steam engines with double or multiple expansionIndexing code2
- F01B 2171/06Compound engines using monolithic piston in same cylinderIndexing code2
- F01B 2171/13Components or parts for steam enginesIndexing code1
- F01B 2171/01Details or adaptations of steam engines: for locomotivesIndexing code0
- F01B 2171/02Details or adaptations of steam engines: for locomobilesIndexing code0
- F01B 2171/03Single-acting steam engines with 1, 2 or 3 cylindersIndexing code0
- F01B 2171/07Steam engines with two or more pistons per cylinder with counter-moving pistonsIndexing code0
All 12 subgroupsShow fewer
Recent patents
Most cited
By later US patents