Turbine engine with interlocking seal
US-11946388-B2 · Apr 2, 2024 · US
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characterised by having both reaction stages and impulse stages
characterised by having both reaction stages and impulse stages · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F01D1/16 |
| Official title | characterised by having both reaction stages and impulse stages |
| Display label | characterised by having both reaction stages and impulse stages |
| Total patents | 17 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 2 |
| 2018 | 3 |
| 2019 | 1 |
| 2020 | 2 |
| 2021 | 5 |
| 2022 | 1 |
| 2023 | 1 |
| 2024 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Steam turbine
US-11613997-B2 · Mar 28, 2023 · US
Turbine engine with interlocking seal
US-2022364473-A1 · Nov 17, 2022 · US
Steam turbine
US-11156089-B2 · Oct 26, 2021 · US
Fluidic flow control device
US-2021301684-A1 · Sep 30, 2021 · US
Steam turbine
US-2021262357-A1 · Aug 26, 2021 · US
Steam turbine blade and steam turbine
US-11015449-B2 · May 25, 2021 · US
Turbine engine with interlocking seal
US-2021087939-A1 · Mar 25, 2021 · US
Inner casing for steam turbine engine
US-10844748-B2 · Nov 24, 2020 · US
Steam turbine blade and steam turbine
US-2020182063-A1 · Jun 11, 2020 · US
Inner casing for steam turbine engine
US-2019040763-A1 · Feb 7, 2019 · US
Inner casing for steam turbine engine
US-10094245-B2 · Oct 9, 2018 · US
Steam turbine system with impulse stage having plurality of nozzle groups
US-2018195392-A1 · Jul 12, 2018 · US
Steam turbine
US-2018038230-A1 · Feb 8, 2018 · US
Gas turbine engine
US-9279334-B2 · Mar 8, 2016 · US
Gas turbine engine with supersonic compressor
US-2016032825-A1 · Feb 4, 2016 · US
Gas turbine engine with supersonic compressor
US-9163521-B2 · Oct 20, 2015 · US