First stage impulse steam turbine nozzle axially tangential holes matrix
US-12571322-B1 · Mar 10, 2026 · US
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of impulse type
of impulse type · 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 | F05D2240/241 |
| Official title | of impulse type |
| Display label | of impulse type |
| Total patents | 11 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2017 | 2 |
| 2018 | 1 |
| 2019 | 3 |
| 2020 | 1 |
| 2021 | 1 |
| 2022 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Turbocharger and turbine wheel
US-11346226-B2 · May 31, 2022 · US
Exhaust additive dosing system comprising an exhaust additive distribution device and an exhaust additive metering device
US-11015508-B2 · May 25, 2021 · US
Air turbine start system
US-2020056547-A1 · Feb 20, 2020 · US
Air turbine start system
US-10480417-B2 · Nov 19, 2019 · US
Exhaust additive dosing system comprising an exhaust additive distribution device and an exhaust additive metering device
US-2019316509-A1 · Oct 17, 2019 · US
Turbocharger and turbine wheel
US-2019316470-A1 · Oct 17, 2019 · US
Air turbine start system
US-2018016988-A1 · Jan 18, 2018 · US
Impulse turbine for use in bi-directional flows
US-9765753-B2 · Sep 19, 2017 · US
Mixed flow turbine
US-9657573-B2 · May 23, 2017 · US
Mixed flow turbine
US-2015218949-A1 · Aug 6, 2015 · US