Gas turbine engine with airflow measurement system
US-11815048-B2 · Nov 14, 2023 · US
Size or power range of the machines
Size or power range of the machines · 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 | F05D2250/80 |
| Official title | Size or power range of the machines |
| Display label | Size or power range of the machines |
| Total patents | 73 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2016 | 7 |
| 2017 | 4 |
| 2018 | 1 |
| 2019 | 7 |
| 2020 | 13 |
| 2021 | 11 |
| 2022 | 12 |
| 2023 | 6 |
| 2024 | 8 |
| 2025 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Power modules with regenerative compressor wheels
US-11732723-B2 · Aug 22, 2023 · US
Engine article with integral liner and nozzle
US-2023241681-A1 · Aug 3, 2023 · US
Engine article with integral liner and nozzle
US-11612938-B2 · Mar 28, 2023 · US
Communication system for underwater drone and airlock apparatus for drone
US-11541977-B2 · Jan 3, 2023 · US
High pressure ratio gas turbine engine
US-11519363-B2 · Dec 6, 2022 · US
Turbine section of high bypass turbofan
US-11486311-B2 · Nov 1, 2022 · US
Power modules with regenerative compressor wheels
US-2022316486-A1 · Oct 6, 2022 · US
Piezoelectric thrust vector control for dual-mode unmanned aerial vehicle
US-11427306-B2 · Aug 30, 2022 · US
Vehicle-mounted gas turbine generator set
US-2022258659-A1 · Aug 18, 2022 · US
Turbine engine
US-11408428-B2 · Aug 9, 2022 · US
Engine article with integral liner and nozzle
US-2022221151-A1 · Jul 14, 2022 · US
Power modules with regenerative compressor wheels
US-11359635-B2 · Jun 14, 2022 · US
Gas turbine engine with airflow measurement system
US-2022074368-A1 · Mar 10, 2022 · US
Turbine engine
US-2022056916-A1 · Feb 24, 2022 · US
Gas turbine engine with integral combustion liner and turbine nozzle
US-11248789-B2 · Feb 15, 2022 · US
Turbine section of high bypass turbofan
US-11242805-B2 · Feb 8, 2022 · US
Turbine engine
US-11204037-B2 · Dec 21, 2021 · US
High pressure ratio gas turbine engine
US-2021348555-A1 · Nov 11, 2021 · US
Turbine engine
US-2021301827-A1 · Sep 30, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F05D2250/80?
- CPC F05D2250/80 is the Cooperative Patent Classification code for “Size or power range of the machines.”
- How many patents are filed under CPC F05D2250/80 (Size or power range of the machines)?
- Our database includes 73 publications tagged with this CPC code.
- Is patent activity under CPC F05D2250/80 growing?
- Publication counts under this code: 8 in 2024 vs 4 in 2025 (latest complete years).