Turbine row with diffusive geometry
US-2023417143-A1 · Dec 28, 2023 · US
characteristics related to shock waves, transonic or supersonic flow
characteristics related to shock waves, transonic or supersonic flow · 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 | F05D2240/302 |
| Official title | characteristics related to shock waves, transonic or supersonic flow |
| Display label | characteristics related to shock waves, transonic or supersonic flow |
| Total patents | 28 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 4 |
| 2017 | 2 |
| 2018 | 2 |
| 2019 | 3 |
| 2020 | 6 |
| 2021 | 3 |
| 2022 | 1 |
| 2023 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Turbine nozzle device
US-2023313694-A1 · Oct 5, 2023 · US
Low-noise blade for an open rotor
US-11608743-B1 · Mar 21, 2023 · US
Compressor rotor for supersonic flutter and/or resonant stress mitigation
US-11353038-B2 · Jun 7, 2022 · US
System and method to apply multiple thermal treatments to workpiece and related turbomachine components
US-11199101-B2 · Dec 14, 2021 · US
Blade of fan or compressor
US-11125085-B2 · Sep 21, 2021 · US
System and method to apply multiple thermal treatments to workpiece and related turbomachine components
US-2021180461-A1 · Jun 17, 2021 · US
Compressor rotor for supersonic flutter and/or resonant stress mitigation
US-2020392968-A1 · Dec 17, 2020 · US
Method for manufacturing a turbomachine fan having a reduced noise level at multiple rotational frequencies of said turbomachine
US-10865645-B2 · Dec 15, 2020 · US
Compressor rotor blade, compressor, and method for profiling the compressor rotor blade
US-10837450-B2 · Nov 17, 2020 · US
Fan blades with recessed surfaces
US-2020232330-A1 · Jul 23, 2020 · US
Compressor rotor for supersonic flutter and/or resonant stress mitigation
US-10670041-B2 · Jun 2, 2020 · US
Blade of fan or compressor
US-2020088039-A1 · Mar 19, 2020 · US
Low-noise airfoil for an open rotor
US-10358926-B2 · Jul 23, 2019 · US
Compressor rotor blade, compressor, and method for profiling the compressor rotor blade
US-2019048880-A1 · Feb 14, 2019 · US
Low-noise airfoil for an open rotor
US-2019048724-A1 · Feb 14, 2019 · US
Method for manufacturing a turbomachine fan having a reduced noise level at multiple rotational frequencies of said turbomachine
US-2018171803-A1 · Jun 21, 2018 · US
Wave disc engine apparatus
US-9856791-B2 · Jan 2, 2018 · US
Subsonic swept fan blade
US-9790797-B2 · Oct 17, 2017 · US
Compressor rotor for supersonic flutter and/or resonant stress mitigation
US-2017241432-A1 · Aug 24, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F05D2240/302?
- CPC F05D2240/302 is the Cooperative Patent Classification code for “characteristics related to shock waves, transonic or supersonic flow.”
- How many patents are filed under CPC F05D2240/302 (characteristics related to shock waves, transonic or supersonic flow)?
- Our database includes 28 publications tagged with this CPC code.
- Is patent activity under CPC F05D2240/302 growing?
- Publication counts under this code: 1 in 2022 vs 3 in 2023 (latest complete years).