Screw compressor
US-2026009383-A1 · Jan 8, 2026 · US
of the inlet or outlet
of the inlet or outlet · 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 | F04C2250/10 |
| Official title | of the inlet or outlet |
| Display label | of the inlet or outlet |
| Total patents | 55 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 5 |
| 2017 | 1 |
| 2018 | 6 |
| 2019 | 9 |
| 2020 | 4 |
| 2021 | 7 |
| 2022 | 5 |
| 2023 | 4 |
| 2024 | 8 |
| 2025 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Scroll compressor including a valve plate having a surface pressure enhancement portion protruding toward an injection valve
US-12221960-B2 · Feb 11, 2025 · US
Flow channeling structure
US-12180958-B2 · Dec 31, 2024 · US
Scroll compressor having injection passage containing muffler
US-12071948-B2 · Aug 27, 2024 · US
Electric pump including a motor unit and an axially extending attachment surface
US-12038006-B2 · Jul 16, 2024 · US
Scroll compressor having injection passage containing muffler
US-2024229792-A9 · Jul 11, 2024 · US
Vane pump with a notch provided at a suction port
US-11982273-B2 · May 14, 2024 · US
Scroll-type compressor
US-2024133378-A1 · Apr 25, 2024 · US
Scroll compressor
US-2024084800-A1 · Mar 14, 2024 · US
Oil pump with straightening member branching the suction passage
US-11879461-B2 · Jan 23, 2024 · US
Fluid transfer device, coating device comprising same, and coating method
US-11815092-B2 · Nov 14, 2023 · US
Fluid transfer device, coating device comprising same, and coating method
US-2023265848-A1 · Aug 24, 2023 · US
Flow channeling structure
US-2023108147-A1 · Apr 6, 2023 · US
Vane pump
US-2023060242-A1 · Mar 2, 2023 · US
Oil pump
US-2022381240-A1 · Dec 1, 2022 · US
Electric pump
US-2022307496-A1 · Sep 29, 2022 · US
Vane compressor with elastic member protruding into the cylinder
US-11421688-B2 · Aug 23, 2022 · US
Vane pump including fluid communication passages for routing fluid received from two inflow passages around outer peripheral surface of the entire perimeter of the cam ring
US-11396874-B2 · Jul 26, 2022 · US
Vane pump device
US-2022049698-A1 · Feb 17, 2022 · US
Compressor
US-11168689-B2 · Nov 9, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F04C2250/10?
- CPC F04C2250/10 is the Cooperative Patent Classification code for “of the inlet or outlet.”
- How many patents are filed under CPC F04C2250/10 (of the inlet or outlet)?
- Our database includes 55 publications tagged with this CPC code.
- Is patent activity under CPC F04C2250/10 growing?
- Publication counts under this code: 8 in 2024 vs 1 in 2025 (latest complete years).