Valve plate, cylinder block, and hydraulic pump/motor
US-12188459-B2 · Jan 7, 2025 · US
Valve means
Valve means · 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 | F03C1/0655 |
| Official title | {Valve means} |
| Display label | Valve means |
| Total patents | 48 |
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 | 5 |
| 2016 | 3 |
| 2017 | 5 |
| 2018 | 2 |
| 2019 | 5 |
| 2020 | 3 |
| 2021 | 8 |
| 2022 | 2 |
| 2023 | 10 |
| 2024 | 4 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Axial piston hydraulic machine having a self-adjusting swash plate
US-2024328404-A1 · Oct 3, 2024 · US
Hydraulic pump motor
US-12104569-B2 · Oct 1, 2024 · US
Valve plate, cylinder block, and hydraulic motor
US-11994098-B2 · May 28, 2024 · US
Hydraulic pump/motor
US-11994097-B2 · May 28, 2024 · US
Valve plate, cylinder block, and hydraulic pump/motor
US-2023304481-A1 · Sep 28, 2023 · US
Valve plate, cylinder block, and hydraulic motor
US-2023279833-A1 · Sep 7, 2023 · US
Axial piston machine with high drive rotational speed
US-11746762-B2 · Sep 5, 2023 · US
Axial Piston Device
US-2023228262-A1 · Jul 20, 2023 · US
Servoless motor
US-2023136445-A1 · May 4, 2023 · US
Control Plate for an Axial Piston Machine, and an Axial Piston Machine comprising a Control Plate
US-2023127532-A1 · Apr 27, 2023 · US
Hydrostatic axial piston machine having pressure side change
US-11603829-B2 · Mar 14, 2023 · US
Servoless motor
US-11592000-B2 · Feb 28, 2023 · US
Hydraulic pump/motor
US-2023021713-A1 · Jan 26, 2023 · US
Valve plate assembly
US-11555488-B2 · Jan 17, 2023 · US
Hydraulic pump motor
US-2022275792-A1 · Sep 1, 2022 · US
Axial Piston Machine with High Drive Rotational Speed
US-2022220948-A1 · Jul 14, 2022 · US
Hydrostatic Axial Piston Machine Having Pressure Side Change
US-2021254609-A1 · Aug 19, 2021 · US
Device for supplying ports to a machine section of a hydraulic machine arrangement
US-11067100-B2 · Jul 20, 2021 · US
Hydraulic axial piston machine
US-2021189878-A1 · Jun 24, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F03C1/0655?
- CPC F03C1/0655 is the Cooperative Patent Classification code for “Valve means.”
- How many patents are filed under CPC F03C1/0655 (Valve means)?
- Our database includes 48 publications tagged with this CPC code.
- Is patent activity under CPC F03C1/0655 growing?
- Publication counts under this code: 4 in 2024 vs 1 in 2025 (latest complete years).