Control plate of a hydraulic machine and hydraulic machine
US-12540604-B2 · Feb 3, 2026 · US
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plate-like
plate-like · 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 | F04B1/0465 |
| Official title | plate-like |
| Display label | plate-like |
| Total patents | 18 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2017 | 2 |
| 2020 | 2 |
| 2022 | 3 |
| 2023 | 1 |
| 2024 | 7 |
| 2025 | 2 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Fluid plate assembly
US-12237754-B2 · Feb 25, 2025 · US
Pump fluid end with suction valve closure assist
US-12228127-B2 · Feb 18, 2025 · US
Oil pump for gas turbine engine and associated method of pumping oil
US-2024352890-A1 · Oct 24, 2024 · US
Control plate of a hydraulic machine and hydraulic machine
US-2024175429-A1 · May 30, 2024 · US
Hydraulic fluid pump and retainer assembly for same
US-2024125309-A1 · Apr 18, 2024 · US
Pump fluid end with suction valve closure assist
US-2024110550-A1 · Apr 4, 2024 · US
System for a bent axis motor
US-11898582-B1 · Feb 13, 2024 · US
Hydraulic fluid pump and retainer assembly for same
US-11891988-B2 · Feb 6, 2024 · US
Pump fluid end with suction valve closure assist
US-11885316-B2 · Jan 30, 2024 · US
Fluid plate assembly
US-2023198339-A1 · Jun 22, 2023 · US
Pump Fluid End with Suction Valve Closure Assist
US-2022154705-A1 · May 19, 2022 · US
Pump fluid end with suction valve closure assist
US-11280326-B2 · Mar 22, 2022 · US
Valve assembly
US-11215291-B2 · Jan 4, 2022 · US
Pump Fluid End with Suction Valve Closure Assist
US-2020386214-A1 · Dec 10, 2020 · US
Valve assembly
US-2020292096-A1 · Sep 17, 2020 · US
Fuel pump with discharge control
US-9777719-B2 · Oct 3, 2017 · US
Arrangement for throttling a fluid flow, and corresponding piston pump for delivering fluids
US-9726159-B2 · Aug 8, 2017 · US