Hydraulic piston pump/motor with non-cantilevered pistons
US-12553344-B2 · Feb 17, 2026 · US
Adaptations of pistons (pump pistons F04B1/124, F04B53/14)
Adaptations of pistons (pump pistons F04B1/124, F04B53/14) · 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 | F03C1/0605 |
| Official title | {Adaptations of pistons (pump pistons F04B1/124, F04B53/14)} |
| Display label | Adaptations of pistons (pump pistons F04B1/124, F04B53/14) |
| Total patents | 47 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 3 |
| 2017 | 5 |
| 2018 | 8 |
| 2019 | 6 |
| 2020 | 7 |
| 2021 | 4 |
| 2022 | 2 |
| 2023 | 4 |
| 2024 | 2 |
| 2025 | 3 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Hydrostatic shoe with face seal
US-12492637-B2 · Dec 9, 2025 · US
Hydraulic piston pump/motor with non-cantilevered pistons
US-2025290418-A1 · Sep 18, 2025 · US
Hydrostatic shoe with face seal
US-2025243758-A1 · Jul 31, 2025 · US
Piston body including an internal space for use in a hydraulic pump or motor
US-12025112-B2 · Jul 2, 2024 · US
Hydraulic piston machine
US-11952987-B2 · Apr 9, 2024 · US
Piston of a hydraulic piston machine
US-11828274-B2 · Nov 28, 2023 · US
Piston of a hydraulic machine and hydraulic piston machine
US-11754059-B2 · Sep 12, 2023 · US
Piston of a hydraulic piston machine
US-2023279947-A1 · Sep 7, 2023 · US
Sliding member
US-11649802-B2 · May 16, 2023 · US
Sliding member
US-2022307461-A1 · Sep 29, 2022 · US
Piston and hydraulic pump or motor
US-2022010786-A1 · Jan 13, 2022 · US
Swash-plate type piston pump motor
US-2021231112-A1 · Jul 29, 2021 · US
Hydraulic piston machine
US-2021148343-A1 · May 20, 2021 · US
Piston of a hydraulic machine and hydraulic piston machine
US-2021148342-A1 · May 20, 2021 · US
Hydrostatic axial piston machine
US-11002244-B2 · May 11, 2021 · US
Hydraulic rotary machine
US-10808686-B2 · Oct 20, 2020 · US
Hydraulic piston with a cooling and lubricating gasket valve
US-10753239-B2 · Aug 25, 2020 · US
Hydrostatic positive-displacement machine piston for the hydrostatic positive-displacement machine, and cylinder drum for the hydrostatic positive-displacement machine
US-10670000-B2 · Jun 2, 2020 · US
Hydraulic piston with cooling and lubrication valve
US-10634246-B2 · Apr 28, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F03C1/0605?
- CPC F03C1/0605 is the Cooperative Patent Classification code for “Adaptations of pistons (pump pistons F04B1/124, F04B53/14).”
- How many patents are filed under CPC F03C1/0605 (Adaptations of pistons (pump pistons F04B1/124, F04B53/14))?
- Our database includes 47 publications tagged with this CPC code.
- Is patent activity under CPC F03C1/0605 growing?
- Publication counts under this code: 2 in 2024 vs 3 in 2025 (latest complete years).