Multi piston machine with at least three switchable displacement volumes
US-12404832-B2 · Sep 2, 2025 · US
adapted for special use or combined with apparatus driven thereby
adapted for special use or combined with apparatus driven thereby · 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 | F03C1/26 |
| Official title | adapted for special use or combined with apparatus driven thereby |
| Display label | adapted for special use or combined with apparatus driven thereby |
| Total patents | 45 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 8 |
| 2016 | 3 |
| 2017 | 5 |
| 2018 | 3 |
| 2019 | 5 |
| 2020 | 7 |
| 2021 | 4 |
| 2022 | 5 |
| 2023 | 2 |
| 2024 | 1 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Integrated energy generating damper
US-12264656-B2 · Apr 1, 2025 · US
Reverse osmosis arrangement
US-12151209-B2 · Nov 26, 2024 · US
Integrated energy generating damper
US-2023250811-A1 · Aug 10, 2023 · US
Downhole power drilling tool having multi-stage dual plunger eccentric gear mechanism
US-11598151-B2 · Mar 7, 2023 · US
Reverse osmosis arrangement
US-2022395779-A1 · Dec 15, 2022 · US
Multi Piston Machine with at least Three Switchable Displacement Volumes
US-2022389902-A1 · Dec 8, 2022 · US
Integrated energy generating damper
US-11499535-B2 · Nov 15, 2022 · US
Hydraulic motor subassembly kit with carrier
US-11319952-B2 · May 3, 2022 · US
Hydrostatic travel drive and method for controlling the hydrostatic travel drive
US-11261962-B2 · Mar 1, 2022 · US
All-metal downhole power drilling tool based on multi-stage dual plunger eccentric gear mechanism
US-2021285289-A1 · Sep 16, 2021 · US
Device having hybrid hydraulic-electric architecture
US-11060539-B2 · Jul 13, 2021 · US
Hydraulic motor subassembly kit with carrier
US-2021003128-A1 · Jan 7, 2021 · US
Hydraulic piston assembly
US-10883599-B2 · Jan 5, 2021 · US
Integrated energy generating damper
US-2020408199-A1 · Dec 31, 2020 · US
Hydraulic piston assembly
US-2020370648-A1 · Nov 26, 2020 · US
Device having hybrid hydraulic-electric architecture
US-2020248729-A1 · Aug 6, 2020 · US
Bladeless wind turbine
US-10690114-B1 · Jun 23, 2020 · US
Integrated energy generating damper
US-10655612-B2 · May 19, 2020 · US
Electro hydrostatic actuator
US-10539131-B2 · Jan 21, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F03C1/26?
- CPC F03C1/26 is the Cooperative Patent Classification code for “adapted for special use or combined with apparatus driven thereby.”
- How many patents are filed under CPC F03C1/26 (adapted for special use or combined with apparatus driven thereby)?
- Our database includes 45 publications tagged with this CPC code.
- Is patent activity under CPC F03C1/26 growing?
- Publication counts under this code: 1 in 2024 vs 2 in 2025 (latest complete years).