Piston pump
US-11143178-B2 · Oct 12, 2021 · US
the solenoid motor being separated from the fluid flow
the solenoid motor being separated from the fluid flow · 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 | F04B17/042 |
| Official title | {the solenoid motor being separated from the fluid flow} |
| Display label | the solenoid motor being separated from the fluid flow |
| Total patents | 73 |
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 | 6 |
| 2016 | 6 |
| 2017 | 12 |
| 2018 | 16 |
| 2019 | 7 |
| 2020 | 5 |
| 2021 | 9 |
| 2022 | 2 |
| 2023 | 7 |
| 2024 | 1 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Electric motor and compressor having electric motor
US-2021211002-A1 · Jul 8, 2021 · US
Operating method and actuation device for a piston pump
US-10989186-B2 · Apr 27, 2021 · US
Control system for pump of beverage preparation machine
US-10959566-B2 · Mar 30, 2021 · US
Magnet assembly for an actuation and/or delivery assembly, and method for producing the magnet assembly
US-2021065947-A1 · Mar 4, 2021 · US
Agricultural plant protection machines and diaphragm pumps thereof
US-2021062799-A1 · Mar 4, 2021 · US
Volumetric pump
US-10920770-B2 · Feb 16, 2021 · US
Method for operating a piston pump, control device of a piston pump, and piston pump
US-10890167-B2 · Jan 12, 2021 · US
Induced electromagnetic pump using rotating magnetic field
US-10840793-B2 · Nov 17, 2020 · US
Piston Pump
US-2020309117-A1 · Oct 1, 2020 · US
Electrical pump drive for a positive displacement pump, positive displacement pump and method therefor
US-2020251972-A1 · Aug 6, 2020 · US
Pump device for a brake system with a reluctance drive
US-10683857-B2 · Jun 16, 2020 · US
Method for controlling a reciprocating piston pump and device for carrying out the method
US-10670009-B2 · Jun 2, 2020 · US
Feed pump, especially fuel feed pump for a vehicle heater
US-10480497-B2 · Nov 19, 2019 · US
Free piston linear motor compressor and associated systems of operation
US-10323628-B2 · Jun 18, 2019 · US
Plunger electric fuel pump
US-10240589-B2 · Mar 26, 2019 · US
Magnetic pressure pulse attenuation
US-10208882-B2 · Feb 19, 2019 · US
Fluid sending apparatus
US-10208744-B2 · Feb 19, 2019 · US
Fuel pump
US-10180122-B2 · Jan 15, 2019 · US
Volumetric pump
US-2019010934-A1 · Jan 10, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F04B17/042?
- CPC F04B17/042 is the Cooperative Patent Classification code for “the solenoid motor being separated from the fluid flow.”
- How many patents are filed under CPC F04B17/042 (the solenoid motor being separated from the fluid flow)?
- Our database includes 73 publications tagged with this CPC code.
- Is patent activity under CPC F04B17/042 growing?
- Publication counts under this code: 1 in 2024 vs 2 in 2025 (latest complete years).