Drive system for a positive displacement pump
US-2021310475-A1 · Oct 7, 2021 · US
two or more plate-like pumping members in parallel
two or more plate-like pumping members in parallel · 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 | F04B43/025 |
| Official title | {two or more plate-like pumping members in parallel} |
| Display label | two or more plate-like pumping members in parallel |
| Total patents | 83 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 9 |
| 2016 | 3 |
| 2017 | 16 |
| 2018 | 12 |
| 2019 | 8 |
| 2020 | 10 |
| 2021 | 5 |
| 2022 | 5 |
| 2023 | 2 |
| 2024 | 5 |
| 2025 | 6 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Sequentially activated multi-diaphragm foam pumps, refill units and dispenser systems
US-10912426-B2 · Feb 9, 2021 · US
Pump apparatus and substrate treating apparatus
US-10790165-B2 · Sep 29, 2020 · US
Micropump with electrostatic actuation
US-10767641-B2 · Sep 8, 2020 · US
Synthetic jet pump and an associated method thereof
US-10718323-B2 · Jul 21, 2020 · US
Magnet-based systems and methods for transferring fluid
US-10697447-B2 · Jun 30, 2020 · US
Reciprocation pump and a dialysis apparatus equipped with the reciprocation pump
US-10612533-B2 · Apr 7, 2020 · US
Fluid transportation device comprising a valve body, a valve membrane, a valve chamber seat, and an actuator each sequentially stacked within a accommodation space of an outer sleeve having a ring-shaped protrusion structure
US-10598169-B2 · Mar 24, 2020 · US
Methods, devices, and systems for moving a fluid along a fluid path for treatment
US-10598170-B2 · Mar 24, 2020 · US
Medical fluid delivery device actuated via motive fluid
US-10578098-B2 · Mar 3, 2020 · US
High quality non-aerosol hand sanitizing foam
US-2020037826-A1 · Feb 6, 2020 · US
Medical fluid cassettes and related systems and methods
US-2020016313-A1 · Jan 16, 2020 · US
Medical fluid cassettes and related systems and methods
US-10463777-B2 · Nov 5, 2019 · US
High quality non-aerosol hand sanitizing foam
US-10441115-B2 · Oct 15, 2019 · US
Pump unit for reducing agents in an exhaust gas purification system
US-10378528-B2 · Aug 13, 2019 · US
Non-pulsation pump
US-2019195208-A1 · Jun 27, 2019 · US
Diaphram pumps with air savings devices
US-2019145397-A1 · May 16, 2019 · US
Drive system for a positive displacement pump
US-2019093651-A1 · Mar 28, 2019 · US
Multiple diaphragm pump
US-2019017499-A1 · Jan 17, 2019 · US
Diaphragm pumps with air savings devices
US-10174750-B2 · Jan 8, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F04B43/025?
- CPC F04B43/025 is the Cooperative Patent Classification code for “two or more plate-like pumping members in parallel.”
- How many patents are filed under CPC F04B43/025 (two or more plate-like pumping members in parallel)?
- Our database includes 83 publications tagged with this CPC code.
- Is patent activity under CPC F04B43/025 growing?
- Publication counts under this code: 5 in 2024 vs 6 in 2025 (latest complete years).