Pivotable pump head
US-2026063124-A1 · Mar 5, 2026 · US
having peristaltic action
having peristaltic action · 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 | F04B45/08 |
| Official title | having peristaltic action |
| Display label | having peristaltic action |
| Total patents | 56 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 5 |
| 2017 | 7 |
| 2018 | 1 |
| 2019 | 8 |
| 2020 | 7 |
| 2021 | 7 |
| 2022 | 1 |
| 2023 | 8 |
| 2024 | 4 |
| 2025 | 3 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Peristaltic pump with offset rollers having different sized diameters
US-12529368-B2 · Jan 20, 2026 · US
Pivotable pump head
US-12486841-B2 · Dec 2, 2025 · US
Peristaltic pump
US-2025361859-A1 · Nov 27, 2025 · US
Tube and pump using same
US-12257808-B2 · Mar 25, 2025 · US
Hydro excavation vacuum apparatus
US-12077936-B2 · Sep 3, 2024 · US
Pump with offset rollers
US-2024110559-A1 · Apr 4, 2024 · US
Airlocks for conveying material, hydro excavation vacuum apparatus having airlocks, and methods for hydro excavating a site
US-11905677-B2 · Feb 20, 2024 · US
Pivotable pump head
US-2024011479-A1 · Jan 11, 2024 · US
Dual-stage fluidics system with reduced pulsation
US-11802551-B2 · Oct 31, 2023 · US
Peristaltic micropump assemblies and associated devices, systems, and methods
US-11786401-B2 · Oct 17, 2023 · US
Fluid control and bypass features for an apheresis system
US-2023277741-A1 · Sep 7, 2023 · US
Peristaltic pump assembly and system
US-11690665-B2 · Jul 4, 2023 · US
Pump
US-2023089643-A1 · Mar 23, 2023 · US
Tube and pump using same
US-2023047117-A1 · Feb 16, 2023 · US
Vacuum excavation apparatus having a deceleration vessel and methods for excavating a site
US-2023030715-A1 · Feb 2, 2023 · US
Hydro excavation vacuum apparatus having an adjustment system for adjusting a dewatering system screen
US-11560689-B2 · Jan 24, 2023 · US
Hydro excavation vacuum apparatus having deceleration vessels and methods for hydro excavating a site
US-11499290-B2 · Nov 15, 2022 · US
Electrostatic peristaltic pump and method of operation
US-11204026-B2 · Dec 21, 2021 · US
Dual-Stage Fluidics System With Reduced Pulsation
US-2021363979-A1 · Nov 25, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F04B45/08?
- CPC F04B45/08 is the Cooperative Patent Classification code for “having peristaltic action.”
- How many patents are filed under CPC F04B45/08 (having peristaltic action)?
- Our database includes 56 publications tagged with this CPC code.
- Is patent activity under CPC F04B45/08 growing?
- Publication counts under this code: 4 in 2024 vs 3 in 2025 (latest complete years).