Compressed-air-driven vacuum generation device and area suction gripper
US-2025354568-A1 · Nov 20, 2025 · US
with a plurality of nozzles arranged in series
with a plurality of nozzles arranged in series · 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 | F04F5/467 |
| Official title | {with a plurality of nozzles arranged in series} |
| Display label | with a plurality of nozzles arranged in series |
| Total patents | 33 |
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 | 5 |
| 2017 | 3 |
| 2018 | 2 |
| 2019 | 6 |
| 2020 | 2 |
| 2021 | 4 |
| 2022 | 4 |
| 2023 | 2 |
| 2024 | 1 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Jet pump system
US-2025271004-A1 · Aug 28, 2025 · US
Fuel cell ejector
US-2024159251-A1 · May 16, 2024 · US
Nozzle Appliance for a Jet Pump and Jet Pump
US-2023287903-A1 · Sep 14, 2023 · US
Multistage aspirator for inflatable assemblies
US-11560905-B2 · Jan 24, 2023 · US
Fluid eductors, and systems and methods of entraining fluid using fluid eductors
US-11454463-B2 · Sep 27, 2022 · US
Mixture entrainment device
US-2022282739-A1 · Sep 8, 2022 · US
Air lift pump
US-11306744-B2 · Apr 19, 2022 · US
Recovering waste oil
US-2022056926-A1 · Feb 24, 2022 · US
Air lift pump
US-2021355967-A1 · Nov 18, 2021 · US
Jet pump
US-2021317845-A1 · Oct 14, 2021 · US
Multistage aspirator for inflatable assemblies
US-2021180616-A1 · Jun 17, 2021 · US
Motorcompressor and method to improve the efficiency of a motorcompressor
US-10895264-B2 · Jan 19, 2021 · US
Dual Venturi device
US-10626888-B2 · Apr 21, 2020 · US
Pressure-controlling device, and pressure-using apparatus
US-2020088213-A1 · Mar 19, 2020 · US
Fluid eductors, and systems and methods of entraining fluid using fluid eductors
US-2019390925-A1 · Dec 26, 2019 · US
Low-cost evacuator for an engine having tuned Venturi gaps
US-10480537-B2 · Nov 19, 2019 · US
Low-cost evacuator for an engine having tuned venturi gaps
US-2019234430-A1 · Aug 1, 2019 · US
Aspirator system
US-2019186504-A1 · Jun 20, 2019 · US
Jet pump for turbomachine lubrication chamber depressurization circuit
US-10316863-B2 · Jun 11, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F04F5/467?
- CPC F04F5/467 is the Cooperative Patent Classification code for “with a plurality of nozzles arranged in series.”
- How many patents are filed under CPC F04F5/467 (with a plurality of nozzles arranged in series)?
- Our database includes 33 publications tagged with this CPC code.
- Is patent activity under CPC F04F5/467 growing?
- Publication counts under this code: 1 in 2024 vs 2 in 2025 (latest complete years).