Sealing member and submerged pump system
US-12247575-B2 · Mar 11, 2025 · US
Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow (diffusion pumps F04F9/00; combination of jet pumps with pumps of other than jet type F04B; use of jet pumps for priming or boosting non-positive-displacement pumps F04D)
Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow (diffusion pumps F04F9/00; combination of jet pumps with pumps of other than jet type F04B; use of jet pumps for priming or boosting non-positive-displacement pumps F04D) · 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 | F04F5/00 |
| Official title | Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow (diffusion pumps F04F9/00; combination of jet pumps with pumps of other than jet type F04B; use of jet pumps for priming or boosting non-positive-displacement pumps F04D) |
| Display label | Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow (diffusion pumps F04F9/00; combination of jet pumps with pumps of other than jet type F04B; use of jet pumps for priming or boosting non-positive-displacement pumps F04D) |
| Total patents | 34 |
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 | 1 |
| 2016 | 4 |
| 2017 | 6 |
| 2018 | 4 |
| 2019 | 6 |
| 2020 | 6 |
| 2021 | 4 |
| 2022 | 1 |
| 2023 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Sealing member and submerged pump system
US-2023204043-A1 · Jun 29, 2023 · US
Fluid conduit and method of making same
US-11401953-B2 · Aug 2, 2022 · US
Discharge casing insert for pump performance characteristics control
US-11209024-B2 · Dec 28, 2021 · US
Jet pump comprising an internal nozzle
US-11199203-B2 · Dec 14, 2021 · US
Jet pump
US-2021317845-A1 · Oct 14, 2021 · US
Fluid conduit and method of making same
US-2021199137-A1 · Jul 1, 2021 · US
Pressure washers including jet pumps
US-10870135-B2 · Dec 22, 2020 · US
Slip joint clamps and methods for use in a nuclear reactor jet pump
US-10753374-B2 · Aug 25, 2020 · US
Jet pump comprising an internal nozzle
US-2020263707-A1 · Aug 20, 2020 · US
Freeze tolerant fuel cell fuel pressure regulator
US-10658686-B2 · May 19, 2020 · US
Pressure washers including jet pumps
US-10654054-B2 · May 19, 2020 · US
Fuel gas circulation apparatus
US-10541432-B2 · Jan 21, 2020 · US
Low-cost evacuator for an engine having tuned Venturi gaps
US-10480537-B2 · Nov 19, 2019 · US
Fluid conduit and method of making same
US-2019331141-A1 · Oct 31, 2019 · US
Ceiling fan
US-2019242392-A1 · Aug 8, 2019 · US
Low-cost evacuator for an engine having tuned venturi gaps
US-2019234430-A1 · Aug 1, 2019 · US
Ejector and refrigeration cycle apparatus having ejector
US-10345018-B2 · Jul 9, 2019 · US
Low-cost evacuator for an engine having tuned Venturi gaps
US-10273978-B2 · Apr 30, 2019 · US
Method and system for a short length jet pump with improved mixing
US-10029218-B2 · Jul 24, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F04F5/00?
- CPC F04F5/00 is the Cooperative Patent Classification code for “Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow (diffusion pumps F04F9/00; combination of jet pumps with pumps of other than jet type F04B; use of jet pumps for priming or boosting non-positive-displacement pumps F04D).”
- How many patents are filed under CPC F04F5/00 (Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow (diffusion pumps F04F9/00; combination of jet pumps with pumps of other than jet type F04B; use of jet pumps for priming or boosting non-positive-displacement pumps F04D))?
- Our database includes 34 publications tagged with this CPC code.
- Is patent activity under CPC F04F5/00 growing?
- Publication counts under this code: 1 in 2023 vs 1 in 2025 (latest complete years).