Inertial pneumatic wave energy device
US-2024401557-A1 · Dec 5, 2024 · US
with a convergent-divergent guiding structure, e.g. a Venturi conduit
with a convergent-divergent guiding structure, e.g. a Venturi conduit · 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 | F05B2240/133 |
| Official title | with a convergent-divergent guiding structure, e.g. a Venturi conduit |
| Display label | with a convergent-divergent guiding structure, e.g. a Venturi conduit |
| Total patents | 65 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 7 |
| 2017 | 7 |
| 2018 | 1 |
| 2019 | 5 |
| 2020 | 6 |
| 2021 | 5 |
| 2022 | 12 |
| 2023 | 9 |
| 2024 | 8 |
| 2025 | 3 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Fluid flow energy extraction system and method related thereto
US-12152564-B2 · Nov 26, 2024 · US
Wave energy device with constricted tube and generator pod
US-12085052-B2 · Sep 10, 2024 · US
Inertial pneumatic wave energy device
US-2024287960-A1 · Aug 29, 2024 · US
Buoy with radiated wave reflector
US-2024247634-A1 · Jul 25, 2024 · US
Inertial pneumatic wave energy device
US-12037972-B2 · Jul 16, 2024 · US
Inertial pneumatic wave energy device
US-11976622-B2 · May 7, 2024 · US
Back-up power supply for wind turbines
US-11867158-B2 · Jan 9, 2024 · US
Wave energy device with constricted tube and generator pod
US-2023407835-A1 · Dec 21, 2023 · US
Inertial pneumatic wave energy device
US-2023383722-A1 · Nov 30, 2023 · US
Buoy with radiated wave reflector
US-2023349353-A1 · Nov 2, 2023 · US
Inertial pneumatic wave energy device
US-11788504-B2 · Oct 17, 2023 · US
Wave energy device with constricted tube and generator pod
US-11754034-B2 · Sep 12, 2023 · US
Inertial pneumatic wave energy device
US-11725623-B2 · Aug 15, 2023 · US
Buoy with radiated wave reflector
US-11692524-B2 · Jul 4, 2023 · US
Inertial pneumatic wave energy device
US-2023167798-A1 · Jun 1, 2023 · US
Inertial pneumatic wave energy device
US-11566596-B2 · Jan 31, 2023 · US
Wave energy device with constricted tube and generator pod
US-2022403813-A1 · Dec 22, 2022 · US
Back-up power supply for wind turbines
US-2022349382-A1 · Nov 3, 2022 · US
Self-propelled buoyant energy converter and method for deploying same
US-2022307459-A1 · Sep 29, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F05B2240/133?
- CPC F05B2240/133 is the Cooperative Patent Classification code for “with a convergent-divergent guiding structure, e.g. a Venturi conduit.”
- How many patents are filed under CPC F05B2240/133 (with a convergent-divergent guiding structure, e.g. a Venturi conduit)?
- Our database includes 65 publications tagged with this CPC code.
- Is patent activity under CPC F05B2240/133 growing?
- Publication counts under this code: 8 in 2024 vs 3 in 2025 (latest complete years).