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US-2026053315-A1 · Feb 26, 2026 · US
Construction of inlets by which the vortex flow is generated {, e.g. tangential admission, the fluid flow being forced to follow a downward path by spirally wound bulkheads, or with slightly downwardly-directed tangential admission}(fluid dynamics in general F15D)
Construction of inlets by which the vortex flow is generated {, e.g. tangential admission, the fluid flow being forced to follow a downward path by spirally wound bulkheads, or with slightly downwardly-directed tangential admission}(fluid dynamics in general F15D) · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B04C5/02 |
| Official title | Construction of inlets by which the vortex flow is generated {, e.g. tangential admission, the fluid flow being forced to follow a downward path by spirally wound bulkheads, or with slightly downwardly-directed tangential admission}(fluid dynamics in general F15D) |
| Display label | Construction of inlets by which the vortex flow is generated {, e.g. tangential admission, the fluid flow being forced to follow a downward path by spirally wound bulkheads, or with slightly downwardly-directed tangential admission}(fluid dynamics in general F15D) |
| Total patents | 26 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 2 |
| 2017 | 3 |
| 2018 | 1 |
| 2019 | 3 |
| 2020 | 1 |
| 2021 | 3 |
| 2022 | 1 |
| 2023 | 4 |
| 2024 | 1 |
| 2025 | 3 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
System and method for performing separation and dehydroxylation of fumed silica soot particles
US-12466737-B2 · Nov 11, 2025 · US
Hydrogen-water separator for fuel cell
US-12469868-B2 · Nov 11, 2025 · US
Reserve tank
US-12370470-B2 · Jul 29, 2025 · US
System and method for performing separation and dehydroxylation of fumed silica soot particles
US-2024327230-A1 · Oct 3, 2024 · US
Hydrogen-water separator for fuel cell
US-2023261234-A1 · Aug 17, 2023 · US
Cyclone separator and methods of using same
US-11571701-B2 · Feb 7, 2023 · US
Reserve tank
US-2023035792-A1 · Feb 2, 2023 · US
Cyclone separator arrangement
US-2023001432-A1 · Jan 5, 2023 · US
Distributor device for cyclone separator apparatus
US-11318481-B2 · May 3, 2022 · US
Cyclone separator and methods of using same
US-2021268520-A1 · Sep 2, 2021 · US
Cyclone separator and methods of using same
US-11007542-B2 · May 18, 2021 · US
System and method for performing separation and dehydroxylation of fumed silica soot particles
US-2021047189-A1 · Feb 18, 2021 · US
Cyclone separator and methods of using same
US-2020316618-A1 · Oct 8, 2020 · US
Distributor device for cyclone separator apparatus
US-2019358652-A1 · Nov 28, 2019 · US
Method and apparatus for removal of gas bubbles from fluid
US-10369265-B2 · Aug 6, 2019 · US
Cyclonic separation apparatus
US-10213793-B2 · Feb 26, 2019 · US
Cyclonic oil separator for compressor oil reservoir
US-2018117510-A1 · May 3, 2018 · US
Cyclonic separation apparatus
US-2017209875-A1 · Jul 27, 2017 · US
Method and apparatus for removal of gas bubbles from fluid
US-2017136170-A1 · May 18, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B04C5/02?
- CPC B04C5/02 is the Cooperative Patent Classification code for “Construction of inlets by which the vortex flow is generated {, e.g. tangential admission, the fluid flow being forced to follow a downward path by spirally wound bulkheads, or with slightly downwardly-directed tangential admission}(fluid dynamics in general F15D).”
- How many patents are filed under CPC B04C5/02 (Construction of inlets by which the vortex flow is generated {, e.g. tangential admission, the fluid flow being forced to follow a downward path by spirally wound bulkheads, or with slightly downwardly-directed tangential admission}(fluid dynamics in general F15D))?
- Our database includes 26 publications tagged with this CPC code.
- Is patent activity under CPC B04C5/02 growing?
- Publication counts under this code: 1 in 2024 vs 3 in 2025 (latest complete years).