Aircraft electric motor with cooling system
US-2025114733-A1 · Apr 10, 2025 · US
Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces · 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 | B01D45/00 |
| Official title | Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces |
| Display label | Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces |
| Total patents | 50 |
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 | 4 |
| 2016 | 9 |
| 2017 | 8 |
| 2018 | 7 |
| 2019 | 7 |
| 2020 | 5 |
| 2021 | 3 |
| 2022 | 2 |
| 2023 | 1 |
| 2024 | 3 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Methods and apparatus for an inertial separation of air in an electric aircraft
US-2024261712-A1 · Aug 8, 2024 · US
Methods and apparatus for an inertial separation of air in an electric aircraft
US-11964223-B1 · Apr 23, 2024 · US
Methods and apparatus for an inertial separation of air in an electric aircraft
US-2024123385-A1 · Apr 18, 2024 · US
Internal combustion engine
US-11549413-B1 · Jan 10, 2023 · US
Diversion of pressurized fluid and control in a compressor system
US-2022203280-A1 · Jun 30, 2022 · US
Microgravity system phase separator
US-2022118388-A1 · Apr 21, 2022 · US
Air-oil separator with jet-enhanced impaction and method associated therewith
US-11174766-B2 · Nov 16, 2021 · US
Centrifugal air separators
US-10981107-B2 · Apr 20, 2021 · US
Horizontal gas-liquid separator for air conditioner, and air conditioner
US-10921033-B2 · Feb 16, 2021 · US
Substrate processing apparatus
US-2020388511-A1 · Dec 10, 2020 · US
Air-oil separator with jet-enhanced impaction and method associated therewith
US-2020332686-A1 · Oct 22, 2020 · US
Water separator including a riser pipe and a sealing element as well as a fuel cell including a water separator, and a motor vehicle including a fuel cell
US-10756365-B2 · Aug 25, 2020 · US
Inlet particle separator for a turbine engine
US-10724436-B2 · Jul 28, 2020 · US
Air-oil separator with jet-enhanced impaction and method associated therewith
US-10718242-B2 · Jul 21, 2020 · US
Centrifugal air separators
US-2019247785-A1 · Aug 15, 2019 · US
Particle separating catalytic chemical reactor and particle separator
US-10328407-B2 · Jun 25, 2019 · US
Horizontal gas-liquid separator for air conditioner, and air conditioner
US-2019186794-A1 · Jun 20, 2019 · US
Fluid processing device and processing liquid recovery method
US-2019184319-A1 · Jun 20, 2019 · US
Centrifugal air separators
US-10315158-B2 · Jun 11, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D45/00?
- CPC B01D45/00 is the Cooperative Patent Classification code for “Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces.”
- How many patents are filed under CPC B01D45/00 (Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces)?
- Our database includes 50 publications tagged with this CPC code.
- Is patent activity under CPC B01D45/00 growing?
- Publication counts under this code: 3 in 2024 vs 1 in 2025 (latest complete years).