Air conditioner and air purifier including electrostatic precipitator
US-2025271160-A1 · Aug 28, 2025 · US
Ionising electrode being a rod
Ionising electrode being a rod · 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 | B03C2201/08 |
| Official title | Ionising electrode being a rod |
| Display label | Ionising electrode being a rod |
| Total patents | 29 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2016 | 2 |
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 5 |
| 2020 | 2 |
| 2021 | 3 |
| 2022 | 4 |
| 2023 | 1 |
| 2024 | 6 |
| 2025 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Electric dust collection device, and charging device included in electric dust collection device
US-2025222466-A1 · Jul 10, 2025 · US
Electric dust collecting apparatus and air conditioner including same
US-2025153189-A1 · May 15, 2025 · US
Air filtering device for an air conditioner
US-2025025887-A1 · Jan 23, 2025 · US
Flue pipe systems and methods of purifying flue gases
US-12097509-B2 · Sep 24, 2024 · US
Electrification apparatus for electric dust collector
US-12064774-B2 · Aug 20, 2024 · US
Air purifier
US-2024216858-A1 · Jul 4, 2024 · US
Electrification apparatus for electric dust collection
US-11980897-B2 · May 14, 2024 · US
Air conditioner and electrostatic precipitator
US-2024085039-A1 · Mar 14, 2024 · US
Inverter apparatus provided with dust collecting unit
US-2024042459-A1 · Feb 8, 2024 · US
Flue pipe systems and methods of purifying flue gases
US-2023173505-A1 · Jun 8, 2023 · US
Electrostatic precipitator
US-2022040706-A1 · Feb 10, 2022 · US
Electrification apparatus for electric dust collection
US-2022032321-A1 · Feb 3, 2022 · US
Electrification apparatus for electric dust collector
US-2022032322-A1 · Feb 3, 2022 · US
Electrification apparatus for electric dust collection
US-2022032320-A1 · Feb 3, 2022 · US
Systems and methods for gas cleaning using electrostatic precipitation and photoionization
US-11117138-B2 · Sep 14, 2021 · US
Electric dust collector
US-2021220839-A1 · Jul 22, 2021 · US
Cooking fume purification module and cooking fume exhaust device
US-10914474-B2 · Feb 9, 2021 · US
Cylindrical IFD filter
US-10843206-B2 · Nov 24, 2020 · US
Apparatus for treating gas
US-10814336-B2 · Oct 27, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B03C2201/08?
- CPC B03C2201/08 is the Cooperative Patent Classification code for “Ionising electrode being a rod.”
- How many patents are filed under CPC B03C2201/08 (Ionising electrode being a rod)?
- Our database includes 29 publications tagged with this CPC code.
- Is patent activity under CPC B03C2201/08 growing?
- Publication counts under this code: 6 in 2024 vs 4 in 2025 (latest complete years).