Electrostatic flow guide dirt collector
US-12435669-B1 · Oct 7, 2025 · US
located in the filter, e.g. special shape of the electrodes
located in the filter, e.g. special shape of the electrodes · 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 | B03C3/366 |
| Official title | {located in the filter, e.g. special shape of the electrodes} |
| Display label | located in the filter, e.g. special shape of the electrodes |
| Total patents | 47 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 4 |
| 2017 | 7 |
| 2018 | 10 |
| 2019 | 8 |
| 2020 | 5 |
| 2021 | 2 |
| 2022 | 3 |
| 2023 | 1 |
| 2025 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Sanitization system
US-2025215679-A1 · Jul 3, 2025 · US
Cooking exhaust hood ventilation system
US-12331935-B2 · Jun 17, 2025 · US
Sanitization system
US-12281468-B2 · Apr 22, 2025 · US
Horizontal electrostatic precipitator and electrostatic precipitation method using the same
US-11577256-B2 · Feb 14, 2023 · US
Cooking exhaust hood ventilation system
US-2022290871-A1 · Sep 15, 2022 · US
Cooking exhaust hood ventilation system
US-11371719-B2 · Jun 28, 2022 · US
Sanitization system
US-2022112704-A1 · Apr 14, 2022 · US
Electrostatic oil mist separator for internal combustion engine
US-11073055-B2 · Jul 27, 2021 · US
Cooking fume purification module and cooking fume exhaust device
US-10914474-B2 · Feb 9, 2021 · US
Horizontal electrostatic precipitator and electrostatic precipitation method using the same
US-2020368757-A1 · Nov 26, 2020 · US
Apparatus for treating gas
US-10814336-B2 · Oct 27, 2020 · US
Electronic air cleaners and associated systems and methods
US-10668483-B2 · Jun 2, 2020 · US
Cooking exhaust hood ventilation system
US-2020049353-A1 · Feb 13, 2020 · US
Scroll type electrostatic precipitator and air conditioning apparatus having the same
US-10556241-B2 · Feb 11, 2020 · US
Cooking exhaust hood ventilation system
US-10488056-B2 · Nov 26, 2019 · US
Solvent separation method and solvent separation apparatus
US-10478828-B2 · Nov 19, 2019 · US
Electrostatic oil mist separator for internal combustion engine
US-2019195098-A1 · Jun 27, 2019 · US
Dust collection assembly, air purification device and air conditioner
US-10272444-B2 · Apr 30, 2019 · US
Cooking fume purification module and cooking fume exhaust device
US-2019113240-A1 · Apr 18, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B03C3/366?
- CPC B03C3/366 is the Cooperative Patent Classification code for “located in the filter, e.g. special shape of the electrodes.”
- How many patents are filed under CPC B03C3/366 (located in the filter, e.g. special shape of the electrodes)?
- Our database includes 47 publications tagged with this CPC code.
- Is patent activity under CPC B03C3/366 growing?
- Publication counts under this code: 1 in 2023 vs 4 in 2025 (latest complete years).