Electrification part for electric dust collector
US-2025360516-A1 · Nov 27, 2025 · US
insulating in electric separators (B03C3/53 takes precedence)
insulating in electric separators (B03C3/53 takes precedence) · 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 | B03C3/70 |
| Official title | insulating in electric separators (B03C3/53 takes precedence) |
| Display label | insulating in electric separators (B03C3/53 takes precedence) |
| Total patents | 63 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 5 |
| 2017 | 9 |
| 2018 | 1 |
| 2019 | 2 |
| 2020 | 10 |
| 2021 | 4 |
| 2022 | 8 |
| 2023 | 9 |
| 2024 | 5 |
| 2025 | 9 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Air Filter and Air Filter Assembly
US-2025332598-A1 · Oct 30, 2025 · US
Electrostatic flow guide dirt collector
US-12435669-B1 · Oct 7, 2025 · US
Air purification filter and air purifier including same
US-12409458-B2 · Sep 9, 2025 · US
Air purifying filter
US-12370559-B2 · Jul 29, 2025 · US
Ionizer, Filter System and Motor Vehicle
US-2025196591-A1 · Jun 19, 2025 · US
Electrostatic precipitator cleaning
US-2024307891-A1 · Sep 19, 2024 · US
Wireless rechargeable and portable anti-microbial respirator
US-12059586-B2 · Aug 13, 2024 · US
Filter for trapping particulate matter including vertical nano-gap electrode with plurality of holes and air conditioning apparatus having the same
US-12059689-B2 · Aug 13, 2024 · US
Electrification apparatus for electric dust collection
US-11980897-B2 · May 14, 2024 · US
Electrostatic charging air cleaning device and collection electrode
US-11958061-B2 · Apr 16, 2024 · US
Dust collecting filter and method for manufacturing dust collecting filter
US-2023249113-A1 · Aug 10, 2023 · US
Ultra low power electrical dust collection apparatus
US-2023158512-A1 · May 25, 2023 · US
Electrostatic precipitating apparatus and air conditioning system having same
US-11654386-B2 · May 23, 2023 · US
Electrostatic precipitator and control method thereof
US-2023149948-A1 · May 18, 2023 · US
Wireless rechargeable and portable anti-microbial respirator
US-2023067491-A1 · Mar 2, 2023 · US
Electrostatic charging air cleaning device and collection electrode
US-2023047164-A1 · Feb 16, 2023 · US
Horizontal electrostatic precipitator and electrostatic precipitation method using the same
US-11577256-B2 · Feb 14, 2023 · US
Electrostatic precipitating apparatus and cooling tower having same
US-11541400-B2 · Jan 3, 2023 · US
Dust collecting tower apparatus
US-11541401-B2 · Jan 3, 2023 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B03C3/70?
- CPC B03C3/70 is the Cooperative Patent Classification code for “insulating in electric separators (B03C3/53 takes precedence).”
- How many patents are filed under CPC B03C3/70 (insulating in electric separators (B03C3/53 takes precedence))?
- Our database includes 63 publications tagged with this CPC code.
- Is patent activity under CPC B03C3/70 growing?
- Publication counts under this code: 5 in 2024 vs 9 in 2025 (latest complete years).