Electrostatic precipitator cleaning
US-2024307891-A1 · Sep 19, 2024 · US
by washing
by washing · 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 | B03C3/78 |
| Official title | by washing |
| Display label | by washing |
| Total patents | 40 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 4 |
| 2017 | 4 |
| 2019 | 3 |
| 2020 | 9 |
| 2021 | 4 |
| 2022 | 1 |
| 2023 | 8 |
| 2024 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
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
Vehicle having a device for capturing dust particles
US-2024261797-A1 · Aug 8, 2024 · US
Method to roast coffee beans
US-2024032559-A1 · Feb 1, 2024 · US
Method to roast coffee beans
US-2024032560-A1 · Feb 1, 2024 · US
Window-type dust collecting apparatus on basis of artificial intelligence
US-11806727-B2 · Nov 7, 2023 · US
Electrostatic precipitator
US-2023211357-A1 · Jul 6, 2023 · US
Air purifying system
US-2023201768-A1 · Jun 29, 2023 · US
Electrostatic precipitating apparatus and air conditioning system having same
US-11654386-B2 · May 23, 2023 · US
Horizontal electrostatic precipitator and electrostatic precipitation method using the same
US-11577256-B2 · Feb 14, 2023 · US
Method for drying a smoke filter unit
US-2023041569-A1 · Feb 9, 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
Electrostatic precipitator apparatus
US-11524305-B2 · Dec 13, 2022 · US
Electrostatic precipitator module and desulfurization system including the same
US-11198136-B2 · Dec 14, 2021 · US
Filter
US-11117140-B2 · Sep 14, 2021 · US
Filter for trapping particulate matter including vertical nano-gap electrode with plurality of holes and air conditioning apparatus having the same
US-2021086194-A1 · Mar 25, 2021 · US
Window-type dust collecting apparatus on basis of artificial intelligence
US-2021008570-A1 · Jan 14, 2021 · US
Dust collecting tower apparatus
US-2020368760-A1 · Nov 26, 2020 · US
Horizontal electrostatic precipitator and electrostatic precipitation method using the same
US-2020368757-A1 · Nov 26, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B03C3/78?
- CPC B03C3/78 is the Cooperative Patent Classification code for “by washing.”
- How many patents are filed under CPC B03C3/78 (by washing)?
- Our database includes 40 publications tagged with this CPC code.
- Is patent activity under CPC B03C3/78 growing?
- Publication counts under this code: 8 in 2023 vs 5 in 2024 (latest complete years).