Exhaust gas treatment system, dust collection device and control method of exhaust gas treatment system
US-2025375774-A1 · Dec 11, 2025 · US
Pretreatment of the gases prior to electrostatic precipitation · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B03C3/01 |
| Official title | Pretreatment of the gases prior to electrostatic precipitation |
| Display label | Pretreatment of the gases prior to electrostatic precipitation |
| Total patents | 19 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2017 | 2 |
| 2018 | 2 |
| 2019 | 4 |
| 2020 | 1 |
| 2022 | 4 |
| 2023 | 2 |
| 2024 | 2 |
| 2025 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-2025375774-A1 · Dec 11, 2025 · US
US-2024216858-A1 · Jul 4, 2024 · US
US-11890621-B2 · Feb 6, 2024 · US
US-2023083217-A1 · Mar 16, 2023 · US
US-2023057388-A1 · Feb 23, 2023 · US
US-11511364-B2 · Nov 29, 2022 · US
US-2022203471-A1 · Jun 30, 2022 · US
US-2022111305-A1 · Apr 14, 2022 · US
US-11266925-B2 · Mar 8, 2022 · US
US-10814336-B2 · Oct 27, 2020 · US
US-2019388991-A1 · Dec 26, 2019 · US
US-10478828-B2 · Nov 19, 2019 · US
US-2019234342-A1 · Aug 1, 2019 · US
US-10258995-B2 · Apr 16, 2019 · US
US-10150120-B2 · Dec 11, 2018 · US
US-2018071751-A1 · Mar 15, 2018 · US
US-2017341085-A1 · Nov 30, 2017 · US
US-2017239670-A1 · Aug 24, 2017 · US
US-2016236205-A1 · Aug 18, 2016 · US