Collection unit for an air filtration system, air filtration system and method of producing a collection element
US-2025222467-A1 · Jul 10, 2025 · US
Plant or installations having external electricity supply
Plant or installations having external electricity supply · 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 | B03C3/02 |
| Official title | Plant or installations having external electricity supply |
| Display label | Plant or installations having external electricity supply |
| Total patents | 25 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 1 |
| 2017 | 11 |
| 2018 | 1 |
| 2019 | 5 |
| 2020 | 4 |
| 2023 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Dust collecting tower apparatus
US-11541401-B2 · Jan 3, 2023 · US
Dust collecting tower apparatus
US-2020368760-A1 · Nov 26, 2020 · US
Electrostatic precipitator
US-10766039-B2 · Sep 8, 2020 · US
Air freshener
US-10668422-B2 · Jun 2, 2020 · US
Electric dust collector and method of manufacturing the same
US-10556242-B2 · Feb 11, 2020 · US
Solvent separation method and solvent separation apparatus
US-10478828-B2 · Nov 19, 2019 · US
Air pollution control system
US-10471382-B2 · Nov 12, 2019 · US
Solvent separation method and solvent separation apparatus
US-10376831-B2 · Aug 13, 2019 · US
Air freshener
US-10357734-B2 · Jul 23, 2019 · US
Air pollution control system
US-2019099714-A1 · Apr 4, 2019 · US
Integrated environmental control for electronic equipment enclosures
US-10004163-B2 · Jun 19, 2018 · US
Solvent separation method and solvent separation apparatus
US-2017348637-A1 · Dec 7, 2017 · US
Solvent separation method and solvent separation apparatus
US-2017341085-A1 · Nov 30, 2017 · US
Electrostatic precipitator
US-2017341087-A1 · Nov 30, 2017 · US
Integrated environmental control for electronic equipment enclosures
US-2017347496-A1 · Nov 30, 2017 · US
Electric dust collecting device and air conditioner having the same
US-9791158-B2 · Oct 17, 2017 · US
Method of cleaning a carbon dioxide rich flue gas and a boiler system
US-2017191657-A1 · Jul 6, 2017 · US
Particle concentration mechanism, particle measuring device, and substrate processing apparatus including particle measuring device
US-2017153172-A1 · Jun 1, 2017 · US
Air freshener
US-2017120181-A1 · May 4, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B03C3/02?
- CPC B03C3/02 is the Cooperative Patent Classification code for “Plant or installations having external electricity supply.”
- How many patents are filed under CPC B03C3/02 (Plant or installations having external electricity supply)?
- Our database includes 25 publications tagged with this CPC code.
- Is patent activity under CPC B03C3/02 growing?
- Publication counts under this code: 1 in 2023 vs 1 in 2025 (latest complete years).