Yarn and structure containing the same
US-2022410174-A1 · Dec 29, 2022 · US
Collecting-electrodes
Collecting-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 | B03C3/45 |
| Official title | Collecting-electrodes |
| Display label | Collecting-electrodes |
| Total patents | 107 |
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 | 2 |
| 2016 | 9 |
| 2017 | 11 |
| 2018 | 6 |
| 2019 | 10 |
| 2020 | 12 |
| 2021 | 7 |
| 2022 | 13 |
| 2023 | 8 |
| 2024 | 11 |
| 2025 | 17 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Device for collecting and analyzing airborne particles
US-2022196521-A1 · Jun 23, 2022 · US
Electrostatic precipitator integrated with double-skin facade of building
US-11253871-B2 · Feb 22, 2022 · US
Exhaust Gas Purification System and Method and Data Processing System for Monitoring at least One Exhaust Gas Pufication System
US-2021394115-A1 · Dec 23, 2021 · US
Exhaust gas purification system and method and data processing system for monitoring at least one exhaust gas purification system
US-2021394116-A1 · Dec 23, 2021 · US
Electrification apparatus for electric dust collection and air conditioner for vehicle including same
US-11198137-B2 · Dec 14, 2021 · US
Electric dust collecting filter and electric dust collecting device comprising same
US-11040355-B2 · Jun 22, 2021 · US
Electret and electret filter
US-10940415-B2 · Mar 9, 2021 · US
Electric dust collector
US-10913074-B2 · Feb 9, 2021 · US
Electric dust collecting filter and electric dust collecting device comprising same
US-2021001351-A1 · Jan 7, 2021 · US
Particle detection device
US-2020348220-A1 · Nov 5, 2020 · US
Non-exhaust fine dust collecting device using triboelectricity
US-2020331005-A1 · Oct 22, 2020 · US
Electrostatic charging air cleaning device
US-2020200408-A1 · Jun 25, 2020 · US
Carbon fiber charging device and electrical appliance having the same
US-2020188930-A1 · Jun 18, 2020 · US
Electronic air cleaners and associated systems and methods
US-10668483-B2 · Jun 2, 2020 · US
Air freshener
US-10668422-B2 · Jun 2, 2020 · US
Electrostatic precipitator integrated with double-skin facade of building
US-2020164384-A1 · May 28, 2020 · US
Apparatus for improving vehicle internal air
US-10661637-B2 · May 26, 2020 · US
Air supply arrangement
US-10639968-B2 · May 5, 2020 · US
Scroll type electrostatic precipitator and air conditioning apparatus having the same
US-10556241-B2 · Feb 11, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B03C3/45?
- CPC B03C3/45 is the Cooperative Patent Classification code for “Collecting-electrodes.”
- How many patents are filed under CPC B03C3/45 (Collecting-electrodes)?
- Our database includes 107 publications tagged with this CPC code.
- Is patent activity under CPC B03C3/45 growing?
- Publication counts under this code: 11 in 2024 vs 17 in 2025 (latest complete years).