Air quality management system and control therefor
US-2022381459-A1 · Dec 1, 2022 · US
with exhausting air ducts
with exhausting air ducts · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F24F2007/001 |
| Official title | {with exhausting air ducts} |
| Display label | with exhausting air ducts |
| Total patents | 89 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 7 |
| 2016 | 1 |
| 2017 | 9 |
| 2018 | 8 |
| 2019 | 8 |
| 2020 | 7 |
| 2021 | 8 |
| 2022 | 15 |
| 2023 | 4 |
| 2024 | 11 |
| 2025 | 8 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Air purifier and operating method of the same
US-11480351-B2 · Oct 25, 2022 · US
Ventilation system
US-11465095-B2 · Oct 11, 2022 · US
Nozzle assembly for exhaust fan unit of hvac system
US-2022260089-A1 · Aug 18, 2022 · US
Fan unit, fan unit system, and air treatment system
US-2022214072-A1 · Jul 7, 2022 · US
Air emission stack, controlled emission release
US-2022178577-A1 · Jun 9, 2022 · US
Precursor supply cabinet
US-2022146051-A1 · May 12, 2022 · US
Air treatment system
US-2022146123-A1 · May 12, 2022 · US
Nozzle assembly for exhaust fan unit of HVAC system
US-11320159-B2 · May 3, 2022 · US
Multi-port ventilation
US-2022128263-A1 · Apr 28, 2022 · US
Fan powered exhaust hood and method for exhausting air from an air handling unit
US-11300318-B2 · Apr 12, 2022 · US
Systems and methods for verifying the performance of installed air ventilation systems
US-2022090810-A1 · Mar 24, 2022 · US
System and method for commissioning fresh air intake control
US-2021381709-A1 · Dec 9, 2021 · US
Humidifying device for transferring water from waste air of a waste air flow to supply air of a supply air flow
US-2021381704-A1 · Dec 9, 2021 · US
Systems and methods for sensor-based ventilation
US-11085658-B1 · Aug 10, 2021 · US
Ventilation shutter with louver having sealing lip
US-2021190343-A1 · Jun 24, 2021 · US
Air conditioning system and method for controlling same
US-2021095868-A1 · Apr 1, 2021 · US
Air purifier and operating method of the same
US-2021063036-A1 · Mar 4, 2021 · US
Systems, aparatuses, and methods of air circulations using compact economizers
US-10921017-B2 · Feb 16, 2021 · US
Ventilation control device
US-10883737-B2 · Jan 5, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F24F2007/001?
- CPC F24F2007/001 is the Cooperative Patent Classification code for “with exhausting air ducts.”
- How many patents are filed under CPC F24F2007/001 (with exhausting air ducts)?
- Our database includes 89 publications tagged with this CPC code.
- Is patent activity under CPC F24F2007/001 growing?
- Publication counts under this code: 11 in 2024 vs 8 in 2025 (latest complete years).