High volume, low pressure exhaust system
US-12477698-B1 · Nov 18, 2025 · US
with forced air circulation by means of a built-in ventilator
with forced air circulation by means of a built-in ventilator · 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 | F24F7/025 |
| Official title | {with forced air circulation by means of a built-in ventilator} |
| Display label | with forced air circulation by means of a built-in ventilator |
| Total patents | 38 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2017 | 2 |
| 2018 | 2 |
| 2019 | 1 |
| 2020 | 5 |
| 2021 | 5 |
| 2022 | 6 |
| 2023 | 6 |
| 2024 | 5 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Extractor with segmented positive pressure airflow system
US-12398895-B2 · Aug 26, 2025 · US
Nozzle assembly for exhaust fan unit of hvac system
US-2025102167-A1 · Mar 27, 2025 · US
Housing positioning structure for ventilation fan
US-2024410597-A1 · Dec 12, 2024 · US
Nozzle assembly for exhaust fan unit of HVAC system
US-12163676-B2 · Dec 10, 2024 · US
Rooftop hvac unit
US-2024401843-A1 · Dec 5, 2024 · US
Roof window system with a ventilation unit mounted adjacent to the roof window, a roof structure including a roof window system, a method of providing a roof window system and a method of retrofitting a roof window system
US-11993934-B2 · May 28, 2024 · US
Air flow amplifier for hvac system
US-2024035686-A1 · Feb 1, 2024 · US
Roof window system with a ventilation unit mounted adjacent to the roof window, and a method of providing ventilation for a building
US-11834832-B2 · Dec 5, 2023 · US
Air flow amplifier for HVAC system
US-11781763-B2 · Oct 10, 2023 · US
Roof window system with a ventilation unit mounted adjacent to the roof window, a roof structure including a roof window system, a method of providing a roof window system and a method of retrofitting a roof window system
US-2023279664-A1 · Sep 7, 2023 · US
Roof window system with a ventilation unit mounted adjacent to the roof window, a roof structure including a roof window system, a method of providing a roof window system and a method of retrofitting a roof window system
US-11686096-B2 · Jun 27, 2023 · US
Extractor with segmented positive pressure airflow system
US-2023111903-A1 · Apr 13, 2023 · US
Ventilation fan system with advanced chromatherapy controls
US-2023077435-A1 · Mar 16, 2023 · US
Ventilation fan system with advanced chromatherapy controls
US-11536424-B2 · Dec 27, 2022 · US
Extractor with segmented positive pressure airflow system
US-11530826-B2 · Dec 20, 2022 · US
Nozzle assembly for exhaust fan unit of hvac system
US-2022260089-A1 · Aug 18, 2022 · US
Ventilation fan system with advanced chromatherapy controls
US-2022154897-A1 · May 19, 2022 · US
Nozzle assembly for exhaust fan unit of HVAC system
US-11320159-B2 · May 3, 2022 · US
Ventilation fan system with advanced chromatherapy controls
US-11262035-B2 · Mar 1, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F24F7/025?
- CPC F24F7/025 is the Cooperative Patent Classification code for “with forced air circulation by means of a built-in ventilator.”
- How many patents are filed under CPC F24F7/025 (with forced air circulation by means of a built-in ventilator)?
- Our database includes 38 publications tagged with this CPC code.
- Is patent activity under CPC F24F7/025 growing?
- Publication counts under this code: 5 in 2024 vs 3 in 2025 (latest complete years).