Air treatment device
US-2025216097-A1 · Jul 3, 2025 · US
using rotating regenerators
using rotating regenerators · 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 | F24F2003/1464 |
| Official title | {using rotating regenerators} |
| Display label | using rotating regenerators |
| Total patents | 51 |
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 | 5 |
| 2017 | 5 |
| 2018 | 3 |
| 2019 | 7 |
| 2020 | 4 |
| 2021 | 1 |
| 2022 | 8 |
| 2023 | 6 |
| 2024 | 4 |
| 2025 | 6 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Humidifying unit
US-12305882-B2 · May 20, 2025 · US
Air conditioning system
US-12298032-B2 · May 13, 2025 · US
Moisture absorbing device for dehumidifier and dehumidifier
US-2025121319-A1 · Apr 17, 2025 · US
Systems and methods for air dehumidification in an enclosed space
US-12247759-B2 · Mar 11, 2025 · US
Desiccant coated fan blade
US-12222133-B2 · Feb 11, 2025 · US
System for ventilation, dehumidification, and cooling
US-12135142-B2 · Nov 5, 2024 · US
Dehumidifying air handling unit and desiccant wheel therefor
US-12123618-B2 · Oct 22, 2024 · US
Systems and methods for air dehumidification in an enclosed space
US-2024110712-A1 · Apr 4, 2024 · US
Dehumidification unit and desiccant drum therein
US-2024077218-A1 · Mar 7, 2024 · US
Dehumidifying air handling unit and desiccant wheel therefor
US-2023366568-A1 · Nov 16, 2023 · US
Air dehumidifier
US-2023349566-A1 · Nov 2, 2023 · US
Air conditioning system
US-2023135260-A1 · May 4, 2023 · US
Control system and method for a liquid desiccant air delivery system
US-11598534-B2 · Mar 7, 2023 · US
Dehumidifying air handling unit and desiccant wheel therefor
US-11592195-B2 · Feb 28, 2023 · US
Humidiying unit
US-2023003400-A1 · Jan 5, 2023 · US
Desiccant coated fan blade
US-2022390127-A1 · Dec 8, 2022 · US
Energy recovery wheel array
US-2022268457-A1 · Aug 25, 2022 · US
Dehumidifying air handling unit and dessicant wheel therefor
US-2022260262-A1 · Aug 18, 2022 · US
Energy recovery wheel assembly
US-2022235950-A1 · Jul 28, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F24F2003/1464?
- CPC F24F2003/1464 is the Cooperative Patent Classification code for “using rotating regenerators.”
- How many patents are filed under CPC F24F2003/1464 (using rotating regenerators)?
- Our database includes 51 publications tagged with this CPC code.
- Is patent activity under CPC F24F2003/1464 growing?
- Publication counts under this code: 4 in 2024 vs 6 in 2025 (latest complete years).