Air conditioner
US-10422539-B2 · Sep 24, 2019 · US
having two or more fans
having two or more fans · 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 | F24F1/0033 |
| Official title | having two or more fans |
| Display label | having two or more fans |
| Total patents | 225 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 10 |
| 2017 | 20 |
| 2018 | 24 |
| 2019 | 23 |
| 2020 | 31 |
| 2021 | 27 |
| 2022 | 20 |
| 2023 | 21 |
| 2024 | 17 |
| 2025 | 25 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Air conditioner and method for controlling the same
US-10203121-B2 · Feb 12, 2019 · US
Air conditioner
US-2019024909-A1 · Jan 24, 2019 · US
Air conditioner and method of controlling the same
US-2018347839-A1 · Dec 6, 2018 · US
Air conditioner indoor unit
US-2018340699-A1 · Nov 29, 2018 · US
Air conditioner
US-2018335221-A1 · Nov 22, 2018 · US
Air conditioner and method for controlling the same
US-10126002-B2 · Nov 13, 2018 · US
Air conditioner and control method thereof
US-2018320909-A1 · Nov 8, 2018 · US
Air-conditioning indoor unit with axial fans and heat exchanger partition
US-10113816-B2 · Oct 30, 2018 · US
Air conditioner
US-2018274797-A1 · Sep 27, 2018 · US
Air conditioner
US-2018274796-A1 · Sep 27, 2018 · US
Air conditioner and method for controlling the same
US-2018274794-A1 · Sep 27, 2018 · US
Air conditioner
US-2018274795-A1 · Sep 27, 2018 · US
Air conditioner having a cooling unit adjacent the blower and the discharge
US-10041722-B2 · Aug 7, 2018 · US
Air conditioner
US-2018216835-A1 · Aug 2, 2018 · US
Air conditioner and control method thereof
US-2018209668-A1 · Jul 26, 2018 · US
Air conditioner
US-2018209667-A1 · Jul 26, 2018 · US
Air conditioner and method for controlling the same
US-9995494-B2 · Jun 12, 2018 · US
Indoor unit of air conditioner
US-2018142906-A1 · May 24, 2018 · US
Air conditioner
US-2018135871-A1 · May 17, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F24F1/0033?
- CPC F24F1/0033 is the Cooperative Patent Classification code for “having two or more fans.”
- How many patents are filed under CPC F24F1/0033 (having two or more fans)?
- Our database includes 225 publications tagged with this CPC code.
- Is patent activity under CPC F24F1/0033 growing?
- Publication counts under this code: 17 in 2024 vs 25 in 2025 (latest complete years).