Washing machine and control method thereof
US-12467178-B2 · Nov 11, 2025 · US
of air flow, e.g. blowing air during the washing process to prevent entanglement of the laundry
of air flow, e.g. blowing air during the washing process to prevent entanglement of the laundry · Cooperative Patent Classification (CPC)
Textile and paper production, treatment, and products.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | D06F33/63 |
| Official title | of air flow, e.g. blowing air during the washing process to prevent entanglement of the laundry |
| Display label | of air flow, e.g. blowing air during the washing process to prevent entanglement of the laundry |
| Total patents | 44 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2018 | 2 |
| 2019 | 1 |
| 2020 | 8 |
| 2021 | 6 |
| 2022 | 7 |
| 2023 | 7 |
| 2024 | 5 |
| 2025 | 8 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Combination washing and drying laundry appliance having a filter cleaning system for removing lint during a laundry cycle
US-12404618-B2 · Sep 2, 2025 · US
Integrated laundry processing apparatus and control method thereof
US-12398500-B2 · Aug 26, 2025 · US
Laundry treating apparatus and control method for the same
US-12366026-B2 · Jul 22, 2025 · US
Laundry treating apparatus and control method for the same
US-2025198069-A1 · Jun 19, 2025 · US
Laundry system and method for pet hair removal
US-2025129532-A1 · Apr 24, 2025 · US
Laundry system and method to reduce textile microfiber release
US-2025129531-A1 · Apr 24, 2025 · US
Method of operating a combination laundry appliance
US-2025011993-A1 · Jan 9, 2025 · US
Apparatus for treating laundry and control method therefor
US-12123125-B2 · Oct 22, 2024 · US
Washing machine and method for controlling same
US-2024295058-A1 · Sep 5, 2024 · US
Washing machine ventilation structure
US-12006607-B2 · Jun 11, 2024 · US
Systems and methods for fan operation detection
US-2024102221-A1 · Mar 28, 2024 · US
Combination washing and drying laundry appliance having a filter cleaning system for removing lint during a laundry cycle
US-2024003071-A1 · Jan 4, 2024 · US
Laundry treating apparatus having induction heater and control method thereof
US-11840794-B2 · Dec 12, 2023 · US
Laundry treating appliance having sensors, and methods of operation
US-2023220601-A1 · Jul 13, 2023 · US
Ventilation solution for closed-loop dryer systems
US-11686040-B2 · Jun 27, 2023 · US
Washing machine ventilation structure
US-2023160122-A1 · May 25, 2023 · US
Washing machine and control method thereof
US-2023124378-A1 · Apr 20, 2023 · US
Laundry treating apparatus having induction heater and control method thereof
US-2023002956-A1 · Jan 5, 2023 · US
Laundry treating apparatus having induction heater and control method thereof
US-11542648-B2 · Jan 3, 2023 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC D06F33/63?
- CPC D06F33/63 is the Cooperative Patent Classification code for “of air flow, e.g. blowing air during the washing process to prevent entanglement of the laundry.”
- How many patents are filed under CPC D06F33/63 (of air flow, e.g. blowing air during the washing process to prevent entanglement of the laundry)?
- Our database includes 44 publications tagged with this CPC code.
- Is patent activity under CPC D06F33/63 growing?
- Publication counts under this code: 5 in 2024 vs 8 in 2025 (latest complete years).