Washing machine and method for controlling the same
US-2020248354-A1 · Aug 6, 2020 · US
of centrifugal separation of water from the laundry
of centrifugal separation of water from 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 | D06F33/40 |
| Official title | of centrifugal separation of water from the laundry |
| Display label | of centrifugal separation of water from the laundry |
| Total patents | 231 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 11 |
| 2016 | 6 |
| 2017 | 7 |
| 2018 | 16 |
| 2019 | 13 |
| 2020 | 26 |
| 2021 | 28 |
| 2022 | 31 |
| 2023 | 22 |
| 2024 | 27 |
| 2025 | 35 |
| 2026 | 9 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Laundry treating appliance and method of operation
US-2020224352-A1 · Jul 16, 2020 · US
Washing machine
US-2020224353-A1 · Jul 16, 2020 · US
Laundry treating appliance and method of operation
US-10619284-B2 · Apr 14, 2020 · US
Automatic color composition detection for laundry washing machine
US-10612175-B2 · Apr 7, 2020 · US
Washing machine
US-2020040509-A1 · Feb 6, 2020 · US
Intelligent washing machine and method for controlling ball balancer using the same
US-2020024790-A1 · Jan 23, 2020 · US
Artificial intelligence washing machine providing automatic washing course based on vision
US-2019382941-A1 · Dec 19, 2019 · US
Washing machine and a control method of the same
US-2019382935-A1 · Dec 19, 2019 · US
Laundry treating appliance and method of operation
US-10501880-B2 · Dec 10, 2019 · US
Automatic color composition detection for laundry washing machine
US-2019276973-A1 · Sep 12, 2019 · US
Washing machine and method for controlling the same
US-2019264367-A1 · Aug 29, 2019 · US
Method for controlling spin-drying operation of washing apparatus
US-2019264373-A1 · Aug 29, 2019 · US
Laundry washing machine with automatic selection of load type
US-2019211492-A1 · Jul 11, 2019 · US
Laundry washing machine with automatic selection of load type
US-10273622-B2 · Apr 30, 2019 · US
Laundry washing machine with automatic detergent dispensing and/or rinse operation type selection
US-2019112747-A1 · Apr 18, 2019 · US
Washing machine and method of controlling the same using an AC motor
US-10246809-B2 · Apr 2, 2019 · US
Automatic color composition detection for laundry washing machine
US-2019093276-A1 · Mar 28, 2019 · US
Washing machine and control method thereof
US-2019062979-A1 · Feb 28, 2019 · US
Internet of things washing machine control method, control system, and washing machine
US-2019024284-A1 · Jan 24, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC D06F33/40?
- CPC D06F33/40 is the Cooperative Patent Classification code for “of centrifugal separation of water from the laundry.”
- How many patents are filed under CPC D06F33/40 (of centrifugal separation of water from the laundry)?
- Our database includes 231 publications tagged with this CPC code.
- Is patent activity under CPC D06F33/40 growing?
- Publication counts under this code: 27 in 2024 vs 35 in 2025 (latest complete years).