Laundry treatment apparatus
US-2018340282-A1 · Nov 29, 2018 · US
of washing
of washing · 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 | D06F33/36 |
| Official title | of washing |
| Display label | of washing |
| Total patents | 365 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 8 |
| 2016 | 23 |
| 2017 | 19 |
| 2018 | 32 |
| 2019 | 37 |
| 2020 | 33 |
| 2021 | 44 |
| 2022 | 44 |
| 2023 | 37 |
| 2024 | 38 |
| 2025 | 43 |
| 2026 | 7 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for dispensing an enzyme in a laundry treating appliance
US-2018230638-A1 · Aug 16, 2018 · US
Device and method for determining the dirt load in a rinsing or detergent solution
US-2018156725-A1 · Jun 7, 2018 · US
Washing machine control method and washing machine
US-2018127910-A1 · May 10, 2018 · US
Drum washing machine
US-9963818-B2 · May 8, 2018 · US
Method for supplying heated water from a water heater appliance to a washing machine appliance
US-9951462-B2 · Apr 24, 2018 · US
Washing machine
US-2018087202-A1 · Mar 29, 2018 · US
Intelligent laundry device and method therefor
US-2018066389-A1 · Mar 8, 2018 · US
Laundry washing machine with automatic rinse operation type selection
US-2018002859-A1 · Jan 4, 2018 · US
Laundry washing machine with automatic detection of detergent deficit
US-2018002858-A1 · Jan 4, 2018 · US
Laundry treatment apparatus and method of controlling the same
US-2017356115-A1 · Dec 14, 2017 · US
Washing machine and method for controlling the same
US-2017356116-A1 · Dec 14, 2017 · US
A drainage-dehydration control method of a multi-drum washing machine
US-2017350055-A1 · Dec 7, 2017 · US
Control method of washing machine
US-2017342627-A1 · Nov 30, 2017 · US
Washing machine and method of controlling the same
US-9822474-B2 · Nov 21, 2017 · US
Drum type washing machine and operating method of the same
US-9809915-B2 · Nov 7, 2017 · US
Drive unit of a laundry machine and laundry machine having the same, and a controlling method of the laundry machine
US-2017284008-A1 · Oct 5, 2017 · US
Washing machine having reminding function for preventing clothing from fading and method
US-2017275802-A1 · Sep 28, 2017 · US
Washing machine and method for controlling the same
US-2017254011-A1 · Sep 7, 2017 · US
Washing machine and controlling method thereof
US-2017247826-A1 · Aug 31, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC D06F33/36?
- CPC D06F33/36 is the Cooperative Patent Classification code for “of washing.”
- How many patents are filed under CPC D06F33/36 (of washing)?
- Our database includes 365 publications tagged with this CPC code.
- Is patent activity under CPC D06F33/36 growing?
- Publication counts under this code: 38 in 2024 vs 43 in 2025 (latest complete years).