Heating circuit with monitoring arrangement for a household appliance
US-10136473-B2 · Nov 20, 2018 · US
Responding to irregular working conditions, e.g. malfunctioning of pumps (safety arrangements D06F37/42)
Responding to irregular working conditions, e.g. malfunctioning of pumps (safety arrangements D06F37/42) · 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 | D06F33/47 |
| Official title | Responding to irregular working conditions, e.g. malfunctioning of pumps (safety arrangements D06F37/42) |
| Display label | Responding to irregular working conditions, e.g. malfunctioning of pumps (safety arrangements D06F37/42) |
| Total patents | 386 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 18 |
| 2016 | 11 |
| 2017 | 14 |
| 2018 | 30 |
| 2019 | 35 |
| 2020 | 33 |
| 2021 | 47 |
| 2022 | 36 |
| 2023 | 46 |
| 2024 | 55 |
| 2025 | 51 |
| 2026 | 10 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Clothes treating apparatus
US-2018298549-A1 · Oct 18, 2018 · US
Wireless automated shutoff valve
US-2018291593-A1 · Oct 11, 2018 · US
Liquid out-of-product alarm system and method
US-10072962-B2 · Sep 11, 2018 · US
Distance sensor and washing machine including the same
US-10047472-B2 · Aug 14, 2018 · US
Laundry treating apparatus and control method for the same
US-2018171522-A1 · Jun 21, 2018 · US
Laundry treating apparatus and control method for the same
US-2018171534-A1 · Jun 21, 2018 · US
Method and circuit for determining faults in appliances
US-9995784-B2 · Jun 12, 2018 · US
Laundry treating appliance and methods of reducing tub contact therein
US-9988751-B2 · Jun 5, 2018 · US
Wireless automated shutoff valve
US-9976288-B2 · May 22, 2018 · US
Washing machine failure detection and processing method
US-2018135224-A1 · May 17, 2018 · US
Laundry treating appliance with a static tub and a water trap vapor seal
US-2018127908-A1 · May 10, 2018 · US
Garment processing apparatus and method of controlling garment processing apparatus
US-2018119325-A1 · May 3, 2018 · US
Laundry treatment apparatus
US-2018100258-A1 · Apr 12, 2018 · US
Monitoring faults in the heating circuit of an appliance
US-9915442-B2 · Mar 13, 2018 · US
Automated detection of washer/dryer operation/fault condition
US-2018038029-A1 · Feb 8, 2018 · US
Control method of laundry treatment apparatus
US-2018010277-A1 · Jan 11, 2018 · US
Laundry treatment apparatus and method of controlling the same
US-2017356115-A1 · Dec 14, 2017 · US
Laundry treatment apparatus
US-9840799-B2 · Dec 12, 2017 · US
Washing machine and method of controlling the same
US-2017327990-A1 · Nov 16, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC D06F33/47?
- CPC D06F33/47 is the Cooperative Patent Classification code for “Responding to irregular working conditions, e.g. malfunctioning of pumps (safety arrangements D06F37/42).”
- How many patents are filed under CPC D06F33/47 (Responding to irregular working conditions, e.g. malfunctioning of pumps (safety arrangements D06F37/42))?
- Our database includes 386 publications tagged with this CPC code.
- Is patent activity under CPC D06F33/47 growing?
- Publication counts under this code: 55 in 2024 vs 51 in 2025 (latest complete years).