Systems and methods for a connected sump pump
US-11838992-B2 · Dec 5, 2023 · US
Lack of liquid level being detected by analysing the parameters of the electric drive, e.g. current or power consumption
Lack of liquid level being detected by analysing the parameters of the electric drive, e.g. current or power consumption · 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 | F04D15/0236 |
| Official title | {Lack of liquid level being detected by analysing the parameters of the electric drive, e.g. current or power consumption} |
| Display label | Lack of liquid level being detected by analysing the parameters of the electric drive, e.g. current or power consumption |
| Total patents | 71 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 6 |
| 2016 | 4 |
| 2017 | 5 |
| 2018 | 8 |
| 2019 | 9 |
| 2020 | 10 |
| 2021 | 5 |
| 2022 | 8 |
| 2023 | 6 |
| 2024 | 5 |
| 2025 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Drainage pump assembly and method for controlling a drainage pump
US-11808269-B2 · Nov 7, 2023 · US
Pump and method for controlling a pump
US-11598339-B2 · Mar 7, 2023 · US
Method of controlling a pump and motor
US-2023068188-A1 · Mar 2, 2023 · US
Flow delivery system
US-2023012837-A1 · Jan 19, 2023 · US
Systems and Methods for a Connected Sump Pump
US-2022418040-A1 · Dec 29, 2022 · US
Method of controlling a pump and motor
US-11493034-B2 · Nov 8, 2022 · US
Systems and methods for a connected sump pump
US-11425786-B2 · Aug 23, 2022 · US
Electrical submersible pump motor adjustment
US-11365613-B2 · Jun 21, 2022 · US
Method for detecting a pump or mixer operating in part liquid and part gas
US-2022170468-A1 · Jun 2, 2022 · US
System and method for determining operational readiness of a backup hydraulic pump system
US-2022136498-A1 · May 5, 2022 · US
Smart coolant pump
US-11273531-B2 · Mar 15, 2022 · US
Method for identifying if a submersible pump is sucking partly liquid and partly air
US-11255333-B2 · Feb 22, 2022 · US
Pump and method for controlling a pump
US-2021363999-A1 · Nov 25, 2021 · US
Water gulping detection
US-2021348614-A1 · Nov 11, 2021 · US
A monitoring module and method for identifying an operating scenario in a wastewater pumping station
US-2021215158-A1 · Jul 15, 2021 · US
Drainage pump assembly and method for controlling a drainage pump
US-2021164476-A1 · Jun 3, 2021 · US
Method of determining circulation state of cooling water
US-10947982-B2 · Mar 16, 2021 · US
Load-sharing in parallel fluid pumps
US-10794389-B2 · Oct 6, 2020 · US
Determining whether process water has been added to a sump of an appliance for washing and rinsing goods during interruption of appliance operation
US-10786137-B2 · Sep 29, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F04D15/0236?
- CPC F04D15/0236 is the Cooperative Patent Classification code for “Lack of liquid level being detected by analysing the parameters of the electric drive, e.g. current or power consumption.”
- How many patents are filed under CPC F04D15/0236 (Lack of liquid level being detected by analysing the parameters of the electric drive, e.g. current or power consumption)?
- Our database includes 71 publications tagged with this CPC code.
- Is patent activity under CPC F04D15/0236 growing?
- Publication counts under this code: 5 in 2024 vs 5 in 2025 (latest complete years).