Liquid level gauge with integral electronic display
US-11860026-B2 · Jan 2, 2024 · US
Fuel level sensors
Fuel level sensors · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B60K2015/03217 |
| Official title | {Fuel level sensors} |
| Display label | Fuel level sensors |
| Total patents | 381 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 20 |
| 2016 | 27 |
| 2017 | 37 |
| 2018 | 53 |
| 2019 | 44 |
| 2020 | 55 |
| 2021 | 52 |
| 2022 | 34 |
| 2023 | 26 |
| 2024 | 19 |
| 2025 | 11 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Apparatus for determining a stabilized filling level with an antechamber and calming structure
US-9850792-B2 · Dec 26, 2017 · US
Fuel port illumination device
US-2017361761-A1 · Dec 21, 2017 · US
Methods and systems for aging a fuel tank in a plug-in hybrid electric vehicle
US-2017355260-A1 · Dec 14, 2017 · US
Systems and method for an integrated fuel level and pressure sensor of a fuel tank
US-2017356408-A1 · Dec 14, 2017 · US
System and methods for determining fuel fill level and diagnosing fill level indicator
US-9770980-B2 · Sep 26, 2017 · US
Convection heating assisted engine-off natural vacuum test
US-2017226967-A1 · Aug 10, 2017 · US
Fuel level sensor apparatus and support structure therefor
US-2017219411-A1 · Aug 3, 2017 · US
Method for controlling a filling operation of a vehicular liquid storage system
US-2017190564-A1 · Jul 6, 2017 · US
Hybrid vehicle and control method of hybrid vehicle
US-9676384-B2 · Jun 13, 2017 · US
Remaining fuel amount display device
US-2017136946-A1 · May 18, 2017 · US
System and method for the transfer of fluid in a vehicle
US-2017122177-A1 · May 4, 2017 · US
Fuel level meter for industrial vehicles
US-9638566-B2 · May 2, 2017 · US
Fuel tank structure
US-2016368370-A1 · Dec 22, 2016 · US
Fuel tank structure
US-2016361992-A1 · Dec 15, 2016 · US
Liquid level detector and fuel pump module including liquid level detector
US-2016313172-A1 · Oct 27, 2016 · US
Fuel tank support
US-9475382-B2 · Oct 25, 2016 · US
Fuel level meter for industrial vehicles
US-2016305811-A1 · Oct 20, 2016 · US
Systems and methods for depressurizing a fuel tank
US-2016298579-A1 · Oct 13, 2016 · US
Engine control device
US-2016281631-A1 · Sep 29, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B60K2015/03217?
- CPC B60K2015/03217 is the Cooperative Patent Classification code for “Fuel level sensors.”
- How many patents are filed under CPC B60K2015/03217 (Fuel level sensors)?
- Our database includes 381 publications tagged with this CPC code.
- Is patent activity under CPC B60K2015/03217 growing?
- Publication counts under this code: 19 in 2024 vs 11 in 2025 (latest complete years).