System and method for disinfecting fuel tanks
US-2021361790-A1 · Nov 25, 2021 · US
with water detection means
with water detection means · 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 | F02M37/26 |
| Official title | with water detection means |
| Display label | with water detection means |
| Total patents | 77 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 11 |
| 2017 | 10 |
| 2018 | 9 |
| 2019 | 10 |
| 2020 | 8 |
| 2021 | 7 |
| 2022 | 2 |
| 2023 | 7 |
| 2024 | 4 |
| 2025 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Fuel filter
US-2021340942-A1 · Nov 4, 2021 · US
Fuel-water separator systems and methods
US-2021283539-A1 · Sep 16, 2021 · US
Fuel-water separator systems and methods
US-11077393-B2 · Aug 3, 2021 · US
Droplet sensors for fuel systems
US-2021223154-A1 · Jul 22, 2021 · US
Fuel filter for cleaning fuel for an internal combustion engine
US-11020693-B2 · Jun 1, 2021 · US
Cartridge group for fuel filtration
US-2021129058-A1 · May 6, 2021 · US
Fuel filter
US-2020408180-A1 · Dec 31, 2020 · US
Filter element having projecting bayonet-type protrusion
US-10773193-B2 · Sep 15, 2020 · US
Clean-side water-separating filter element having bayonet connection, and fuel filter having a filter element of this type
US-10744433-B2 · Aug 18, 2020 · US
Fuel-water separator systems and methods
US-2020222836-A1 · Jul 16, 2020 · US
Marine propulsion systems and fuel filters for marine propulsion systems
US-10697410-B1 · Jun 30, 2020 · US
Fluid quality monitoring and filtration system
US-10688422-B2 · Jun 23, 2020 · US
Fuel supply apparatus for internal combustion engine and fuel filter installing method
US-10612502-B2 · Apr 7, 2020 · US
Work machine
US-10590895-B2 · Mar 17, 2020 · US
Fluid quality monitoring and filtration system
US-2019366246-A1 · Dec 5, 2019 · US
Fuel filter for cleaning fuel for an internal combustion engine
US-2019358565-A1 · Nov 28, 2019 · US
Fluid quality monitoring and filtration system
US-10478762-B2 · Nov 19, 2019 · US
Water separator and water separating system with integrated water discharge device
US-10458378-B2 · Oct 29, 2019 · US
Work vehicle
US-10427518-B2 · Oct 1, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F02M37/26?
- CPC F02M37/26 is the Cooperative Patent Classification code for “with water detection means.”
- How many patents are filed under CPC F02M37/26 (with water detection means)?
- Our database includes 77 publications tagged with this CPC code.
- Is patent activity under CPC F02M37/26 growing?
- Publication counts under this code: 4 in 2024 vs 4 in 2025 (latest complete years).