Exchangeable Filter of a Treatment Device for Treatment of, in Particular, Liquid Fluids and Treatment Device
US-2017292418-A1 · Oct 12, 2017 · US
Installation or removal of filters
Installation or removal of filters · 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 | F02M37/42 |
| Official title | Installation or removal of filters |
| Display label | Installation or removal of filters |
| Total patents | 213 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 11 |
| 2016 | 28 |
| 2017 | 24 |
| 2018 | 17 |
| 2019 | 22 |
| 2020 | 27 |
| 2021 | 18 |
| 2022 | 25 |
| 2023 | 14 |
| 2024 | 14 |
| 2025 | 9 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Universal inline fuel pump
US-2017260944-A1 · Sep 14, 2017 · US
Filter Element Having Projecting Bayonet-Type Protrusion
US-2017252684-A1 · Sep 7, 2017 · US
Clean-Side Water-Separating Filter Element Having Bayonet Connection, and Fuel Filter Having a Filter Element of This Type
US-2017252683-A1 · Sep 7, 2017 · US
Filter device
US-9751031-B2 · Sep 5, 2017 · US
Filter and filter element provided therefor
US-9751030-B2 · Sep 5, 2017 · US
Filter group
US-2017216745-A1 · Aug 3, 2017 · US
Fluid filter cartridge, fluid filter arrangement, and method for servicing a fluid filter arrangement
US-2017204821-A1 · Jul 20, 2017 · US
Filter system, closure element, and filter element
US-2017197160-A1 · Jul 13, 2017 · US
Fuel tank cleaning arrangement
US-2017159624-A1 · Jun 8, 2017 · US
Fuel filter with water separator
US-2017144091-A1 · May 25, 2017 · US
Filters, filter assemblies, filter systems and methods for identifying installation of qualified filter elements
US-9649583-B2 · May 16, 2017 · US
Fuel supply structure for vehicle
US-9644584-B2 · May 9, 2017 · US
Filter adapter for a fuel injector
US-9604165-B2 · Mar 28, 2017 · US
Filter device
US-2017080366-A1 · Mar 23, 2017 · US
Fluid Quality Monitoring and Filtration System
US-2017056795-A1 · Mar 2, 2017 · US
Filter adapter for a fuel injector
US-2017014741-A1 · Jan 19, 2017 · US
Fluid filter system
US-2017014734-A1 · Jan 19, 2017 · US
Depth coalescing filter with barrier media patch
US-9546626-B2 · Jan 17, 2017 · US
Fuel filter
US-2017009716-A1 · Jan 12, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F02M37/42?
- CPC F02M37/42 is the Cooperative Patent Classification code for “Installation or removal of filters.”
- How many patents are filed under CPC F02M37/42 (Installation or removal of filters)?
- Our database includes 213 publications tagged with this CPC code.
- Is patent activity under CPC F02M37/42 growing?
- Publication counts under this code: 14 in 2024 vs 9 in 2025 (latest complete years).