Filter element, in particular for gas filtration
US-10344718-B2 · Jul 9, 2019 · US
making use of ramps or cams
making use of ramps or cams · 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 | B01D2265/025 |
| Official title | making use of ramps or cams |
| Display label | making use of ramps or cams |
| Total patents | 156 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 14 |
| 2016 | 15 |
| 2017 | 16 |
| 2018 | 9 |
| 2019 | 19 |
| 2020 | 16 |
| 2021 | 10 |
| 2022 | 13 |
| 2023 | 16 |
| 2024 | 8 |
| 2025 | 16 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Liquid separator
US-2019184322-A1 · Jun 20, 2019 · US
Filter arrangements; housings; assemblies; and, methods
US-10252206-B2 · Apr 9, 2019 · US
Liquid separator
US-10213720-B2 · Feb 26, 2019 · US
Filter cartridge with seal member and methods
US-10195560-B2 · Feb 5, 2019 · US
Air cleaner arrangements; serviceable filter elements; and, methods
US-2019001251-A1 · Jan 3, 2019 · US
Air cleaner assemblies and methods of use
US-2018345196-A1 · Dec 6, 2018 · US
Fume filter bank with panel filter
US-2018264388-A1 · Sep 20, 2018 · US
Filter device with coupling element
US-2018257012-A1 · Sep 13, 2018 · US
Air filter with cantilever tab and engine air filter assembly incorporating same
US-2018245548-A1 · Aug 30, 2018 · US
Filter assembly
US-10052576-B2 · Aug 21, 2018 · US
Air cleaner arrangements; serviceable filter elements; and, methods
US-10010825-B2 · Jul 3, 2018 · US
A filter housing for an air ventilation system
US-2018147518-A1 · May 31, 2018 · US
Air filter having fluted filter media
US-2018126317-A1 · May 10, 2018 · US
Filter Element, in Particular for Gas Filtration
US-2018036665-A1 · Feb 8, 2018 · US
Filter cartridge with seal member and methods
US-2017361255-A1 · Dec 21, 2017 · US
Filter element with at least one guide crosspiece, filter with a filter element and filter housing of a filter
US-2017298876-A1 · Oct 19, 2017 · US
Air filter having fluted filter media
US-9782713-B2 · Oct 10, 2017 · US
Filter cartridge with seal member and methods
US-9776120-B2 · Oct 3, 2017 · US
Filter Element, in particular for Gas Filtration
US-2017216749-A1 · Aug 3, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D2265/025?
- CPC B01D2265/025 is the Cooperative Patent Classification code for “making use of ramps or cams.”
- How many patents are filed under CPC B01D2265/025 (making use of ramps or cams)?
- Our database includes 156 publications tagged with this CPC code.
- Is patent activity under CPC B01D2265/025 growing?
- Publication counts under this code: 8 in 2024 vs 16 in 2025 (latest complete years).