Hollow Filter Element, Filter, and Housing Section of a Filter
US-2017361252-A1 · Dec 21, 2017 · US
Snap, latch or clip connecting means
Snap, latch or clip connecting means · 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 | B01D2201/305 |
| Official title | Snap, latch or clip connecting means |
| Display label | Snap, latch or clip connecting means |
| Total patents | 324 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 16 |
| 2016 | 29 |
| 2017 | 22 |
| 2018 | 24 |
| 2019 | 33 |
| 2020 | 42 |
| 2021 | 28 |
| 2022 | 35 |
| 2023 | 35 |
| 2024 | 33 |
| 2025 | 23 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Liquid Filter for Separating Water and/or Particle Filtration of a Fuel and/or Aqueous Solution, in Particular a Urea Solution, and/or Water
US-2017342945-A1 · Nov 30, 2017 · US
Filter element especially for filtering liquids or gases
US-RE46593-E · Oct 31, 2017 · US
Filter system
US-2017296949-A1 · Oct 19, 2017 · US
Liquid filter arrangement and methods
US-2017296950-A1 · Oct 19, 2017 · US
Filter Device
US-2017291127-A1 · Oct 12, 2017 · US
Filter assembly including a removable filter cartridge
US-2017274301-A1 · Sep 28, 2017 · US
Modular filtration platform
US-2017259196-A1 · Sep 14, 2017 · US
Filter and filter element provided therefor
US-9751030-B2 · Sep 5, 2017 · US
Filter Element for a Filter Device of an Internal Combustion Engine and a Filter Device for an Internal Combustion Engine
US-2017239599-A1 · Aug 24, 2017 · US
Filter assembly including a removable filter cartridge
US-9724627-B2 · Aug 8, 2017 · US
Filter system, closure element, and filter element
US-2017197160-A1 · Jul 13, 2017 · US
Vented liquid filter vented through media
US-9700818-B2 · Jul 11, 2017 · US
Gasket having an integral drain
US-2017128862-A1 · May 11, 2017 · US
Filter having a filter cartridge, and corresponding filter cartridge
US-9573087-B2 · Feb 21, 2017 · US
Filter group
US-2016375382-A1 · Dec 29, 2016 · US
Hollow cylindrical filter element for a liquid filter
US-9511313-B2 · Dec 6, 2016 · US
Filtration System with Anti Drain Valve and Drain X-Seal
US-2016332095-A1 · Nov 17, 2016 · US
Pin filter
US-2016332103-A1 · Nov 17, 2016 · US
Filter apparatus
US-9492768-B2 · Nov 15, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D2201/305?
- CPC B01D2201/305 is the Cooperative Patent Classification code for “Snap, latch or clip connecting means.”
- How many patents are filed under CPC B01D2201/305 (Snap, latch or clip connecting means)?
- Our database includes 324 publications tagged with this CPC code.
- Is patent activity under CPC B01D2201/305 growing?
- Publication counts under this code: 33 in 2024 vs 23 in 2025 (latest complete years).