Air filter mounting plate
US-12558640-B2 · Feb 24, 2026 · US
Other than having a circular shape
Other than having a circular shape · 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 | B01D2201/296 |
| Official title | Other than having a circular shape |
| Display label | Other than having a circular shape |
| Total patents | 55 |
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 | 6 |
| 2016 | 5 |
| 2017 | 5 |
| 2018 | 7 |
| 2019 | 6 |
| 2020 | 7 |
| 2021 | 5 |
| 2022 | 9 |
| 2023 | 3 |
| 2024 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Air filter mounting plate
US-2024009608-A1 · Jan 11, 2024 · US
Filter assembly for ice making appliance
US-11654383-B2 · May 23, 2023 · US
Filter cartridge with engagement members
US-11638888-B2 · May 2, 2023 · US
Filter cartridge with command device
US-11590437-B2 · Feb 28, 2023 · US
Filter assembly for separating liquid from compressed gas and compressor comprising such filter assembly
US-11491432-B2 · Nov 8, 2022 · US
Oval filter with exterior elliptical radial seal and internal support structure
US-11452952-B2 · Sep 27, 2022 · US
Filter assembly for ice making appliance
US-2022161165-A1 · May 26, 2022 · US
Water filter system
US-11291937-B2 · Apr 5, 2022 · US
Water filter system
US-11247156-B2 · Feb 15, 2022 · US
Water filter system
US-2022040608-A1 · Feb 10, 2022 · US
Water filter system
US-2022040609-A1 · Feb 10, 2022 · US
Water filter system
US-2022040607-A1 · Feb 10, 2022 · US
Water filter system
US-2022040606-A1 · Feb 10, 2022 · US
A filter assembly for separating liquid from compressed gas and compressor comprising such filter assembly
US-2021146290-A1 · May 20, 2021 · US
Oval filter with exterior elliptical radial seal and internal support structure
US-2021086109-A1 · Mar 25, 2021 · US
Filtration device and filtration method
US-2021060459-A1 · Mar 4, 2021 · US
Oval filter with exterior elliptical radial seal and internal support structure
US-10918978-B2 · Feb 16, 2021 · US
Filter cartridge with command device
US-2021001250-A1 · Jan 7, 2021 · US
Filter cartridge with engagement members
US-2020398195-A1 · Dec 24, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D2201/296?
- CPC B01D2201/296 is the Cooperative Patent Classification code for “Other than having a circular shape.”
- How many patents are filed under CPC B01D2201/296 (Other than having a circular shape)?
- Our database includes 55 publications tagged with this CPC code.
- Is patent activity under CPC B01D2201/296 growing?
- Publication counts under this code: 3 in 2023 vs 1 in 2024 (latest complete years).