Disc filter pre-screen dual media disc filter
US-12048890-B2 · Jul 30, 2024 · US
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concentrically or coaxially
concentrically or coaxially · 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 | B01D33/42 |
| Official title | concentrically or coaxially |
| Display label | concentrically or coaxially |
| Total patents | 17 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 1 |
| 2017 | 3 |
| 2019 | 1 |
| 2020 | 2 |
| 2021 | 4 |
| 2022 | 1 |
| 2023 | 3 |
| 2024 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Filter with passive-rotation filter flements
US-11845023-B2 · Dec 19, 2023 · US
Disc filter pre-screen dual media disc filter
US-2023338880-A1 · Oct 26, 2023 · US
Filter device for a water-bearing domestic appliance, water-bearing domestic appliance and method for cleaning the filter device
US-2023062259-A1 · Mar 2, 2023 · US
Capture device for purifying air, purification device and air purifier
US-11439934-B2 · Sep 13, 2022 · US
Consumption-free high-efficiency filter
US-2021394093-A1 · Dec 23, 2021 · US
Disc filter pre-screen dual media disc filter
US-2021129059-A1 · May 6, 2021 · US
Capture Device for Purifying Air, Purification Device and Air Purifier
US-2021129062-A1 · May 6, 2021 · US
Disc filter pre-screen dual media disc filter
US-10888807-B2 · Jan 12, 2021 · US
Rotary disc filter
US-10729994-B2 · Aug 4, 2020 · US
Filtering device
US-10532300-B2 · Jan 14, 2020 · US
Disc Filter Pre-Screen Dual Media Disc Filter
US-2019224597-A1 · Jul 25, 2019 · US
Filtering device
US-2017246566-A1 · Aug 31, 2017 · US
Rotating filter for a dishwasher and methods of cleaning a rotating filter
US-2017188783-A1 · Jul 6, 2017 · US
Rotary disc filter
US-2017157540-A1 · Jun 8, 2017 · US
Filtration tank with serially connected horizontal screens
US-9511311-B2 · Dec 6, 2016 · US
Liquid filtering device and ballast water treatment apparatus
US-2015224426-A1 · Aug 13, 2015 · US