Separation component for a filter element
US-12544704-B2 · Feb 10, 2026 · US
with wound sheets
with wound sheets · 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 | B01D29/216 |
| Official title | {with wound sheets} |
| Display label | with wound sheets |
| Total patents | 34 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2017 | 1 |
| 2018 | 7 |
| 2019 | 6 |
| 2020 | 7 |
| 2021 | 4 |
| 2022 | 6 |
| 2023 | 1 |
| 2024 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Filter
US-2024226780-A1 · Jul 11, 2024 · US
Depth filter
US-2023226473-A1 · Jul 20, 2023 · US
Filter element with flow directing permeability layers
US-2022314144-A1 · Oct 6, 2022 · US
Non-metallic laterals for filtration and water treatment
US-11446591-B2 · Sep 20, 2022 · US
Filter element and filter module comprising same
US-11433325-B2 · Sep 6, 2022 · US
Separation Component for a Filter Element
US-2022266188-A1 · Aug 25, 2022 · US
Non-metallic laterals for filtration and water treatment
US-2022072455-A1 · Mar 10, 2022 · US
Filter cartridge and/or multiple-diameter multiple stage filter coalescer separator
US-11235266-B2 · Feb 1, 2022 · US
Filter design with interchangeable core cover
US-11045751-B2 · Jun 29, 2021 · US
Filter system with a filter element
US-10961959-B2 · Mar 30, 2021 · US
Filter System and Filter Element with Fiberglass-Containing Filter Medium and Wound Body Fiberglass-Barrier
US-2021069618-A1 · Mar 11, 2021 · US
Processing of computer log messages for visualization and retrieval
US-10883345-B2 · Jan 5, 2021 · US
Filter cartridge and/or multiple-diameter multiple stage filter coalescer separator
US-2020346141-A1 · Nov 5, 2020 · US
Filter core configuration
US-10765973-B2 · Sep 8, 2020 · US
Filter cartridge and/or multiple-diameter multiple stage filter coalescer separator
US-10758850-B2 · Sep 1, 2020 · US
Depth filtration media with multiple organic and/or inorganic materials
US-10668411-B2 · Jun 2, 2020 · US
Filter core
US-D881336-S · Apr 14, 2020 · US
Filter element and filter module comprising same
US-2020078712-A1 · Mar 12, 2020 · US
Filter cartridge and/or multiple-diameter multiple stage filter coalescer separator
US-2020038789-A1 · Feb 6, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D29/216?
- CPC B01D29/216 is the Cooperative Patent Classification code for “with wound sheets.”
- How many patents are filed under CPC B01D29/216 (with wound sheets)?
- Our database includes 34 publications tagged with this CPC code.
- Is patent activity under CPC B01D29/216 growing?
- Publication counts under this code: 1 in 2023 vs 1 in 2024 (latest complete years).