Filter frame with foldable sealing flap
US-2024269591-A1 · Aug 15, 2024 · US
Folded frame or housing constructions
Folded frame or housing constructions · 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 | B01D46/0016 |
| Official title | {Folded frame or housing constructions} |
| Display label | Folded frame or housing constructions |
| Total patents | 81 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 6 |
| 2017 | 5 |
| 2018 | 6 |
| 2019 | 7 |
| 2020 | 8 |
| 2021 | 6 |
| 2022 | 6 |
| 2023 | 11 |
| 2024 | 10 |
| 2025 | 11 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Framed air filter with reinforcing plate
US-2024181377-A1 · Jun 6, 2024 · US
Filter frame with foldable sealing flap
US-11992796-B2 · May 28, 2024 · US
Filter assembly and foldable filter bank
US-2024082774-A1 · Mar 14, 2024 · US
Compact Room Air Purifier With Integrated Gaskets
US-2023330579-A1 · Oct 19, 2023 · US
Regulated vacuum off-gassing of gas filter for fluid processing system and related methods
US-2023279328-A1 · Sep 7, 2023 · US
Collapsible air filter and associated packaging
US-2023277971-A1 · Sep 7, 2023 · US
Filter frame and air purifier comprising same
US-2023271126-A1 · Aug 31, 2023 · US
Filter unit and air purifier having same
US-2023271125-A1 · Aug 31, 2023 · US
Composite filter and air purifier including same
US-2023266025-A1 · Aug 24, 2023 · US
Air filter and air purifier comprising same
US-2023233971-A1 · Jul 27, 2023 · US
Regulated vacuum off-gassing of gas filter for fluid processing system and related methods
US-11685886-B2 · Jun 27, 2023 · US
Pump filter with predetermined swirl
US-2023173420-A1 · Jun 8, 2023 · US
Garment care apparatus and control method therefor
US-2023158427-A1 · May 25, 2023 · US
Filtering Device
US-2023054568-A1 · Feb 23, 2023 · US
Collapsible filter frame
US-2022323893-A1 · Oct 13, 2022 · US
Adjustable filter track for HVAC system
US-11439937-B2 · Sep 13, 2022 · US
Air filter assembly with improved liquid drainage
US-2022241712-A1 · Aug 4, 2022 · US
Foldable filter arrangement consisting of a plurality of individual filter elements
US-2022176296-A1 · Jun 9, 2022 · US
Adjustable filter assemblies for HVAC systems
US-11266939-B2 · Mar 8, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D46/0016?
- CPC B01D46/0016 is the Cooperative Patent Classification code for “Folded frame or housing constructions.”
- How many patents are filed under CPC B01D46/0016 (Folded frame or housing constructions)?
- Our database includes 81 publications tagged with this CPC code.
- Is patent activity under CPC B01D46/0016 growing?
- Publication counts under this code: 10 in 2024 vs 11 in 2025 (latest complete years).