Filter element and filter system
US-12515157-B2 · Jan 6, 2026 · US
Special means for preventing bypass around the filter, i.e. in addition to usual seals
Special means for preventing bypass around the filter, i.e. in addition to usual seals · 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 | B01D46/0097 |
| Official title | {Special means for preventing bypass around the filter, i.e. in addition to usual seals} |
| Display label | Special means for preventing bypass around the filter, i.e. in addition to usual seals |
| Total patents | 50 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2016 | 3 |
| 2017 | 5 |
| 2018 | 6 |
| 2019 | 4 |
| 2020 | 10 |
| 2021 | 4 |
| 2022 | 8 |
| 2023 | 3 |
| 2024 | 6 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
HVAC home air filter
US-11992798-B2 · May 28, 2024 · US
Seal assembly with integral filter and evacuation port
US-11911070-B2 · Feb 27, 2024 · US
Taking up system and process with a filter unit for the receiving of gas from a medical apparatus
US-2024058562-A1 · Feb 22, 2024 · US
Filter system comprising a filter element and secondary element for closing a central tube
US-11890558-B2 · Feb 6, 2024 · US
Regenerable air filter
US-11878266-B2 · Jan 23, 2024 · US
HVAC home air filter
US-11865484-B2 · Jan 9, 2024 · US
Taking up system and process with a filter unit for the receiving of gas from a medical apparatus
US-11844904-B2 · Dec 19, 2023 · US
Filter arrangement with a gel seal and use of such a filter arrangement as an interior air filter
US-11746905-B2 · Sep 5, 2023 · US
Filter element and filter system
US-2023201750-A1 · Jun 29, 2023 · US
Hvac home air filter
US-2022370943-A1 · Nov 24, 2022 · US
High flow manifold
US-11458241-B2 · Oct 4, 2022 · US
HVAC Home Air Filter
US-2022297047-A1 · Sep 22, 2022 · US
Regenerable air filter
US-2022274047-A1 · Sep 1, 2022 · US
HVAC home air filter
US-11351495-B2 · Jun 7, 2022 · US
HVAC Home Air Filter
US-2022152542-A1 · May 19, 2022 · US
Filter media pack with porous wrapper
US-11331611-B2 · May 17, 2022 · US
HVAC home air filter
US-11241647-B2 · Feb 8, 2022 · US
Absorption system and process with a filter unit for the absorption of gas from a medical apparatus
US-2021386955-A1 · Dec 16, 2021 · US
Filter apparatus for a surface cleaning apparatus
US-11198085-B2 · Dec 14, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D46/0097?
- CPC B01D46/0097 is the Cooperative Patent Classification code for “Special means for preventing bypass around the filter, i.e. in addition to usual seals.”
- How many patents are filed under CPC B01D46/0097 (Special means for preventing bypass around the filter, i.e. in addition to usual seals)?
- Our database includes 50 publications tagged with this CPC code.
- Is patent activity under CPC B01D46/0097 growing?
- Publication counts under this code: 3 in 2023 vs 6 in 2024 (latest complete years).