Cleanable filter medium
US-2026061352-A1 · Mar 5, 2026 · US
Regeneration of the filtering material or filter elements outside the filter for liquid or gaseous fluids
Regeneration of the filtering material or filter elements outside the filter for liquid or gaseous fluids · 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 | B01D41/00 |
| Official title | Regeneration of the filtering material or filter elements outside the filter for liquid or gaseous fluids |
| Display label | Regeneration of the filtering material or filter elements outside the filter for liquid or gaseous fluids |
| Total patents | 28 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 6 |
| 2017 | 6 |
| 2019 | 2 |
| 2022 | 2 |
| 2023 | 1 |
| 2024 | 5 |
| 2025 | 5 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Fluid filter for an appliance incorporating a dynamic bypass mechanism
US-2025382736-A1 · Dec 18, 2025 · US
Organic solvent collection apparatus, substrate processing apparatus, and organic solvent collection method
US-2025296049-A1 · Sep 25, 2025 · US
Effluent management inline cleaner
US-2025287512-A1 · Sep 11, 2025 · US
Automated and self-cleaning gravel pack filter system for water treatment and disposal
US-2025177895-A1 · Jun 5, 2025 · US
Automated membrane cleaning module
US-2025161849-A1 · May 22, 2025 · US
Smart pill bottle caps
US-12156849-B2 · Dec 3, 2024 · US
Method for recycling scrapped polyvinylidene fluoride (PVDF) membrane produced in water treatment
US-12121837-B2 · Oct 22, 2024 · US
Resuable adsorption cabin air filtration system
US-2024226791-A9 · Jul 11, 2024 · US
Resuable adsorption cabin air filtration system
US-2024131463-A1 · Apr 25, 2024 · US
Regenerable air filter
US-11878266-B2 · Jan 23, 2024 · US
Smart pill bottle caps
US-2023013732-A1 · Jan 19, 2023 · US
Method for recycling scrapped polyvinylidene fluoride (pvdf) membrane produced in water treatment
US-2022297036-A1 · Sep 22, 2022 · US
Regenerable air filter
US-2022274047-A1 · Sep 1, 2022 · US
Flexible container for concentrated product
US-10376449-B2 · Aug 13, 2019 · US
Method for regenerating odor absorbent in a motor vehicle HVAC system
US-10183556-B2 · Jan 22, 2019 · US
Roll type filter cleaning apparatus
US-9808743-B2 · Nov 7, 2017 · US
Method for cleaning porous metallic filters using a steam-ultrasonic technique
US-9789520-B2 · Oct 17, 2017 · US
Method for regenerating odor absorbent in a motor vehicle hvac system
US-2017267070-A1 · Sep 21, 2017 · US
Flexible container for concentrated product
US-2017231877-A1 · Aug 17, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D41/00?
- CPC B01D41/00 is the Cooperative Patent Classification code for “Regeneration of the filtering material or filter elements outside the filter for liquid or gaseous fluids.”
- How many patents are filed under CPC B01D41/00 (Regeneration of the filtering material or filter elements outside the filter for liquid or gaseous fluids)?
- Our database includes 28 publications tagged with this CPC code.
- Is patent activity under CPC B01D41/00 growing?
- Publication counts under this code: 5 in 2024 vs 5 in 2025 (latest complete years).