Electrospun polymeric nanofiber filter material and devices
US-2024278172-A1 · Aug 22, 2024 · US
for the sterilisation of air
for the sterilisation of air · 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 | B01D2279/65 |
| Official title | for the sterilisation of air |
| Display label | for the sterilisation of air |
| Total patents | 140 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2016 | 3 |
| 2017 | 1 |
| 2018 | 3 |
| 2019 | 4 |
| 2020 | 5 |
| 2021 | 18 |
| 2022 | 19 |
| 2023 | 24 |
| 2024 | 31 |
| 2025 | 29 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Personal protective anti-viral face mask
US-2023372747-A1 · Nov 23, 2023 · US
Anti-viral granular activated carbon for gas phase filtration applications
US-2023249154-A1 · Aug 10, 2023 · US
Use of photothermal agents in air filters
US-2023173423-A1 · Jun 8, 2023 · US
Use of aqueous dispersions of magnesium compounds for functional finishing of textiles
US-2023136575-A1 · May 4, 2023 · US
Air purifier
US-2023073240-A1 · Mar 9, 2023 · US
Wall-mounted air purifier
US-2023067989-A1 · Mar 2, 2023 · US
Method and system for recovering fluid
US-11498024-B2 · Nov 15, 2022 · US
Method and system for recovering fluid
US-11498023-B2 · Nov 15, 2022 · US
Self cleaning of ride sharing vehicle
US-11458816-B2 · Oct 4, 2022 · US
Detoxification device having heated filter for killing pathogens
US-11446600-B2 · Sep 20, 2022 · US
Air purifier and air ventilation device having the same
US-2022290891-A1 · Sep 15, 2022 · US
Filter and filtering system including the same
US-2022280674-A1 · Sep 8, 2022 · US
Systems and methods for optimization of occupied space comfort, air quality, and energy consumption
US-2022203288-A1 · Jun 30, 2022 · US
Air cleaner
US-2022184540-A1 · Jun 16, 2022 · US
Portable air purifier
US-2022184542-A1 · Jun 16, 2022 · US
Wall-mounted air purifier
US-2022176287-A1 · Jun 9, 2022 · US
Wall-mounted air purifier
US-2022176291-A1 · Jun 9, 2022 · US
Wall-mounted air purifier
US-2022176292-A1 · Jun 9, 2022 · US
Glass fiber filter element for visible light photocatalysis and air purification and preparation method thereof
US-2022152592-A1 · May 19, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D2279/65?
- CPC B01D2279/65 is the Cooperative Patent Classification code for “for the sterilisation of air.”
- How many patents are filed under CPC B01D2279/65 (for the sterilisation of air)?
- Our database includes 140 publications tagged with this CPC code.
- Is patent activity under CPC B01D2279/65 growing?
- Publication counts under this code: 31 in 2024 vs 29 in 2025 (latest complete years).