Membrane assembly for supporting a biofilm
US-12410079-B2 · Sep 9, 2025 · US
Textile-type packing
Textile-type packing · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C02F3/103 |
| Official title | {Textile-type packing} |
| Display label | Textile-type packing |
| Total patents | 33 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2016 | 2 |
| 2017 | 1 |
| 2018 | 2 |
| 2019 | 3 |
| 2020 | 2 |
| 2021 | 6 |
| 2022 | 3 |
| 2023 | 4 |
| 2024 | 6 |
| 2025 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Membrane assembly for supporting a biofilm
US-2025263318-A1 · Aug 21, 2025 · US
Water treatment system with biocontactor
US-2025223209-A1 · Jul 10, 2025 · US
Sheet laminate, method for manufacturing gas supply body, gas supply body, supply body unit, and wastewater treatment device
US-2025011206-A1 · Jan 9, 2025 · US
Water aeration and treatment method
US-12145874-B1 · Nov 19, 2024 · US
Water aeration and treatment method
US-2024375982-A1 · Nov 14, 2024 · US
MABR media for supporting AOB and annamox bacteria and process for deammonification of wastewater
US-12122698-B2 · Oct 22, 2024 · US
Water retention and aeration treatment method for contaminated water
US-12091341-B2 · Sep 17, 2024 · US
Water retention and aeration treatment method for contaminated water
US-2024228344-A1 · Jul 11, 2024 · US
Septic water treatment method for removing carbonaceous and nitrogenous compounds
US-11981591-B2 · May 14, 2024 · US
Septic water treatment method for removing carbonaceous and nitrogenous compounds
US-2023373827-A1 · Nov 23, 2023 · US
Membrane assembly for supporting a biofilm
US-2023331605-A1 · Oct 19, 2023 · US
Method for water treatment and recycling
US-11767243-B2 · Sep 26, 2023 · US
Membrane assembly for supporting a biofilm
US-11724947-B2 · Aug 15, 2023 · US
Biological remediation of groundwater using an algal photobioreactor system
US-11485657-B2 · Nov 1, 2022 · US
Method for water treatment and recycling
US-2022298041-A1 · Sep 22, 2022 · US
Residential water treatment and recycle system
US-11396464-B2 · Jul 26, 2022 · US
Mabr media for supporting aob and annamox bacteria and process for deammonification of wastewater
US-2021355011-A1 · Nov 18, 2021 · US
Residential water treatment and recycle system
US-2021139358-A1 · May 13, 2021 · US
Biological remediation of groundwater using an algal photobioreactor system
US-2021130206-A1 · May 6, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C02F3/103?
- CPC C02F3/103 is the Cooperative Patent Classification code for “Textile-type packing.”
- How many patents are filed under CPC C02F3/103 (Textile-type packing)?
- Our database includes 33 publications tagged with this CPC code.
- Is patent activity under CPC C02F3/103 growing?
- Publication counts under this code: 6 in 2024 vs 4 in 2025 (latest complete years).