Centralized treatment devices for kitchen waste
US-2023399831-A1 · Dec 14, 2023 · US
Packings; Fillings; Grids (packing elements in general B01J19/30, B01J19/32)
Packings; Fillings; Grids (packing elements in general B01J19/30, B01J19/32) · 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 | C02F3/10 |
| Official title | Packings; Fillings; Grids (packing elements in general B01J19/30, B01J19/32) |
| Display label | Packings; Fillings; Grids (packing elements in general B01J19/30, B01J19/32) |
| Total patents | 77 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 2 |
| 2017 | 6 |
| 2018 | 4 |
| 2019 | 16 |
| 2020 | 9 |
| 2021 | 8 |
| 2022 | 6 |
| 2023 | 8 |
| 2024 | 11 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Systems and methods for reducing total dissolved solids (tds) in wastewater by an algal biofilm treatment
US-2023348303-A1 · Nov 2, 2023 · US
Systems and methods for reducing total dissolved solids (TDS) in wastewater by an algal biofilm treatment
US-11691902-B2 · Jul 4, 2023 · US
Bioreactor insert and biofilm support, related apparatus and related methods
US-2023159876-A1 · May 25, 2023 · US
Bioreactor insert and biofilm support, related apparatus and related methods
US-11591559-B2 · Feb 28, 2023 · US
Microorganism immobilized carrier
US-11518698-B2 · Dec 6, 2022 · US
Wastewater treatment apparatus and wastewater treatment method
US-2022242766-A1 · Aug 4, 2022 · US
Wastewater treatment device and wastewater treatment method
US-2022162099-A1 · May 26, 2022 · US
Method for modifying wastewater treatment device
US-11299413-B2 · Apr 12, 2022 · US
Wastewater treatment device and wastewater treatment method
US-11279640-B2 · Mar 22, 2022 · US
Apparatus and method for treatment of wet organic matter to produce biogas
US-11268057-B2 · Mar 8, 2022 · US
Purification method for water, purification device for water, and use of said purification device at low water temperature
US-11185059-B2 · Nov 30, 2021 · US
Mainstream Deammonification Process Employing Bypass Primary Effluent and Step Feeding
US-2021355012-A1 · Nov 18, 2021 · US
Bioreactor insert and biofilm support, related apparatus and related methods
US-2021309955-A1 · Oct 7, 2021 · US
Microorganism immobilized carrier
US-2021171373-A1 · Jun 10, 2021 · US
Nitrogen treatment method
US-2021147270-A1 · May 20, 2021 · US
Methods for using bacteria that degrade microcystin and biofilters utilizing same
US-11001515-B1 · May 11, 2021 · US
Wastewater treatment with in-film microbial heating
US-10981817-B2 · Apr 20, 2021 · US
Method for modifying wastewater treatment device
US-2021094854-A1 · Apr 1, 2021 · US
Purification method for water, purification device for water, and use of said purification device at low water temperature
US-2020288681-A1 · Sep 17, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C02F3/10?
- CPC C02F3/10 is the Cooperative Patent Classification code for “Packings; Fillings; Grids (packing elements in general B01J19/30, B01J19/32).”
- How many patents are filed under CPC C02F3/10 (Packings; Fillings; Grids (packing elements in general B01J19/30, B01J19/32))?
- Our database includes 77 publications tagged with this CPC code.
- Is patent activity under CPC C02F3/10 growing?
- Publication counts under this code: 11 in 2024 vs 3 in 2025 (latest complete years).