Methods for carbon-capture within biochar
US-2025059089-A1 · Feb 20, 2025 · US
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Construction elements containing cleaning material, e.g. catalysts
Construction elements containing cleaning material, e.g. catalysts · 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 | B01D2259/4591 |
| Official title | Construction elements containing cleaning material, e.g. catalysts |
| Display label | Construction elements containing cleaning material, e.g. catalysts |
| Total patents | 21 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2016 | 4 |
| 2017 | 1 |
| 2018 | 3 |
| 2020 | 2 |
| 2021 | 1 |
| 2022 | 3 |
| 2023 | 2 |
| 2024 | 4 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Carbon Capture Device and a Method of Using the Carbon Capture Device for Carbon Capture
US-2024390850-A1 · Nov 28, 2024 · US
Ohmic Heating-type Exhaust Gas Purification Catalyst System and Exhaust Gas Purification Method
US-2024110496-A1 · Apr 4, 2024 · US
Gas exchange device
US-11879665-B2 · Jan 23, 2024 · US
Thermal insulator
US-2024017242-A1 · Jan 18, 2024 · US
Temperature-based monitor and control of a compressed-gas dryer
US-2023338887-A1 · Oct 26, 2023 · US
Compound containing unsaturated double bond, oxygen absorber comprising same, and resin composition
US-11760816-B2 · Sep 19, 2023 · US
Photocatalytically active aerogel concrete
US-2022332645-A1 · Oct 20, 2022 · US
Gas exchange device
US-2022221172-A1 · Jul 14, 2022 · US
Exhaust gas purification system with air injection
US-2022065149-A1 · Mar 3, 2022 · US
Compound containing unsaturated double bond, oxygen absorber comprising same, and resin composition
US-2021024665-A1 · Jan 28, 2021 · US
Process for controlling air purification systems
US-10807037-B2 · Oct 20, 2020 · US
Photocatalyst material
US-10576459-B2 · Mar 3, 2020 · US
Method for producing oxide layer material in landfill field for treating methane gas by using household refuse
US-10159933-B2 · Dec 25, 2018 · US
Process for controlling air purification systems
US-2018304195-A1 · Oct 25, 2018 · US
Removal of nitrogen dioxide from gas environments using metal-organic frameworks
US-9868107-B1 · Jan 16, 2018 · US
Method for producing oxide layer material in landfill field for treating methane gas by using household refuse
US-2017266616-A1 · Sep 21, 2017 · US
Titanium oxide dispersion liquid, titanium oxide coating liquid, and photocatalyst coating film
US-9440221-B2 · Sep 13, 2016 · US
Component having a catalytic surface, method for producing same and use of said component
US-9346037-B2 · May 24, 2016 · US
Photocatalyst material
US-2016107145-A1 · Apr 21, 2016 · US