C02F 2003/003
Using activated carbon or the like
Official title: {using activated carbon or the like}
C02F2003/003 (Using activated carbon or the like) appears on 68 US grants and 84 published applications in this corpus.
Search patents in C02F- Granted patents
- 68
- Published applications
- 84
- Assignees
- 70
- Inventors
- 236
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 0 |
| 2002 | 4 | 3 |
| 2003 | 2 | 3 |
| 2004 | 0 | 1 |
| 2005 | 2 | 2 |
| 2006 | 3 | 0 |
| 2007 | 2 | 3 |
| 2008 | 1 | 3 |
| 2009 | 1 | 0 |
| 2010 | 3 | 1 |
| 2011 | 0 | 4 |
| 2012 | 1 | 0 |
| 2013 | 3 | 2 |
| 2014 | 2 | 4 |
| 2015 | 2 | 6 |
| 2016 | 3 | 3 |
| 2017 | 2 | 6 |
| 2018 | 6 | 2 |
| 2019 | 1 | 5 |
| 2020 | 3 | 3 |
| 2021 | 0 | 4 |
| 2022 | 5 | 9 |
| 2023 | 5 | 5 |
| 2024 | 6 | 8 |
| 2025 | 3 | 5 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for removing TBBPA in water, microbial strain and microbial agent21 Apr 2026US 12,606,474 B2South China Institute of Environmental Science, Ministry of Ecology and Environment
- Composite treatment and remediation technology for polluted water and soil14 Oct 2025US 12,441,640 B2Chinese Research Academy of Environmental Sciences
- Wetland system for treatment of wastewater brine5 Aug 2025US 12,378,144 B1Kuwait Institute for Scientific Research
- Method of in situ remediation of soils using a bioremediation composition including a time release material8 Apr 2025US 12,269,078 B2Remediation Products, Inc.
- Processing apparatus for treating acid mine wastewater using activated carbon-loaded microorganism29 Oct 2024US 12,129,193 B2Nanjing Institute of Environmental Sciences, MEE
- Fixed film bioreactor for purification of water and associated methods1 Oct 2026US 2026/0296937 A1WesTech Engineering, Inc.
- Enhanced activated sludge system for removing per- and polyfluoroalkyl substances (pfas) from a flow of wastewater and/or landfill leachate23 Apr 2026US 2026/0109631 A1
- Biologically inoculated sorptive bead media18 Dec 2025US 2025/0382211 A1University of Iowa Research Foundation
- Granular activated carbon (gac) reactivation waste product enhanced activated sludge system for removing per- and polyfluoroalkyl substances (pfas) from a flow of wastewater and/or landfill leachate30 Oct 2025US 2025/0333340 A1
- Wastewater treatment system and wastewater treatment method using the same11 Sep 2025US 2025/0282662 A1Samsung Electronics Co., Ltd.
Most cited
By later US patents
- Process for treatment of aqueous environments containing a water soluble polymer74US 6,623,643 B2Microtek Medical Holdings, Inc. · 2003
- Support containing particulate adsorbent and microorganisms for removal of pollutants50US 5,580,770 AAlliedSignal Inc. · 1996
- Food processing method49US 5,879,732 AThe BOC Group, Inc. · 1999
- Method of reducing microbial growth during processing of animal carcasses42US 6,348,227 B1The BOC Group, Inc. · 2002
- Food processing method and system31US 6,167,709 AThe BOC Group, Inc. · 2001