C02F 1/4698
Electro-osmosis
Official title: {electro-osmosis}
C02F1/4698 (Electro-osmosis) appears on 39 US grants and 62 published applications in this corpus.
Search patents in C02F- Granted patents
- 39
- Published applications
- 62
- Assignees
- 49
- Inventors
- 165
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 4 |
| 2006 | 0 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 0 |
| 2009 | 1 | 2 |
| 2010 | 1 | 4 |
| 2011 | 1 | 2 |
| 2012 | 2 | 2 |
| 2013 | 2 | 3 |
| 2014 | 2 | 8 |
| 2015 | 3 | 4 |
| 2016 | 3 | 3 |
| 2017 | 2 | 3 |
| 2018 | 1 | 3 |
| 2019 | 3 | 1 |
| 2020 | 3 | 3 |
| 2021 | 1 | 2 |
| 2022 | 0 | 5 |
| 2023 | 2 | 6 |
| 2024 | 3 | 2 |
| 2025 | 1 | 2 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System and method for enhancing production yield of CO2 conversion products in an electrochemical reactor using an osmotically driven dewatering system26 May 2026US 12,637,777 B2Qatar Foundation for Education, Science and Community Development
- System and method for separating a reaction product from a fluid12 May 2026US 12,624,470 B2Genesee Valley Innovations, LLC
- System and method for solar-driven photothermal seawater desalination and ion electroosmosis power generation10 Feb 2026US 12,545,604 B2Xi' An Jiaotong University
- Apparatus and method for mediation of PFAS contamination in an environment16 Dec 2025US 12,496,553 B2
- Membrane-based processing for ambient water-group species captured on the moon and in space19 Nov 2024US 12,145,099 B2
- Reverse electro-osmotic filtration exploiting nanofluidic transport through asymmetric membrane13 Aug 2026US 2026/0233166 A1
- System and method for enhancing production yield of co2 conversion products in an electrochemical reactor using an osmotically driven dewatering system25 Dec 2025US 2025/0389032 A1Hamad Bin Khalifa University
- Membrane-based processing for ambient water-group species captured on the Moon and in space6 Mar 2025US 2025/0073636 A1
- Electrochemically assisted ion exchange water treatment device having parallely arranged electrochemical cell and reverse osmosis unit28 Nov 2024US 2024/0391805 A1Zhejiang Qinyuan Water Treatment S.T. Co., Ltd.
- Water treatment process incorporating a split cell electrochemical reactor23 May 2024US 2024/0166538 A1OxByEl Technologies, Inc.
Most cited
By later US patents
- Electrochemical water desalination process45US 4,118,299 A1978
- Method and apparatus for desalination and purification43US 8,801,910 B2Massachusetts Institute of Technology · 2014
- Desalination and purification system20US 8,999,132 B2Massachusetts Institute of Technology · 2015
- Removal of contaminant material from a soil site9US 5,415,744 AMassachusetts Institute of Technology · 1995
- Process and apparatus for treating sludge7US 7,578,918 B2GL&V Canada Inc. · 2009