C02F 1/463
By electrocoagulation
Official title: by electrocoagulation
C02F1/463 (By electrocoagulation) appears on 581 US grants and 679 published applications in this corpus.
Search patents in C02F- Granted patents
- 581
- Published applications
- 679
- Assignees
- 430
- Inventors
- 1,294
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 11 | 0 |
| 1977 | 13 | 0 |
| 1978 | 10 | 0 |
| 1979 | 8 | 0 |
| 1980 | 12 | 0 |
| 1981 | 6 | 0 |
| 1982 | 8 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 5 | 0 |
| 1989 | 3 | 0 |
| 1990 | 6 | 0 |
| 1991 | 4 | 0 |
| 1992 | 2 | 0 |
| 1993 | 5 | 0 |
| 1994 | 6 | 0 |
| 1995 | 6 | 0 |
| 1996 | 4 | 0 |
| 1997 | 5 | 0 |
| 1998 | 4 | 0 |
| 1999 | 8 | 0 |
| 2000 | 10 | 0 |
| 2001 | 11 | 2 |
| 2002 | 10 | 21 |
| 2003 | 10 | 23 |
| 2004 | 15 | 16 |
| 2005 | 18 | 22 |
| 2006 | 8 | 14 |
| 2007 | 7 | 14 |
| 2008 | 12 | 10 |
| 2009 | 6 | 20 |
| 2010 | 16 | 37 |
| 2011 | 11 | 28 |
| 2012 | 17 | 28 |
| 2013 | 21 | 39 |
| 2014 | 23 | 36 |
| 2015 | 20 | 41 |
| 2016 | 11 | 33 |
| 2017 | 16 | 34 |
| 2018 | 21 | 37 |
| 2019 | 27 | 36 |
| 2020 | 28 | 29 |
| 2021 | 25 | 35 |
| 2022 | 25 | 26 |
| 2023 | 21 | 26 |
| 2024 | 12 | 30 |
| 2025 | 27 | 21 |
| 2026 | 15 | 21 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Waste water treatment process6 Oct 2026US 12,753,095 B2U.S. Clean Water Technology, Inc.
- Electrochemical nitrogen and phosphorus removal device and method29 Sep 2026US 12,747,176 B2Beijing Drainage Group Co., Ltd
- Methods and systems for electrochemical oxidation of polyfluoroalkyl and perfluoroalkyl contaminants25 Aug 2026US 12,715,794 B2University of Georgia Research Foundation, Inc.
- Liquid treatment unit and method14 Jul 2026US 12,678,805 B2Au Environmental Pty Ltd
- System and method for generating metal oxide borate from a boron solution14 Jul 2026US 12,679,737 B1Westwind Farms Inc.
- Systems, Devices, and Methods for Electrical Generation from Vacuum Distillation1 Oct 2026US 2026/0295457 A1American Water and Energy LLC
- Accelerated settlement of flocs after electrocoagulation/electrochemical process using ballasted flocculation2 Jul 2026US 2026/0184610 A1Evoqua Water Technologies LLC
- Wastewater treatment method and apparatus2 Jul 2026US 2026/0184614 A1
- Systems and Methods for Production of Potable Water By Recycling Processed Wastewater Streams25 Jun 2026US 2026/0176164 A1Mulberry River Technologies, LLC
- Integrated electrocoagulation desalination process with carbon dioxide capture and solid recovery25 Jun 2026US 2026/0176173 A1United Arab Emirates University
Most cited
By later US patents
- Liquid treating process and apparatus, as well as liquid treating system90US 6,482,327 B1Proudo Co., Ltd. · 2002
- Electrolytic water purification process78US 5,531,865 A1996
- Electrolytic treatment of liquids76US 4,872,959 ACleanup & Recovery Corp. (CURE) · 1989
- Electrochemical treatment of effluent water70US 6,238,546 B12001
- Gas dissolving and releasing liquid treatment system68US 5,167,806 AInternational Environmental Systems, Inc. · 1992