C02F 3/202
Aeration by electrolytically produced oxygen bubbles
Official title: {Aeration by electrolytically produced oxygen bubbles}
C02F3/202 (Aeration by electrolytically produced oxygen bubbles) appears on 11 US grants and 10 published applications in this corpus.
Search patents in C02F- Granted patents
- 11
- Published applications
- 10
- Assignees
- 10
- Inventors
- 31
- Latest grant
- 1 Oct 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 2 |
| 2017 | 0 | 0 |
| 2018 | 1 | 1 |
| 2019 | 0 | 1 |
| 2020 | 0 | 1 |
| 2021 | 0 | 1 |
| 2022 | 0 | 2 |
| 2023 | 1 | 0 |
| 2024 | 1 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Biofilm electrochemical reactor for simultaneously removing nitrate nitrogen and trace organic matters in water1 Oct 2024US 12,103,869 B2Qingdao University of Technology
- Venturi bubble lighting17 Oct 2023US 11,788,041 B2Sea Volute, LLC
- Bubble electrolyzed water generation apparatus and automatic washing apparatus24 Apr 2018US 9,949,463 B2Tech Corporation Co., Ltd.
- Method, system and device for treatment of water4 Feb 2014US 8,641,886 B2
- Electrical waste water treatment system employing oxygen recovery and ozone injection means1 Mar 1988US 4,728,441 A
- Gas solubility gradient for nanobubble generation17 Jul 2025US 2025/0228218 A1Moleaer, Inc.
- Integrated System For Water Treatment Energized By Sustainable Hydrogen14 Apr 2022US 2022/0112107 A1
- Biofilm Electrochemical Reactor for Simultaneously Removing Nitrate Nitrogen and Trace Organic Matters in Water3 Feb 2022US 2022/0033286 A1Qingdao University of Technology
- River course treatment integration system3 Jun 2021US 2021/0163324 A1Jiangsu Easthigh Environmental Holdings Ltd.
- Microbubble generator and cooling water circulation system equipped with same24 Dec 2020US 2020/0398231 A1Toyota Boshoku Kabushiki Kaisha
Most cited
By later US patents
- Electrochemical conversion of organic material20US 4,200,505 A1980
- Water treatment system with prolonged aeration11US 4,005,014 A1977
- Method for destratifying bodies of water11US 4,039,439 A1977
- Apparatus for treating sewage11US 4,124,481 A1978
- Electrical waste water treatment system employing oxygen recovery and ozone injection means8US 4,728,441 A1988