C02F 1/722
Oxidation by peroxides
Official title: {Oxidation by peroxides}
C02F1/722 (Oxidation by peroxides) appears on 1,252 US grants and 1,354 published applications in this corpus.
Search patents in C02F- Granted patents
- 1,252
- Published applications
- 1,354
- Assignees
- 909
- Inventors
- 3,308
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 5 | 0 |
| 1978 | 6 | 0 |
| 1979 | 4 | 0 |
| 1980 | 6 | 0 |
| 1981 | 10 | 0 |
| 1982 | 12 | 0 |
| 1983 | 6 | 0 |
| 1984 | 4 | 0 |
| 1985 | 7 | 0 |
| 1986 | 8 | 0 |
| 1987 | 5 | 0 |
| 1988 | 13 | 0 |
| 1989 | 16 | 0 |
| 1990 | 11 | 0 |
| 1991 | 11 | 0 |
| 1992 | 17 | 0 |
| 1993 | 23 | 0 |
| 1994 | 27 | 0 |
| 1995 | 26 | 0 |
| 1996 | 24 | 0 |
| 1997 | 18 | 0 |
| 1998 | 38 | 0 |
| 1999 | 21 | 0 |
| 2000 | 37 | 0 |
| 2001 | 28 | 8 |
| 2002 | 23 | 30 |
| 2003 | 25 | 48 |
| 2004 | 34 | 37 |
| 2005 | 20 | 48 |
| 2006 | 22 | 33 |
| 2007 | 22 | 36 |
| 2008 | 16 | 43 |
| 2009 | 28 | 45 |
| 2010 | 25 | 48 |
| 2011 | 28 | 64 |
| 2012 | 18 | 48 |
| 2013 | 27 | 60 |
| 2014 | 46 | 59 |
| 2015 | 32 | 55 |
| 2016 | 35 | 54 |
| 2017 | 44 | 60 |
| 2018 | 47 | 40 |
| 2019 | 47 | 75 |
| 2020 | 40 | 57 |
| 2021 | 52 | 68 |
| 2022 | 55 | 62 |
| 2023 | 43 | 88 |
| 2024 | 52 | 65 |
| 2025 | 45 | 77 |
| 2026 | 41 | 46 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Water treatment apparatus and water treatment method6 Oct 2026US 12,753,097 B2Organo Corporation
- System and method for processing a slurry29 Sep 2026US 12,747,645 B2Flowback Fluids LLC
- Hydrodynamic cavitation system for the removal of unwanted, toxic, or contaminated organic and inorganic compounds25 Aug 2026US 12,715,788 B28215 Technology, Inc.
- Anoxic bioreactor treatment followed by pH adjusted peroxide/iron treatment for enhanced, efficient selenium removal in wastewaters25 Aug 2026US 12,715,802 B2Evoqua Water Technologies LLC
- Functional aqueous solution supply apparatus28 Jul 2026US 12,692,179 B2Kurita Water Industries Ltd.
- Method for degradation of pfas based on sonocatalysis1 Oct 2026US 2026/0296932 A1Schlumberger Technology Corporation
- Water treatment apparatus for decomposing perfluorinated compound on basis of vacuum ultraviolet rays24 Sep 2026US 2026/0285710 A1Seoul National University R&Db Foundation
- Methods of PFAS Destruction using UV Irradiation at 222 Nanometers17 Sep 2026US 2026/0274731 A1Claros Technologies Inc.
- Content-filling system and sterilizing method27 Aug 2026US 2026/0250116 A1Dai Nippon Printing Co.Ltd.
- Manganese compositions, uses and production6 Aug 2026US 2026/0225083 A1Infinite Water Technologies Pty Ltd
Most cited
By later US patents
- Electrochemical synthesis of hydrogen peroxide366US 6,712,949 B2The Electrosynthesis Company, Inc. · 2004
- Automated process for inhibition of microbial growth in aqueous food transport or process streams200US 5,683,724 AEcolab Inc. · 1997
- Fire retardant intumescent coating for lignocellulosic materials158US 5,968,669 AJ. M. Huber Corporation · 1999
- Treatment of highly colored wastewaters143US 5,302,288 AZimpro Environmental, Inc. · 1994
- Process and system for purifying pure water or ultrapure water131US 5,073,268 AEbara Corporation · 1991