C02F 2305/02
Specific form of oxidant
C02F2305/02 (Specific form of oxidant) appears on 693 US grants and 1,017 published applications in this corpus.
Search patents in C02F- Granted patents
- 693
- Published applications
- 1,017
- Assignees
- 638
- Inventors
- 2,257
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 5 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 5 | 0 |
| 1999 | 11 | 0 |
| 2000 | 2 | 0 |
| 2001 | 8 | 0 |
| 2002 | 6 | 14 |
| 2003 | 10 | 16 |
| 2004 | 11 | 17 |
| 2005 | 7 | 16 |
| 2006 | 6 | 18 |
| 2007 | 9 | 15 |
| 2008 | 7 | 11 |
| 2009 | 13 | 22 |
| 2010 | 13 | 20 |
| 2011 | 10 | 29 |
| 2012 | 8 | 24 |
| 2013 | 16 | 30 |
| 2014 | 22 | 43 |
| 2015 | 25 | 61 |
| 2016 | 33 | 51 |
| 2017 | 36 | 59 |
| 2018 | 48 | 51 |
| 2019 | 45 | 58 |
| 2020 | 46 | 61 |
| 2021 | 47 | 89 |
| 2022 | 41 | 72 |
| 2023 | 55 | 77 |
| 2024 | 49 | 53 |
| 2025 | 51 | 71 |
| 2026 | 34 | 39 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for treating wastewater15 Sep 2026US 12,735,337 B2Mitsubishi Chemical Corporation
- Hydrodynamic cavitation system for the removal of unwanted, toxic, or contaminated organic and inorganic compounds25 Aug 2026US 12,715,788 B28215 Technology, Inc.
- Continuous in-situ therapeutic treatment system for fish in freshwater, from seawater4 Aug 2026US 12,696,881 B2Salmoclinic Spa
- Processes for treatment of residuals28 Jul 2026US 12,692,182 B2Université Concordia
- Electrolysis electrode and preparation method therefor, electrolysis apparatus, and clothing treatment device14 Jul 2026US 12,679,751 B2Wuxi Little Swan Electric Co., Ltd.
- Method for Complete Sulfate and Metal Removal from Produced Water Using a Three-Step Treatment Process for Reinjection8 Oct 2026US 2026/0308034 A1Molecular Filtration, Inc.
- Method for adsorbing iodine17 Sep 2026US 2026/0274712 A1Mitsubishi Gas Chemical Company, Inc.
- Methods of PFAS Destruction using UV Irradiation at 222 Nanometers17 Sep 2026US 2026/0274731 A1Claros Technologies Inc.
- Generation of Hydroxyl Radicals in an Advanced Oxidation Reactor10 Sep 2026US 2026/0265089 A1Gradiant Corporation
- Visible-light semiconductor heterostructure for polyfluoroalkyl substances (pfas) degradation27 Aug 2026US 2026/0250166 A1University of Central Florida Research Foundation, Inc.
Most cited
By later US patents
- Electrochemical production of ozone and hydrogen peroxide465US 5,972,196 ALynntech, Inc. · 1999
- Membrane with internal passages to permit fluid flow and an electrochemical cell containing the same98US 5,635,039 ALynntech, Inc. · 1997
- Electrolytic apparatus and methods for purification of aqueous solutions93US 6,315,886 B1The Electrosynthesis Company, Inc. · 2001
- Method and apparatus for removing oxidizable contaminants in water to achieve high purity water for industrial use84US 4,990,260 AThe Water Group, Inc. · 1991
- Process for treatment of aqueous environments containing a water soluble polymer74US 6,623,643 B2Microtek Medical Holdings, Inc. · 2003