C02F 2001/46133
Characterised by the material
Official title: {characterised by the material}
C02F2001/46133 (Characterised by the material) appears on 1,237 US grants and 1,630 published applications in this corpus.
Search patents in C02F- Granted patents
- 1,237
- Published applications
- 1,630
- Assignees
- 934
- Inventors
- 3,570
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 11 | 0 |
| 1978 | 15 | 0 |
| 1979 | 5 | 0 |
| 1980 | 6 | 0 |
| 1981 | 10 | 0 |
| 1982 | 11 | 0 |
| 1983 | 6 | 0 |
| 1984 | 4 | 0 |
| 1985 | 5 | 0 |
| 1986 | 1 | 0 |
| 1987 | 6 | 0 |
| 1988 | 2 | 0 |
| 1989 | 7 | 0 |
| 1990 | 5 | 0 |
| 1991 | 13 | 0 |
| 1992 | 5 | 0 |
| 1993 | 5 | 0 |
| 1994 | 11 | 0 |
| 1995 | 15 | 0 |
| 1996 | 9 | 0 |
| 1997 | 21 | 0 |
| 1998 | 18 | 0 |
| 1999 | 34 | 0 |
| 2000 | 26 | 0 |
| 2001 | 32 | 3 |
| 2002 | 25 | 21 |
| 2003 | 30 | 51 |
| 2004 | 23 | 40 |
| 2005 | 18 | 34 |
| 2006 | 13 | 33 |
| 2007 | 25 | 37 |
| 2008 | 24 | 52 |
| 2009 | 12 | 57 |
| 2010 | 23 | 48 |
| 2011 | 23 | 78 |
| 2012 | 44 | 55 |
| 2013 | 39 | 62 |
| 2014 | 34 | 58 |
| 2015 | 38 | 73 |
| 2016 | 28 | 62 |
| 2017 | 34 | 64 |
| 2018 | 41 | 74 |
| 2019 | 63 | 62 |
| 2020 | 53 | 96 |
| 2021 | 49 | 100 |
| 2022 | 63 | 112 |
| 2023 | 64 | 98 |
| 2024 | 69 | 97 |
| 2025 | 71 | 102 |
| 2026 | 39 | 61 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
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
- Ultrasonic scaler having an ozonated water system8 Sep 2026US 12,729,141 B2DENTSPLY SIRONA Inc.
- Methods and systems for electrochemical oxidation of polyfluoroalkyl and perfluoroalkyl contaminants25 Aug 2026US 12,715,794 B2University of Georgia Research Foundation, Inc.
- Water treatment device18 Aug 2026US 12,709,559 B2LG Electronics Inc.
- Materials, panels and uses thereof8 Oct 2026US 2026/0308784 A1B. G. Negev Technologies and Applications Ltd., At Ben-Gurion University
- Oxygen or hydrogen functional water production device1 Oct 2026US 2026/0296941 A1Cosan Co., Ltd.
- Hybrid electrodialysis and electrolysis systems and processes24 Sep 2026US 2026/0285728 A1Pani Clean, 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
Most cited
By later US patents
- Electrochemical production of ozone and hydrogen peroxide465US 5,972,196 ALynntech, Inc. · 1999
- Electrochemical synthesis of hydrogen peroxide366US 6,712,949 B2The Electrosynthesis Company, Inc. · 2004
- Method and apparatus for capacitive deionization, electrochemical purification, and regeneration of electrodes157US 5,425,858 AThe Regents of the University of California · 1995
- Method and apparatus for capacitive deionization and electrochemical purification and regeneration of electrodes139US 6,309,532 B1The Regents of the University of California · 2001
- Implantable bone lengthening apparatus using a drive gear mechanism129US 5,704,938 AVolunteers for Medical Engineering · 1998