C02F 2001/46152
Characterised by the shape or form
Official title: {characterised by the shape or form}
C02F2001/46152 (Characterised by the shape or form) appears on 877 US grants and 1,071 published applications in this corpus.
Search patents in C02F- Granted patents
- 877
- Published applications
- 1,071
- Assignees
- 687
- Inventors
- 2,511
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 11 | 0 |
| 1978 | 11 | 0 |
| 1979 | 7 | 0 |
| 1980 | 11 | 0 |
| 1981 | 7 | 0 |
| 1982 | 6 | 0 |
| 1983 | 6 | 0 |
| 1984 | 5 | 0 |
| 1985 | 4 | 0 |
| 1986 | 4 | 0 |
| 1987 | 7 | 0 |
| 1988 | 5 | 0 |
| 1989 | 7 | 0 |
| 1990 | 2 | 0 |
| 1991 | 10 | 0 |
| 1992 | 3 | 0 |
| 1993 | 7 | 0 |
| 1994 | 11 | 0 |
| 1995 | 16 | 0 |
| 1996 | 10 | 0 |
| 1997 | 16 | 0 |
| 1998 | 21 | 0 |
| 1999 | 24 | 0 |
| 2000 | 19 | 0 |
| 2001 | 26 | 3 |
| 2002 | 17 | 19 |
| 2003 | 21 | 31 |
| 2004 | 18 | 23 |
| 2005 | 12 | 16 |
| 2006 | 8 | 22 |
| 2007 | 6 | 24 |
| 2008 | 8 | 33 |
| 2009 | 10 | 34 |
| 2010 | 12 | 41 |
| 2011 | 21 | 54 |
| 2012 | 23 | 28 |
| 2013 | 27 | 33 |
| 2014 | 20 | 34 |
| 2015 | 24 | 50 |
| 2016 | 10 | 51 |
| 2017 | 24 | 42 |
| 2018 | 30 | 51 |
| 2019 | 41 | 45 |
| 2020 | 38 | 78 |
| 2021 | 38 | 74 |
| 2022 | 47 | 67 |
| 2023 | 50 | 67 |
| 2024 | 46 | 57 |
| 2025 | 43 | 58 |
| 2026 | 22 | 36 |
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.
- Methods and systems for electrochemical oxidation of polyfluoroalkyl and perfluoroalkyl contaminants25 Aug 2026US 12,715,794 B2University of Georgia Research Foundation, Inc.
- Concentric electrochemical device4 Aug 2026US 12,698,221 B2PowerTech Water, Inc.
- Processes for treatment of residuals28 Jul 2026US 12,692,182 B2Université Concordia
- Electrochlorination system configurations for the generation of high product strength solutions14 Jul 2026US 12,679,750 B2Evoqua Water Technologies LLC
- Electrochemical cell8 Oct 2026US 2026/0308024 A1Imperial College Innovations Limited
- Appliance with split-electrode water filtration assembly24 Sep 2026US 2026/0285713 A1Haier US Appliance Solutions, Inc.
- 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.
- Electrolytic cells, treatment of water, and methods of use27 Aug 2026US 2026/0250862 A1Electro-Aeration, Inc.
Most cited
By later US patents
- Electrochemical production of ozone and hydrogen peroxide465US 5,972,196 ALynntech, Inc. · 1999
- 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
- Electrode array for use in electrochemical cells118US 7,368,191 B2Biosource, Inc. · 2008