C02F 2201/4618
Supplying or removing reactants or electrolyte
C02F2201/4618 (Supplying or removing reactants or electrolyte) appears on 396 US grants and 550 published applications in this corpus.
Search patents in C02F- Granted patents
- 396
- Published applications
- 550
- Assignees
- 359
- Inventors
- 1,244
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 4 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 4 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 4 | 0 |
| 1995 | 4 | 0 |
| 1996 | 7 | 0 |
| 1997 | 6 | 0 |
| 1998 | 8 | 0 |
| 1999 | 17 | 0 |
| 2000 | 7 | 0 |
| 2001 | 11 | 3 |
| 2002 | 8 | 7 |
| 2003 | 9 | 10 |
| 2004 | 4 | 15 |
| 2005 | 2 | 20 |
| 2006 | 5 | 9 |
| 2007 | 4 | 10 |
| 2008 | 2 | 12 |
| 2009 | 5 | 27 |
| 2010 | 7 | 22 |
| 2011 | 13 | 32 |
| 2012 | 17 | 21 |
| 2013 | 15 | 26 |
| 2014 | 11 | 23 |
| 2015 | 20 | 29 |
| 2016 | 10 | 24 |
| 2017 | 9 | 22 |
| 2018 | 18 | 25 |
| 2019 | 24 | 24 |
| 2020 | 16 | 27 |
| 2021 | 17 | 22 |
| 2022 | 18 | 27 |
| 2023 | 18 | 31 |
| 2024 | 17 | 34 |
| 2025 | 16 | 28 |
| 2026 | 18 | 20 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Ion exchange membrane composition and methods for the concentration of perfluoroalkyl substances29 Sep 2026US 12,747,172 B2Evoqua Water Technologies LLC
- Ultrasonic scaler having an ozonated water system8 Sep 2026US 12,729,141 B2DENTSPLY SIRONA Inc.
- Water sanitization device, system and method1 Sep 2026US 12,722,991 B2Waterco Limited
- Processes for treatment of residuals28 Jul 2026US 12,692,182 B2Université Concordia
- Method and system for the efficient and sustainable electrochemical treatment of wastewater14 Jul 2026US 12,679,752 B2Axine Water Technologies Inc.
- Electrochemical cell8 Oct 2026US 2026/0308024 A1Imperial College Innovations Limited
- Oxygen or hydrogen functional water production device1 Oct 2026US 2026/0296941 A1Cosan Co., Ltd.
- Electrolytic ion water generation device24 Sep 2026US 2026/0285715 A1E-Plan, Inc.
- Method, apparatus and system for destruction of organic and fluorinated organic aqueous concentrates27 Aug 2026US 2026/0249123 A1OxByEl Technologies, Inc.
- Capacitive-faradaic and pseudocapacitive-faradaic fuel cells20 Aug 2026US 2026/0242256 A1Technion Research & Development Foundation Limited
Most cited
By later US patents
- Implantable bone lengthening apparatus using a drive gear mechanism129US 5,704,938 AVolunteers for Medical Engineering · 1998
- Chlorination and pH control system112US 4,767,511 A1988
- Use of physiologically balanced, ionized, acidic solution in wound healing105US 6,426,066 B1California Pacific Labs, Inc. · 2002
- Strong acid sterilizing liquid containing hypochlorous acid at a low concentration, method and apparatus for generating same, and apparatus for generating and dispensing same104US 5,858,201 AToto Ltd. · 1999
- Electrolytic method and cell for sterilizing water101US 4,761,208 ALos Alamos Technical Associates, Inc. · 1988