C02F 1/766
By means of halogens other than chlorine or of halogenated compounds containing
Official title: {by means of halogens other than chlorine or of halogenated compounds containing halogen other than chlorine}
C02F1/766 (By means of halogens other than chlorine or of halogenated compounds containing) appears on 405 US grants and 337 published applications in this corpus.
Search patents in C02F- Granted patents
- 405
- Published applications
- 337
- Assignees
- 199
- Inventors
- 699
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 4 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 6 | 0 |
| 1981 | 4 | 0 |
| 1982 | 1 | 0 |
| 1983 | 4 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 9 | 0 |
| 1990 | 13 | 0 |
| 1991 | 10 | 0 |
| 1992 | 10 | 0 |
| 1993 | 9 | 0 |
| 1994 | 6 | 0 |
| 1995 | 12 | 0 |
| 1996 | 9 | 0 |
| 1997 | 10 | 0 |
| 1998 | 7 | 0 |
| 1999 | 15 | 0 |
| 2000 | 15 | 0 |
| 2001 | 13 | 3 |
| 2002 | 15 | 11 |
| 2003 | 10 | 11 |
| 2004 | 3 | 16 |
| 2005 | 6 | 17 |
| 2006 | 10 | 17 |
| 2007 | 13 | 15 |
| 2008 | 11 | 16 |
| 2009 | 10 | 16 |
| 2010 | 8 | 16 |
| 2011 | 12 | 9 |
| 2012 | 6 | 8 |
| 2013 | 11 | 14 |
| 2014 | 12 | 23 |
| 2015 | 10 | 12 |
| 2016 | 11 | 10 |
| 2017 | 12 | 19 |
| 2018 | 10 | 10 |
| 2019 | 6 | 15 |
| 2020 | 10 | 15 |
| 2021 | 12 | 12 |
| 2022 | 5 | 8 |
| 2023 | 9 | 11 |
| 2024 | 3 | 10 |
| 2025 | 10 | 13 |
| 2026 | 5 | 10 |
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
- Water treatment method and water treatment agent composition8 Sep 2026US 12,728,390 B2Organo Corporation
- Ozone treatment of mining effluents26 May 2026US 12,637,376 B2Asdr Canada Inc.
- Urea treatment method and device21 Apr 2026US 12,606,470 B2Organo Corporation
- Method and composition for water treatment24 Feb 2026US 12,557,812 B2Bromine Compounds Ltd.
- Water treatment method and water treatment device8 Oct 2026US 2026/0308029 A1Organo Corporation
- Water treatment system, pure water production method, and water treatment method1 Oct 2026US 2026/0296933 A1Organo Corporation
- Water treatment apparatus and water treatment method24 Sep 2026US 2026/0285720 A1Organo Corporation
- Urea processing apparatus and urea processing method20 Aug 2026US 2026/0242261 A1Samsung Electronics Co., Ltd.
- Biocidal control in aqueous membrane separation systems18 Jun 2026US 2026/0167541 A1Albemarle Corporation
Most cited
By later US patents
- Water filtering and purifying apparatus123US 5,545,315 AWTC Industries, Inc. · 1996
- Fluid purification113US 5,126,111 ANutech Energy Systems Inc. · 1992
- Method and apparatus for controlling microorganisms112US 5,424,032 ADiversey, Inc. · 1995
- Gravity water purifier108US 5,562,824 AWTC/Ecomaster Corporation · 1996
- Air and water purification using continuous breakpoint halogenation and peroxygenation96US 6,409,926 B1United States Filter Corporation · 2002