C02F 2209/02
Temperature
C02F2209/02 (Temperature) appears on 1,635 US grants and 2,387 published applications in this corpus.
Search patents in C02F- Granted patents
- 1,635
- Published applications
- 2,387
- Assignees
- 1,363
- Inventors
- 5,130
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 4 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 5 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 4 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 6 | 0 |
| 1994 | 6 | 0 |
| 1995 | 7 | 0 |
| 1996 | 11 | 0 |
| 1997 | 9 | 0 |
| 1998 | 10 | 0 |
| 1999 | 15 | 0 |
| 2000 | 15 | 0 |
| 2001 | 20 | 2 |
| 2002 | 19 | 25 |
| 2003 | 25 | 29 |
| 2004 | 19 | 35 |
| 2005 | 12 | 46 |
| 2006 | 15 | 34 |
| 2007 | 18 | 45 |
| 2008 | 21 | 47 |
| 2009 | 18 | 56 |
| 2010 | 31 | 66 |
| 2011 | 41 | 73 |
| 2012 | 38 | 85 |
| 2013 | 44 | 99 |
| 2014 | 49 | 99 |
| 2015 | 52 | 85 |
| 2016 | 57 | 101 |
| 2017 | 61 | 97 |
| 2018 | 70 | 104 |
| 2019 | 92 | 109 |
| 2020 | 98 | 134 |
| 2021 | 101 | 192 |
| 2022 | 147 | 197 |
| 2023 | 123 | 198 |
| 2024 | 122 | 162 |
| 2025 | 142 | 153 |
| 2026 | 81 | 114 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- System and method for treating nitrate nitrogen sewage by constructed wetland15 Sep 2026US 12,735,336 B2Southern University of Science and Technology
- Self-managed water purifier8 Oct 2026US 2026/0308016 A1Coway Co., Ltd.
- Water purifier that uses waste heat from thermoelectric element8 Oct 2026US 2026/0308018 A1Coway Co., Ltd.
- Distillation system pressure control system and method1 Oct 2026US 2026/0296924 A1Honeywell International Inc.
- Method for degradation of pfas based on sonocatalysis1 Oct 2026US 2026/0296932 A1Schlumberger Technology Corporation
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Most cited
By later US patents
- Portable, potable water recovery and dispensing apparatus198US 6,182,453 B2Worldwide Water, Inc. · 2001
- Method and apparatus for capacitive deionization, electrochemical purification, and regeneration of electrodes157US 5,425,858 AThe Regents of the University of California · 1995
- Swimming pool management system146US 6,125,481 A2000
- Method and apparatus for capacitive deionization and electrochemical purification and regeneration of electrodes139US 6,309,532 B1The Regents of the University of California · 2001
- Integrated water treatment control system with probe failure detection131US 5,895,565 ASanta Barbara Control Systems · 1999