C02F 5/105
Combined with inorganic substances
Official title: {combined with inorganic substances}
C02F5/105 (Combined with inorganic substances) appears on 134 US grants and 96 published applications in this corpus.
Search patents in C02F- Granted patents
- 134
- Published applications
- 96
- Assignees
- 78
- Inventors
- 298
- Latest grant
- 14 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 6 | 0 |
| 1988 | 6 | 0 |
| 1989 | 10 | 0 |
| 1990 | 15 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 5 | 0 |
| 2002 | 4 | 5 |
| 2003 | 1 | 2 |
| 2004 | 3 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 1 | 1 |
| 2008 | 0 | 2 |
| 2009 | 0 | 1 |
| 2010 | 2 | 1 |
| 2011 | 7 | 9 |
| 2012 | 1 | 2 |
| 2013 | 1 | 5 |
| 2014 | 1 | 6 |
| 2015 | 2 | 5 |
| 2016 | 4 | 9 |
| 2017 | 4 | 3 |
| 2018 | 4 | 4 |
| 2019 | 5 | 3 |
| 2020 | 4 | 2 |
| 2021 | 1 | 6 |
| 2022 | 3 | 3 |
| 2023 | 2 | 7 |
| 2024 | 4 | 8 |
| 2025 | 2 | 8 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Corrosion control for water systems using passivators and a hydroxycarboxylic acid14 Apr 2026US 12,601,064 B2Chemtreat, Inc.
- Scale treatment in geothermal or extremely high temperature wells6 Jan 2026US 12,515,973 B1Halliburton Energy Services.Inc.
- Concentrated aluminum compositions for aqueous corrosion control26 Aug 2025US 12,398,473 B2Bl Technologies, Inc.
- Geothermal well stimulation and silca based deposit removal29 Jul 2025US 12,371,972 B2Solenis Technologies, L.P.
- Method for controlling accretion of scale17 Dec 2024US 12,168,624 B2Earth Science Laboratories
- Water treatment systems and methods10 Sep 2026US 2026/0265104 A1Nuvo Residential, LLC DBA NuvoH2O
- Corrosion control for water systems using passivators and a hydroxycarboxylic acid16 Jul 2026US 2026/0201571 A1Chemtreat, Inc.
- Auxiliary cooling ramp for live data center maintenance5 Mar 2026US 2026/0068091 A1Vertiv Corporation
- Fluorescent engineered silicon quantum dots (siqds) as an efficient scale inhibitor20 Nov 2025US 2025/0353767 A1University of North Dakota
- Corrosion inhibitor for mild steel in circulating water systems1 May 2025US 2025/0137142 A1Halliburton Energy Services.Inc.
Most cited
By later US patents
- Water treating process97US 4,209,398 AKurita Water Industries Ltd. · 1980
- Treatment of aqueous systems78US 4,973,409 ACiba-Geigy Corporation · 1990
- Corrosion inhibition treatments and method74US 4,303,568 ABetz Laboratories, Inc. · 1981
- Water treatment polymers and methods of use thereof66US 4,659,481 ABetz Laboratories, Inc. · 1987
- Method of inhibiting scale formation59US 4,087,360 AOlin Corporation · 1978