C23F 11/12
Oxygen-containing compounds
C23F11/12 (Oxygen-containing compounds) appears on 330 US grants and 330 published applications in this corpus.
Search patents in C23F- Granted patents
- 330
- Published applications
- 330
- Assignees
- 241
- Inventors
- 839
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 4 | 0 |
| 1978 | 5 | 0 |
| 1979 | 4 | 0 |
| 1980 | 1 | 0 |
| 1981 | 7 | 0 |
| 1982 | 4 | 0 |
| 1983 | 5 | 0 |
| 1984 | 2 | 0 |
| 1985 | 7 | 0 |
| 1986 | 6 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 12 | 0 |
| 1991 | 6 | 0 |
| 1992 | 7 | 0 |
| 1993 | 7 | 0 |
| 1994 | 7 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 6 | 0 |
| 1999 | 10 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 2 |
| 2002 | 6 | 3 |
| 2003 | 5 | 5 |
| 2004 | 5 | 5 |
| 2005 | 0 | 11 |
| 2006 | 1 | 6 |
| 2007 | 3 | 15 |
| 2008 | 2 | 22 |
| 2009 | 1 | 15 |
| 2010 | 12 | 14 |
| 2011 | 14 | 11 |
| 2012 | 9 | 16 |
| 2013 | 7 | 9 |
| 2014 | 8 | 10 |
| 2015 | 15 | 15 |
| 2016 | 8 | 17 |
| 2017 | 8 | 11 |
| 2018 | 11 | 18 |
| 2019 | 16 | 16 |
| 2020 | 14 | 23 |
| 2021 | 13 | 14 |
| 2022 | 10 | 10 |
| 2023 | 13 | 18 |
| 2024 | 16 | 15 |
| 2025 | 3 | 14 |
| 2026 | 6 | 15 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Coolant with low electrical conductivity4 Aug 2026US 12,698,430 B2BASF SE
- Method of inhibiting corrosion of a metal in an industrial water system21 Jul 2026US 12,686,929 B2Ecolab USA Inc.
- Corrosion control for water systems using passivators and a hydroxycarboxylic acid14 Apr 2026US 12,601,064 B2Chemtreat, Inc.
- Blade preserving products and methods for manufacturing10 Mar 2026US 12,571,108 B2
- Closed loop cooling water corrosion inhibition employing polymaleates and non-borate buffers10 Feb 2026US 12,546,014 B2Ecolab USA Inc.
- Method of Inhibiting Corrosion of a Metal in an Industrial Water System1 Oct 2026US 2026/0297758 A1Ecolab USA Inc.
- Flux Compatible Heat Transfer Media3 Sep 2026US 2026/0258292 A1CCI North America Corporation
- Corrosion control for water systems using passivators and a hydroxycarboxylic acid16 Jul 2026US 2026/0201571 A1Chemtreat, Inc.
- Traced corrosion inhibitor for closed loop systems9 Jul 2026US 2026/0193510 A1Chemtreat, Inc.
- Compositions for the water side treatment of high heat flux copper molds25 Jun 2026US 2026/0176769 A1Chemtreat, Inc.
Most cited
By later US patents
- Corrosion inhibitors for aqueous systems93US 6,572,789 B1Ondeo Nalco Company · 2003
- Use of ethylene glycol as a corrosion inhibitor during cleaning after metal chemical mechanical polishing90US 5,893,756 ALSI Logic Corporation · 1999
- Method for deoxygenation of water48US 4,278,635 AChemed Corporation · 1981
- Hydroquinone and mu-amine compositions44US 4,289,645 ABetz Laboratories, Inc. · 1981
- Surface treating agent for aluminum line pattern substrate44US 5,174,816 AMitsubishi Gas Chemical Company, Inc. · 1992