C23F 11/184
Phosphorous, arsenic, antimony or bismuth containing compounds
Official title: {Phosphorous, arsenic, antimony or bismuth containing compounds}
C23F11/184 (Phosphorous, arsenic, antimony or bismuth containing compounds) appears on 54 US grants and 55 published applications in this corpus.
Search patents in C23F- Granted patents
- 54
- Published applications
- 55
- Assignees
- 52
- Inventors
- 165
- Latest grant
- 24 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 0 | 2 |
| 2003 | 1 | 1 |
| 2004 | 2 | 1 |
| 2005 | 1 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 2 |
| 2008 | 2 | 1 |
| 2009 | 0 | 2 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 3 | 5 |
| 2014 | 0 | 5 |
| 2015 | 3 | 3 |
| 2016 | 4 | 5 |
| 2017 | 1 | 1 |
| 2018 | 0 | 2 |
| 2019 | 4 | 5 |
| 2020 | 2 | 3 |
| 2021 | 2 | 4 |
| 2022 | 3 | 2 |
| 2023 | 3 | 2 |
| 2024 | 1 | 3 |
| 2025 | 2 | 0 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Corrosion control compositions and methods of mitigating corrosion24 Mar 2026US 12,584,227 B2Ecolab USA Inc.
- Dual mode corrosion inhibitor for hydrocarbon processes25 Nov 2025US 12,480,216 B2Chemtreat, Inc.
- Method for preventing the formation of white rust on a zinc-coated steel surface21 Jan 2025US 12,203,175 B2Suez Groupe
- Anti-corrosion material-coated discrete graphene sheets and anti-corrosion coating composition containing same2 Apr 2024US 11,945,971 B2Global Graphene Group, Inc.
- Corrosion control using organic filmers and passivators in systems for processing nitrogen-containing solutions5 Sep 2023US 11,746,294 B2Chemtreat, Inc.
- Method for preventing corrosion of metal component1 Oct 2026US 2026/0297757 A1Kurita Water Industries Ltd.
- Method and system for controlling corrosion inhibitor feed5 Mar 2026US 2026/0062815 A1Chemtreat, Inc.
- Dual mode corrosion inhibitor for hydrocarbon processes26 Feb 2026US 2026/0055515 A1Chemtreat, Inc.
- Solid Molded Sulfite-Based Oxygen Scavenger Composition and Method of Manufacutre5 Sep 2024US 2024/0295031 A1NCH Corporation
- Multi-stage treatment for activated zinc phosphatizing of metallic components with zinc surfaces15 Aug 2024US 2024/0271289 A1Henkel AG & Co. KGaA
Most cited
By later US patents
- Method for protecting carbon steel from corrosion in heavy brines31US 4,997,583 ABromine Compounds Ltd. · 1991
- Percarboxylic acid solutions with improved stability when in contact with stainless steel and process for producing said percarboxylic acid solutions30US 5,767,308 ADegussa AG · 1998
- Methods and apparatus for monitoring and controlling PH phosphate and sodium to phosphate ratio in boiler systems operating with captive alkalinity24US 5,747,342 ACalgon Corporation · 1998
- Inhibition of stress-corrosion cracking of steel pipeline22US 3,973,056 AAmerican Gas Association · 1976
- Supramolecular oxo-anion corrosion inhibitors18US 6,716,370 B2The Boeing Company · 2004