C23C 22/188
Containing also magnesium cations
Official title: {containing also magnesium cations}
C23C22/188 (Containing also magnesium cations) appears on 24 US grants and 21 published applications in this corpus.
Search patents in C23C- Granted patents
- 24
- Published applications
- 21
- Assignees
- 9
- Inventors
- 51
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 2 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 2 |
| 2010 | 1 | 1 |
| 2011 | 1 | 2 |
| 2012 | 0 | 0 |
| 2013 | 2 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 1 | 1 |
| 2017 | 0 | 1 |
| 2018 | 1 | 2 |
| 2019 | 2 | 2 |
| 2020 | 0 | 0 |
| 2021 | 0 | 5 |
| 2022 | 1 | 1 |
| 2023 | 2 | 0 |
| 2024 | 4 | 1 |
| 2025 | 1 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Nickel-free metal phosphating composition and method for use16US 4,717,431 AAmchem Products, Inc. · 1988
- Process for preparing zinc phosphate coatings containing manganese and magnesium12US 5,207,840 AHenkel Kommanditgesellschaft auf Aktien · 1993
- Process for phosphating metal surfaces10US 5,268,041 AMetallgesellschaft Aktiengesellschaft · 1993
- Perforative corrosion resistant galvanized steel sheet6US 6,322,906 B1Kawasaki Steel Corporation · 2001
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