A61L 27/042
Iron or iron alloys
Official title: {Iron or iron alloys}
A61L27/042 (Iron or iron alloys) appears on 93 US grants and 163 published applications in this corpus.
Search patents in A61L- Granted patents
- 93
- Published applications
- 163
- Assignees
- 98
- Inventors
- 320
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 3 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 2 |
| 2003 | 1 | 2 |
| 2004 | 0 | 1 |
| 2005 | 0 | 1 |
| 2006 | 0 | 2 |
| 2007 | 1 | 1 |
| 2008 | 0 | 3 |
| 2009 | 2 | 4 |
| 2010 | 0 | 1 |
| 2011 | 2 | 8 |
| 2012 | 0 | 3 |
| 2013 | 0 | 4 |
| 2014 | 4 | 5 |
| 2015 | 4 | 8 |
| 2016 | 6 | 5 |
| 2017 | 6 | 7 |
| 2018 | 3 | 12 |
| 2019 | 5 | 12 |
| 2020 | 7 | 18 |
| 2021 | 6 | 18 |
| 2022 | 9 | 11 |
| 2023 | 8 | 9 |
| 2024 | 11 | 10 |
| 2025 | 8 | 9 |
| 2026 | 3 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
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- Method of making a porous prothesis with biodegradable coatings184US 5,947,893 ABoard of Regents, The University of Texas System · 1999
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