C04B 35/58042
Based on iron group metals nitrides
Official title: {based on iron group metals nitrides}
C04B35/58042 (Based on iron group metals nitrides) appears on 21 US grants and 18 published applications in this corpus.
Search patents in C04B- Granted patents
- 21
- Published applications
- 18
- Assignees
- 20
- Inventors
- 59
- Latest grant
- 15 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 1 |
| 2004 | 1 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 2 |
| 2009 | 1 | 0 |
| 2010 | 0 | 1 |
| 2011 | 1 | 1 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 3 |
| 2017 | 0 | 0 |
| 2018 | 3 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 1 | 1 |
| 2024 | 1 | 0 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Coercivity-enhanced iron nitride nanoparticles with high saturation magnetization15 Jul 2025US 12,362,082 B2Niron Magnetics, Inc.
- Materials for ammonia synthesis18 Jun 2024US 12,012,662 B2Ohio State Innovation Foundation
- Materials for ammonia synthesis13 Jun 2023US 11,674,231 B2Obio State Innovation Foundation
- Transformation enabled nitride magnets absent rare earths and a process of making the same15 Dec 2020US 10,867,730 B2Case Western Reserve University
- Metal nitride material for thermistor, method for producing same, and film-type thermistor sensor21 Aug 2018US 10,054,497 B2Mitsubishi Materials Corporation
- Coercivity-enhanced iron nitride nanoparticles with high saturation magnetization23 Oct 2025US 2025/0329484 A1Niron Magnetics, Inc.
- Materials for ammonia synthesis14 Sep 2023US 2023/0287585 A1Ohio State Innovation Foundation
- Coercivity-enhanced iron nitride nanoparticles with high saturation magnetization7 Jul 2022US 2022/0215991 A1Niron Magnetics, Inc.
- Materials for ammonia synthesis16 Jul 2020US 2020/0224323 A1Ohio State Innovation Foundation
- Transformation enabled nitride magnets absent rare earths and a process of making the same18 Oct 2018US 2018/0301259 A1Case Western Reserve University
Most cited
By later US patents
- Wear resistant low friction coating composition, coated components, and method for coating thereof66US 8,034,153 B2Momentive Performances Materials, Inc. · 2011
- Ceramic composite materials containing carbon nanotube-infused fiber materials and methods for production thereof30US 8,168,291 B2Applied Nanostructured Solutions, LLC · 2012
- Production of ultrastructural ceramics17US 4,961,913 A1990
- Method of preparing coatings of metal carbides and the like14US 4,906,493 ASRI International · 1990
- Magnetic material containing rare earth element, iron, nitrogen, hydrogen and oxygen and bonded magnet containing the same13US 5,164,104 AAsahi Kasei Kogyo Kabushiki Kaisha · 1992