C01B 21/0615
With transition metals other than titanium, zirconium or hafnium
Official title: {with transition metals other than titanium, zirconium or hafnium}
C01B21/0615 (With transition metals other than titanium, zirconium or hafnium) appears on 206 US grants and 170 published applications in this corpus.
Search patents in C01B- Granted patents
- 206
- Published applications
- 170
- Assignees
- 127
- Inventors
- 422
- Latest grant
- 10 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 5 | 0 |
| 1990 | 5 | 0 |
| 1991 | 3 | 0 |
| 1992 | 8 | 0 |
| 1993 | 6 | 0 |
| 1994 | 5 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 6 | 0 |
| 2002 | 2 | 13 |
| 2003 | 13 | 16 |
| 2004 | 8 | 9 |
| 2005 | 9 | 8 |
| 2006 | 3 | 1 |
| 2007 | 7 | 3 |
| 2008 | 2 | 6 |
| 2009 | 2 | 5 |
| 2010 | 4 | 4 |
| 2011 | 3 | 2 |
| 2012 | 1 | 7 |
| 2013 | 4 | 5 |
| 2014 | 5 | 10 |
| 2015 | 6 | 11 |
| 2016 | 8 | 7 |
| 2017 | 7 | 5 |
| 2018 | 7 | 8 |
| 2019 | 5 | 10 |
| 2020 | 7 | 7 |
| 2021 | 11 | 12 |
| 2022 | 5 | 6 |
| 2023 | 5 | 2 |
| 2024 | 5 | 5 |
| 2025 | 6 | 4 |
| 2026 | 2 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Iron-rich permanent magnet10 Mar 2026US 12,573,551 B2Regents of the University of Minnesota
- Method and apparatus for mask repair27 Jan 2026US 12,535,729 B2Carl Zeiss SMT GmbH
- Iron-nitride magnet by nitriding a porous structure23 Sep 2025US 12,424,358 B2Regents of the University of Minnesota
- Group V and VI transition metal precursors for thin film deposition9 Sep 2025US 12,410,202 B2Versum Materials US, LLC
- Method for HF-free facile and rapid synthesis of MXenes related compounds1 Jul 2025US 12,344,944 B2The Hong Kong Polytechnic University
- Methods for reducing metal oxides with ammonia gas10 Sep 2026US 2026/0265846 A1Trustees of Tufts College
- Thin film precursor compound, method of forming thin film using thin film precursor compound, and semiconductor substrate fabricated using method27 Aug 2026US 2026/0250844 A1
- System for plasma dissociation of hydrocarbons5 Mar 2026US 2026/0061388 A1
- Iron-nitride magnet by nitriding a porous structure15 Jan 2026US 2026/0018322 A1Regents of the University of Minnesota
- Ferroelectric Tunnel Junction Device and Memory Cell13 Nov 2025US 2025/0351373 A1LoMaRe Chip Technology Changzhou Co., Ltd.
Most cited
By later US patents
- Nanostructured fillers and carriers316US 6,228,904 B1Nanomaterials Research Corporation · 2001
- Materials and products using nanostructured non-stoichiometric substances226US 6,344,271 B12002
- Nanotechnology for biomedical products224US 6,572,672 B2NanoProducts Corporation · 2003
- Method of producing nanoscale powders by quenching of vapors219US 5,788,738 ANanomaterials Research Corporation · 1998
- Integrated thermal process for the continuous synthesis of nanoscale powders213US 5,851,507 ANanomaterials Research Corporation · 1998