C01B 21/0617
With vanadium, niobium or tantalum
Official title: {with vanadium, niobium or tantalum}
C01B21/0617 (With vanadium, niobium or tantalum) appears on 82 US grants and 46 published applications in this corpus.
Search patents in C01B- Granted patents
- 82
- Published applications
- 46
- Assignees
- 59
- Inventors
- 156
- Latest grant
- 9 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 4 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 4 | 0 |
| 1993 | 5 | 0 |
| 1994 | 4 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 1 | 1 |
| 2005 | 1 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 2 |
| 2013 | 1 | 1 |
| 2014 | 3 | 5 |
| 2015 | 4 | 4 |
| 2016 | 5 | 2 |
| 2017 | 2 | 4 |
| 2018 | 2 | 4 |
| 2019 | 4 | 2 |
| 2020 | 2 | 4 |
| 2021 | 4 | 3 |
| 2022 | 2 | 4 |
| 2023 | 3 | 0 |
| 2024 | 1 | 3 |
| 2025 | 3 | 3 |
By publication year. Applications have been published since 2001.
Recent patents
- 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
- Transparent electrode for oxygen production, method for producing same, tandem water decomposition reaction electrode provided with same, and oxygen production device using same1 Jul 2025US 12,344,945 B2Japan Technological Research Association of Artificial Photosynthetic Chemical Process
- Active material and fluoride ion battery2 Jul 2024US 12,027,701 B2Toyota Jidosha Kabushiki Kaisha
- Active material, and fluoride ion battery14 Nov 2023US 11,817,580 B2Toyota Jidosha Kabushiki Kaisha
- Two-dimensional arrays of transition metal nitride nanocrystals16 Oct 2025US 2025/0320120 A1Drexel University
- A preparation method for a vanadium-nitrogen alloy25 Sep 2025US 2025/0297339 A1Pangang Group Panazhihua Iron & Steel Research Institute Co., Ltd.
- Edge Capping Of 2D-Mxene Sheets With Polyanionic Salts To Mitigate Oxidation In Aqueous Colloidal Suspensions31 Jul 2025US 2025/0243063 A1Drexel University
- Development of Fluorine-Free Tantalum Carbide Mxene Hybrid Structure as a Biocompatible Material for Supercapacitor Electrodes20 Jun 2024US 2024/0199431 A1
- Active material and fluoride ion battery8 Feb 2024US 2024/0047674 A1Toyota Jidosha Kabushiki Kaisha
Most cited
By later US patents
- Method for making ultra-fine ceramic particles71US 4,610,857 AToyota Jidosha Kabushiki Kaisha · 1986
- Refractory metal borides and composites containing them64US 4,595,545 AEltech Systems Corporation · 1986
- High specific surface area carbides and nitrides54US 4,515,763 ABoard of Trustees of Leland Stanford Jr. Univeristy · 1985
- Preparation of finely-divided refractory powders of groups III-V metal borides, carbides, nitrides, silicides and sulfides53US 3,979,500 APPG Industries, Inc. · 1976
- Process for producing ultrafine particles of metals, metal compounds and ceramics and apparatus used therefor42US 4,812,166 ANippon Steel Corporation · 1989