B01J 21/005
Spinels
Official title: {Spinels}
B01J21/005 (Spinels) appears on 127 US grants and 119 published applications in this corpus.
Search patents in B01J- Granted patents
- 127
- Published applications
- 119
- Assignees
- 96
- Inventors
- 396
- Latest grant
- 11 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 3 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 4 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 5 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 2 | 3 |
| 2003 | 2 | 7 |
| 2004 | 4 | 7 |
| 2005 | 3 | 1 |
| 2006 | 2 | 2 |
| 2007 | 0 | 2 |
| 2008 | 2 | 5 |
| 2009 | 0 | 6 |
| 2010 | 4 | 6 |
| 2011 | 2 | 5 |
| 2012 | 5 | 4 |
| 2013 | 6 | 10 |
| 2014 | 6 | 7 |
| 2015 | 4 | 3 |
| 2016 | 3 | 4 |
| 2017 | 4 | 4 |
| 2018 | 3 | 5 |
| 2019 | 1 | 6 |
| 2020 | 4 | 2 |
| 2021 | 8 | 10 |
| 2022 | 7 | 7 |
| 2023 | 2 | 5 |
| 2024 | 7 | 3 |
| 2025 | 3 | 2 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Nanocomposite of graphitic C3N4, V2O5, and MgAl2O4 for hydrogen generation11 Nov 2025US 12,466,729 B1Imam Mohammad Ibn Saud Islamic University
- Photodegradation of contaminants via nanocomposite8 Jul 2025US 12,351,487 B1Imam Mohammad Ibn Saud Islamic University
- Catalyst material and method of manufacturing the same29 Apr 2025US 12,285,748 B2Alantum Europe GmbH
- Efficient 2-step process for the direct production of liquid fuels from carbon dioxide and hydrogen1 Oct 2024US 12,104,125 B2Infinium Technology, LLC
- Catalysts, processes for obtaining and processes for steam reforming25 Jun 2024US 12,017,915 B2Petroleo Brasileiro S.A. - Petrobras
- Mixed metal oxide catalysts and compositions and processes for the production thereof18 Jun 2026US 2026/0166527 A1Aether Catalyst Solutions, Inc.
- Process for removing impurities in feedstocks7 May 2026US 2026/0125606 A1Topsoe A/S
- Process and catalysts for the production of ethylene and propylene from low-carbon syngas9 Jan 2025US 2025/0011259 A1
- Efficient 2-step process for the direct production of liquid fuels form carbon dioxide and hydrogen9 Jan 2025US 2025/0011657 A1Infinium Technology, LLC
- Catalyst material and method of manufacturing the same11 Apr 2024US 2024/0116041 A1Alantum Europe GmbH
Most cited
By later US patents
- Catalyst87US 7,375,049 B2Johnson Matthey PLC · 2008
- Process for combusting solid sulfur-containing material80US 4,758,418 AUnion Carbide Corporation · 1988
- Selective hydrogenation process and catalyst54US 7,838,710 B2Catalytic Distillation Technologies · 2010
- Fischer-Tropsch processes and catalysts using stabilized supports51US 7,071,239 B2ConocoPhillips Company · 2006
- Catalyst and process for conversion of hydrocarbons45US 4,472,267 AAtlantic Richfield Company · 1984