B01J 23/8892
Manganese
Official title: {Manganese}
B01J23/8892 (Manganese) appears on 674 US grants and 792 published applications in this corpus.
Search patents in B01J- Granted patents
- 674
- Published applications
- 792
- Assignees
- 474
- Inventors
- 2,263
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 12 | 0 |
| 1977 | 11 | 0 |
| 1978 | 4 | 0 |
| 1979 | 3 | 0 |
| 1980 | 4 | 0 |
| 1981 | 8 | 0 |
| 1982 | 2 | 0 |
| 1983 | 5 | 0 |
| 1984 | 5 | 0 |
| 1985 | 7 | 0 |
| 1986 | 7 | 0 |
| 1987 | 4 | 0 |
| 1988 | 4 | 0 |
| 1989 | 3 | 0 |
| 1990 | 7 | 0 |
| 1991 | 8 | 0 |
| 1992 | 9 | 0 |
| 1993 | 10 | 0 |
| 1994 | 4 | 0 |
| 1995 | 6 | 0 |
| 1996 | 5 | 0 |
| 1997 | 3 | 0 |
| 1998 | 14 | 0 |
| 1999 | 7 | 0 |
| 2000 | 9 | 0 |
| 2001 | 3 | 5 |
| 2002 | 7 | 5 |
| 2003 | 7 | 10 |
| 2004 | 5 | 24 |
| 2005 | 4 | 8 |
| 2006 | 10 | 8 |
| 2007 | 8 | 19 |
| 2008 | 8 | 30 |
| 2009 | 14 | 34 |
| 2010 | 14 | 34 |
| 2011 | 14 | 32 |
| 2012 | 13 | 24 |
| 2013 | 25 | 33 |
| 2014 | 31 | 37 |
| 2015 | 33 | 60 |
| 2016 | 30 | 57 |
| 2017 | 40 | 45 |
| 2018 | 38 | 40 |
| 2019 | 34 | 38 |
| 2020 | 29 | 38 |
| 2021 | 33 | 34 |
| 2022 | 26 | 37 |
| 2023 | 30 | 41 |
| 2024 | 23 | 32 |
| 2025 | 16 | 38 |
| 2026 | 18 | 29 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Complex oxides for reactive oxygen separation and related applications6 Oct 2026US 12,752,260 B2North Carolina State University
- Method of producing nanostructured iron-based catalysts for converting syngas to light olefins6 Oct 2026US 12,752,262 B2Agency for Science, Technology and Research
- Dual reactor system for simultaneous decontamination and cracking of plastic derived oil to circular chemicals22 Sep 2026US 12,742,125 B2Saudi Arabian Oil Company
- Dual reactor system with dual catalyst regeneration for upgrading plastic derived oil to hydrocarbon intermediates25 Aug 2026US 12,716,033 B2Saudi Arabian Oil Company
- System and method for pre-purification of a feed gas stream4 Aug 2026US 12,697,584 B2Linde Aktiengesellschaft
- Iron manganese based catalyst, catalyst precursor and catalytic process8 Oct 2026US 2026/0307061 A1Oxford University Innovation Limited
- Bimetallic catalysts supported on lanthanum manganite (lamno3) for ammonia decomposition8 Oct 2026US 2026/0307984 A1King Fahd University of Petroleum and Minerals
- One-pot electrospun spinel ferrite/perovskite oxide nanofiber catalysts for energy harvesting and conversion10 Sep 2026US 2026/0264052 A1Khalifa University of Science and Technology
- Process and catalyst for the production of hydrogen by decomposition of ammonia by plasma catalysis10 Sep 2026US 2026/0264061 A1Energo
- Metal oxide supported atomic quantum clusters (aqcs) catalysts as oxygen carriers for chemical looping processes10 Sep 2026US 2026/0264063 A1Lancaster University
Most cited
By later US patents
- Hydrogenation catalyst, process for preparing and process for using said catalyst105US 5,243,095 AEngelhard Corporation · 1993
- Selective hydrogenation of acetylenes in the presence of butadiene and catalyst used in the hydrogenation82US 4,440,956 AThe Dow Chemical Company · 1984
- Modified magnesium oxide catalyst80US 5,371,306 AKorea Advanced Institute of Science and Technology · 1994
- Double perovskite catalysts for oxidative coupling73US 4,988,660 AUnion Carbide Chemicals and Plastics Company Inc. · 1991
- Catalyst and method for converting natural gas to higher carbon compounds71US 8,129,305 B2HRD Corp. · 2012