B01J 23/8872
Alkali or alkaline earth metals
Official title: {Alkali or alkaline earth metals}
B01J23/8872 (Alkali or alkaline earth metals) appears on 196 US grants and 129 published applications in this corpus.
Search patents in B01J- Granted patents
- 196
- Published applications
- 129
- Assignees
- 108
- Inventors
- 549
- Latest grant
- 24 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 5 | 0 |
| 1978 | 5 | 0 |
| 1979 | 5 | 0 |
| 1980 | 6 | 0 |
| 1981 | 10 | 0 |
| 1982 | 3 | 0 |
| 1983 | 11 | 0 |
| 1984 | 10 | 0 |
| 1985 | 6 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 7 | 0 |
| 1989 | 6 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 4 | 0 |
| 1993 | 5 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 1 |
| 2003 | 1 | 1 |
| 2004 | 0 | 4 |
| 2005 | 2 | 3 |
| 2006 | 1 | 3 |
| 2007 | 2 | 3 |
| 2008 | 0 | 7 |
| 2009 | 3 | 3 |
| 2010 | 4 | 11 |
| 2011 | 2 | 6 |
| 2012 | 1 | 17 |
| 2013 | 3 | 9 |
| 2014 | 13 | 8 |
| 2015 | 8 | 12 |
| 2016 | 8 | 4 |
| 2017 | 8 | 3 |
| 2018 | 4 | 8 |
| 2019 | 7 | 5 |
| 2020 | 3 | 4 |
| 2021 | 1 | 1 |
| 2022 | 2 | 4 |
| 2023 | 2 | 5 |
| 2024 | 4 | 5 |
| 2025 | 2 | 1 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Supported composite oxide catalyst and preparation and use thereof24 Mar 2026US 12,582,969 B2Shanghai Huayi New Material Co., Ltd
- Ammoxidation catalyst for propylene, manufacturing method of the same catalyst, ammoxidation method using the same catalyst10 Mar 2026US 12,569,835 B2LG Chem.Ltd.
- Ammoxidation catalyst for propylene, manufacturing method of the same catalyst, ammoxidation method using the same catalyst24 Jun 2025US 12,338,200 B2LG Chem.Ltd.
- Ammoxidation catalyst for propylene, manufacturing method of the same catalyst, ammoxidation method using the same catalyst18 Feb 2025US 12,226,757 B2LG Chem.Ltd.
- Materials comprising carbon-embedded iron nanoparticles, processes for their manufacture, and use as heterogeneous catalysts17 Dec 2024US 12,168,220 B2Evonik Operations GmbH
- Method for producing unsaturated aldehyde and device for producing unsaturated aldehyde14 May 2026US 2026/0132097 A1Nippon Kayaku Kabushiki Kaisha
- Catalyst, and method for producing compound using same23 Jan 2025US 2025/0025862 A1Nippon Kayaku Kabushiki Kaisha
- Ethylbenzene dehydrogenation catalyst, preparation method therefor, and use thereof5 Dec 2024US 2024/0399341 A1China Petroleum & Chemical Corporation
- Catalyst and method for sulfur-tolerant shift catalytic reaction18 Jul 2024US 2024/0238767 A1China Petroleum & Chemical Corporation
- Catalyst precursor, catalyst using same, production method for compound and production method for catalyst18 Jul 2024US 2024/0238768 A1Nippon Kayaku Kabushiki Kaisha
Most cited
By later US patents
- Catalysts for hydrotreatment of heavy hydrocarbon oils containing asphaltenes121US 4,422,960 AChiyoda Chemical Engineering & Construction Co., Ltd. · 1983
- Process for forming multi-component oxide complex catalysts73US 4,148,757 AThe Standard Oil Company · 1979
- Mixed alcohols production from syngas65US 4,752,623 AThe Dow Chemical Company · 1988
- Hydrotreatment of heavy hydrocarbon oils containing asphaltenes, and catalysts therefor58US 4,444,655 AChiyoda Chemical Engineering & Construction Co., Ltd. · 1984
- Method for reducing the sulfur level of gasoline product57US 3,957,625 AMobil Oil Corporation · 1976