B01J 2531/22
Magnesium
B01J2531/22 (Magnesium) appears on 84 US grants and 95 published applications in this corpus.
Search patents in B01J- Granted patents
- 84
- Published applications
- 95
- Assignees
- 85
- Inventors
- 308
- Latest grant
- 23 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 4 | 3 |
| 2004 | 0 | 1 |
| 2005 | 3 | 3 |
| 2006 | 1 | 4 |
| 2007 | 1 | 3 |
| 2008 | 3 | 3 |
| 2009 | 0 | 1 |
| 2010 | 3 | 5 |
| 2011 | 2 | 6 |
| 2012 | 3 | 3 |
| 2013 | 2 | 2 |
| 2014 | 1 | 8 |
| 2015 | 4 | 6 |
| 2016 | 4 | 5 |
| 2017 | 2 | 7 |
| 2018 | 9 | 5 |
| 2019 | 7 | 7 |
| 2020 | 3 | 4 |
| 2021 | 4 | 4 |
| 2022 | 3 | 3 |
| 2023 | 1 | 2 |
| 2024 | 3 | 1 |
| 2025 | 1 | 3 |
| 2026 | 0 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Catalysts for synthesizing cyclic carbonates, preparation methods and uses thereof23 Dec 2025US 12,502,661 B2Anhui Conch Material Technology Co., Ltd.
- Synthesis of Mg(BHT)2(THF)23 Dec 2024US 12,157,795 B2The University of Akron
- Method for converting monoisocyanates to ureas17 Sep 2024US 12,091,377 B2Dow Global Technologies LLC
- Organometallic complexes of sequential tetradentate monoanionic ligands and uses thereof in ring opening polymerization of cyclic esters20 Feb 2024US 11,904,307 B2Ramot at Tel-Aviv University Ltd.
- Block copolymers of cyclic esters and processes for preparing same28 Mar 2023US 11,613,605 B2Ramot at Tel-Aviv University Ltd.
- Ziegler-natta catalyst for ethylene polymerization and method for preparing same24 Sep 2026US 2026/0286017 A1Hanwha Solutions Corporation
- Solid titanium catalyst component, catalyst for polymerizing olefin, and method for polymerizing olefin24 Sep 2026US 2026/0286018 A1Mitsui Chemicals, Inc.
- Method for producing magnesium compound particle, method for controlling shape of olefin polymer particle, and olefin polymer particle6 Aug 2026US 2026/0226201 A1Mitsui Chemicals, Inc.
- Process6 Aug 2026US 2026/0226202 A1Ineos Europe AG
- Preparation method of dual-anion catalyst, and use of dual-anion catalyst in catalytic degradation of polyurethane material7 May 2026US 2026/0124609 A1Zhejiang University of Technology
Most cited
By later US patents
- Metal nanocrystals and synthesis thereof117US 6,645,444 B2Nanospin Solutions · 2003
- Process for producing polyalkylene carbonates76US 6,617,467 B1BASF SE · 2003
- Process for the epoxidation of an organic compound with oxygen or an oxygen-delivering compounds using catalysts containing metal-organic frame-work materials73US 6,624,318 B1BASF SE · 2003
- Substituted porphyrins, porphyrin-containing polymers, and synthetic methods therefor61US 5,371,199 AThe Trustees of the University of Pennsylvania · 1994
- Ring-metalated porphyrins56US 5,493,017 AThe Trustees of the University of Pennsylvania · 1996