B01J 2531/0216
Bi- or polynuclear complexes, i.e. comprising two or more metal coordination centres
Official title: Bi- or polynuclear complexes, i.e. comprising two or more metal coordination centres, without metal-metal bonds, e.g. Cp(Lx)Zr-imidazole-Zr(Lx)Cp
B01J2531/0216 (Bi- or polynuclear complexes, i.e. comprising two or more metal coordination centres) appears on 230 US grants and 284 published applications in this corpus.
Search patents in B01J- Granted patents
- 230
- Published applications
- 284
- Assignees
- 230
- Inventors
- 864
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 2 |
| 2002 | 2 | 0 |
| 2003 | 1 | 3 |
| 2004 | 1 | 1 |
| 2005 | 2 | 5 |
| 2006 | 2 | 4 |
| 2007 | 0 | 2 |
| 2008 | 3 | 5 |
| 2009 | 2 | 6 |
| 2010 | 1 | 7 |
| 2011 | 4 | 7 |
| 2012 | 8 | 10 |
| 2013 | 3 | 15 |
| 2014 | 11 | 11 |
| 2015 | 15 | 8 |
| 2016 | 8 | 7 |
| 2017 | 7 | 14 |
| 2018 | 14 | 14 |
| 2019 | 16 | 15 |
| 2020 | 11 | 20 |
| 2021 | 15 | 25 |
| 2022 | 17 | 29 |
| 2023 | 16 | 18 |
| 2024 | 22 | 27 |
| 2025 | 12 | 22 |
| 2026 | 10 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Metal-organic framework (MOF) MIL-125 and preparation method and use thereof25 Aug 2026US 12,714,989 B2Dalian Institute of Chemical Physics, Chinese Academy of Sciences
- Method of activating metal-organic framework with dimethyl ether28 Jul 2026US 12,691,441 B2The Regents of the University of Michigan
- Reduction by a silane in the presence of Zinc catalyst28 Jul 2026US 12,692,213 B2Firmenich SA
- Selective photocatalytic reduction of alkynes to alkenes powered by a cobalt-porphyrin metal-organic frameworks16 Jun 2026US 12,655,078 B2Northwestern University
- Processes for preparing C-4 sugars and ketose sugars2 Jun 2026US 12,643,921 B2Archer Daniels Midland Company
- Processes for preparing c-4 sugars and ketose sugars24 Sep 2026US 2026/0285894 A1
- Ammonia synthesis catalyst, ammonia production device, and ammonia production method6 Aug 2026US 2026/0225088 A1Idemitsu Kosan Co., Ltd.
- Novel iron-based compounds, processes for the preparation thereof, and use thereof as catalysts16 Jul 2026US 2026/0200963 A1Centre National De La Recherche Scientifique
- Oxidation of olefin into ketone2 Jul 2026US 2026/0183758 A1Centre National De La Recherche Scientifique
- Metal-organic framework having titanium as metal element and method for producing the same4 Jun 2026US 2026/0151761 A1
Most cited
By later US patents
- Substituted aminomethylphosphines, compositions and coordination complexes of same, their synthesis and processes using same82US 6,043,363 ASymyx Technologies, Inc. · 2000
- Substituted aminomethylphosphines, coordination complexes of aminomethylphosphines and their synthesis77US 6,034,240 ASymyx Technologies, Inc. · 2000
- Synthesis of manganese oxidation catalyst73US 5,153,161 ALever Brothers Company, Division of Conopco, Inc. · 1992
- Catalytic carbonylation catalysts and methods55US 9,327,280 B2Novomer, Inc. · 2016
- Synthesis of manganese oxidation catalyst52US 5,256,779 ALever Brothers Company, Division of Conopco, Inc. · 1993