B01J 2540/00
Compositional aspects of coordination complexes or ligands in catalyst systems
B01J2540/00 (Compositional aspects of coordination complexes or ligands in catalyst systems) appears on 509 US grants and 522 published applications in this corpus.
Search patents in B01J- Granted patents
- 509
- Published applications
- 522
- Assignees
- 354
- Inventors
- 1,432
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 3 | 0 |
| 1980 | 2 | 0 |
| 1981 | 5 | 0 |
| 1982 | 6 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 5 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 4 | 0 |
| 1995 | 7 | 0 |
| 1996 | 3 | 0 |
| 1997 | 7 | 0 |
| 1998 | 16 | 0 |
| 1999 | 4 | 0 |
| 2000 | 10 | 0 |
| 2001 | 9 | 1 |
| 2002 | 9 | 8 |
| 2003 | 4 | 4 |
| 2004 | 7 | 11 |
| 2005 | 7 | 12 |
| 2006 | 7 | 6 |
| 2007 | 6 | 5 |
| 2008 | 7 | 4 |
| 2009 | 4 | 9 |
| 2010 | 6 | 4 |
| 2011 | 3 | 13 |
| 2012 | 10 | 6 |
| 2013 | 5 | 19 |
| 2014 | 7 | 18 |
| 2015 | 22 | 27 |
| 2016 | 19 | 25 |
| 2017 | 22 | 13 |
| 2018 | 19 | 41 |
| 2019 | 40 | 44 |
| 2020 | 23 | 36 |
| 2021 | 39 | 46 |
| 2022 | 33 | 60 |
| 2023 | 37 | 33 |
| 2024 | 37 | 38 |
| 2025 | 16 | 26 |
| 2026 | 14 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B01J 2540/20Non-coordinating groups comprising halogensIndexing code190
- B01J 2540/10Non-coordinating groups comprising only oxygen beside carbon or hydrogenIndexing code141
- B01J 2540/40Non-coordinating groups comprising nitrogenIndexing code140
- B01J 2540/30Non-coordinating groups comprising sulfurIndexing code128
- B01J 2540/60Groups characterized by their functionIndexing code61
- B01J 2540/50Non-coordinating groups comprising phosphorusIndexing code40
Recent patents
- Catalytic method for the preparation of perfluoroalkoxy-substituted arenes and heteroarenes6 Oct 2026US 12,753,139 B2Freie UniversitäT Berlin
- Oxidized polyethylene compounds and methods of making the same18 Aug 2026US 12,709,680 B2The Regents of the University of California
- Process for preparing polypropylene carbonate30 Jun 2026US 12,668,661 B2ENI S. p. A.
- Carbon dioxide reducing photocatalyst and preparation method therefor, and carbon dioxide reducing method9 Jun 2026US 12,649,149 B2Korea University Research Foundation and Business Foundation, Sejong Campus
- Hydrogen storage based on aqueous formate- bicarbonate (hydrogen carbonate) equilibrium9 Jun 2026US 12,649,654 B2Hydrogen Revolution Hungary Kft.
- Process for preparing, by hydroformylation, short-chain olefins in the gas phase20 Aug 2026US 2026/0242321 A1Evonik Oxeno GmbH
- Carbon nanotube-porphyrin photocatalysts16 Jul 2026US 2026/0199888 A1
- Novel iron-based compounds, processes for the preparation thereof, and use thereof as catalysts16 Jul 2026US 2026/0200963 A1Centre National De La Recherche Scientifique
- Proximity-based labeling of biomolecular condensate microenvironments9 Jul 2026US 2026/0194528 A1
- Oxidation of olefin into ketone2 Jul 2026US 2026/0183758 A1Centre National De La Recherche Scientifique
Most cited
By later US patents
- Polymerization of carbon monoxide/olefin with P ligand having polar aryl group101US 4,843,144 AShell Oil Company · 1989
- 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
- Acid activation of ruthenium metathesis catalysts and living ROMP metathesis polymerization in water65US 6,284,852 B1California Institute of Technology · 2001
- Olefin trimerisation using a catalyst comprising a source of chromium, molybdenum or tungsten and a ligand containing at least one phosphorous, arsenic or antimony atom bound to at least one (hetero)hydrocarbyl group65US 6,800,702 B2BP Chemicals Limited · 2004