B01J 31/2428
With more than one complexing phosphine-p atom
Official title: {with more than one complexing phosphine-P atom}
B01J31/2428 (With more than one complexing phosphine-p atom) appears on 80 US grants and 93 published applications in this corpus.
Search patents in B01J- Granted patents
- 80
- Published applications
- 93
- Assignees
- 51
- Inventors
- 221
- Latest grant
- 19 Nov 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 3 |
| 2003 | 3 | 5 |
| 2004 | 7 | 10 |
| 2005 | 2 | 5 |
| 2006 | 4 | 1 |
| 2007 | 4 | 6 |
| 2008 | 3 | 2 |
| 2009 | 3 | 1 |
| 2010 | 1 | 2 |
| 2011 | 0 | 1 |
| 2012 | 0 | 3 |
| 2013 | 1 | 2 |
| 2014 | 1 | 17 |
| 2015 | 3 | 3 |
| 2016 | 5 | 2 |
| 2017 | 4 | 5 |
| 2018 | 4 | 6 |
| 2019 | 6 | 4 |
| 2020 | 3 | 3 |
| 2021 | 2 | 3 |
| 2022 | 4 | 2 |
| 2023 | 4 | 4 |
| 2024 | 2 | 1 |
| 2025 | 0 | 0 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Manganese based complexes and uses thereof for homogeneous catalysis19 Nov 2024US 12,145,139 B2Yeda Research and Development Co. Ltd.
- Chromium complex and catalyst therefrom13 Feb 2024US 11,896,965 B2Dow Global Technologies LLC
- Monocarbonyl ruthenium and osmium catalysts21 Nov 2023US 11,819,837 B2Innovation Factory, Inc.
- Manganese based complexes and uses thereof for homogeneous catalysis22 Aug 2023US 11,731,116 B2Yeda Research and Development Co. Ltd.
- Process for oligomerization11 Apr 2023US 11,623,209 B2Dow Global Technologies LLC
- Selective semi-hydrogenation of allene24 Sep 2026US 2026/0284649 A1Firmenich SA
- Catalyst system and method for carbonylation reaction23 Jul 2026US 2026/0208174 A1Shandong Nhu Fine Chemical Science and Technology Company Ltd.
- Preparation method for tetra-substituted allenoic acid compound based on palladium catalytic system20 Jun 2024US 2024/0199521 A1Fudan University
- Manganese based complexes and uses thereof for homogeneous catalysis23 Nov 2023US 2023/0372915 A1Yeda Research and Development Co. Ltd.
- Monocarbonyl ruthenium and osmium catalysts11 May 2023US 2023/0145668 A1Innovation Factory, Inc.
Most cited
By later US patents
- Ruthenium catalysts and their use in the asymmetric hydrogenation of cyclopentenones23US 5,874,600 AFirmenich SA · 1999
- Silylated ferrocenyldiphosphines, silylated ferrocenyldiphosphines bound to inorganic or polymeric organic supports and also metal complexes thereof, their preparation and uses21US 5,783,715 ANovartis AG · 1998
- Functionalized ferrocenyldiphosphines, a process for their preparation and their use19US 6,169,192 ANovartis AG · 2001
- Process for the carbonylation of a conjugated diene17US 6,835,850 B2DSW IP Assets B.V. · 2004
- Carbonylation process15US 5,436,356 AShell Oil Company · 1995