B01J 31/186
Mono- or diamide derivatives thereof
Official title: {Mono- or diamide derivatives thereof}
B01J31/186 (Mono- or diamide derivatives thereof) appears on 35 US grants and 47 published applications in this corpus.
Search patents in B01J- Granted patents
- 35
- Published applications
- 47
- Assignees
- 35
- Inventors
- 155
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 4 |
| 2007 | 2 | 6 |
| 2008 | 1 | 1 |
| 2009 | 2 | 3 |
| 2010 | 1 | 1 |
| 2011 | 3 | 0 |
| 2012 | 1 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 2 |
| 2015 | 0 | 1 |
| 2016 | 2 | 4 |
| 2017 | 1 | 2 |
| 2018 | 3 | 5 |
| 2019 | 3 | 2 |
| 2020 | 3 | 2 |
| 2021 | 2 | 3 |
| 2022 | 3 | 1 |
| 2023 | 0 | 1 |
| 2024 | 1 | 2 |
| 2025 | 1 | 3 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Catalyst composition for oligomerization reaction11 Aug 2026US 12,702,971 B2Sabic Global Technologies B.V.
- Access to chiral bisphenol (BPOL) ligands through desymmetrizing asymmetric ortho-selective mono-halogenation26 May 2026US 12,637,403 B2The Chinese University of Hong Kong
- Spiro-bisphosphorous compound, and preparation and application thereof14 Jan 2025US 12,195,489 B2Guangdong Oxo Chem Ltd.
- Access to chiral bisphenol (BPOL) ligands through desymmetrizing asymmetric ortho-selective mono-halogenation20 Feb 2024US 11,905,237 B2The Chinese University of Hong Kong
- 3,3,3',3'-tetramethyl-1,1'-spirobiindane-based monophosphine ligand, intermediates thereof, preparation method and use of the same5 Jul 2022US 11,377,457 B2Zhejiang University
- Catalyst system and method for carbonylation reaction23 Jul 2026US 2026/0208174 A1Shandong Nhu Fine Chemical Science and Technology Company Ltd.
- Processes for producing nitriles and phosphorus-containing catalysts for use in such processes5 Feb 2026US 2026/0034540 A1INV Nylon Chemicals Americas, LLC
- Processes for producing nitriles and phosphorus-containing catalysts for use in such processes15 Jan 2026US 2026/0015318 A1INV Nylon Chemicals Americas, LLC
- Method for preparing phosphorus-containing ligand13 Nov 2025US 2025/0345782 A1Zhejiang Nhu Company Ltd.
- Ethylene oligomerization method, and ethylene oligomer thereof12 Jun 2025US 2025/0188003 A1Hanwha Totalenergies Petrochemical Co., Ltd.
Most cited
By later US patents
- Ligands for pnicogen chelate complexes with a metal of subgroup VIII and use of the complexes as catalysts for hydroformylation, carbonylation, hydrocyanation or hydrogenation20US 7,173,138 B2BASF SE · 2007
- Method for the continuous production of aldehydes17US 7,615,645 B2BASF SE · 2009
- Stabilization of hydroformylation catalysts based on phosphoramide ligands4US 8,110,709 B2BASF SE · 2012
- Bidentate ligands for hydroformylation of ethylene4US 9,795,952 B2Dow Technology Investments LLC · 2017
- Method for the hydroformylation of 2-substituted butadienes and the production of secondary products thereof, especially ambrox2US 10,315,975 B2BASF SE · 2019