B01J 31/0247
Imides, amides or imidates
Official title: {Imides, amides or imidates (R-C=NR(OR))}
B01J31/0247 (Imides, amides or imidates) appears on 180 US grants and 161 published applications in this corpus.
Search patents in B01J- Granted patents
- 180
- Published applications
- 161
- Assignees
- 128
- Inventors
- 500
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 6 | 0 |
| 2000 | 4 | 0 |
| 2001 | 11 | 2 |
| 2002 | 10 | 9 |
| 2003 | 10 | 5 |
| 2004 | 2 | 10 |
| 2005 | 2 | 4 |
| 2006 | 7 | 6 |
| 2007 | 4 | 1 |
| 2008 | 2 | 5 |
| 2009 | 5 | 4 |
| 2010 | 5 | 4 |
| 2011 | 2 | 8 |
| 2012 | 1 | 3 |
| 2013 | 6 | 5 |
| 2014 | 4 | 7 |
| 2015 | 6 | 5 |
| 2016 | 4 | 9 |
| 2017 | 9 | 3 |
| 2018 | 8 | 11 |
| 2019 | 7 | 12 |
| 2020 | 8 | 6 |
| 2021 | 8 | 8 |
| 2022 | 6 | 9 |
| 2023 | 2 | 11 |
| 2024 | 6 | 9 |
| 2025 | 10 | 4 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Photoredox catalysts and methods of using such catalysts28 Jul 2026US 12,691,440 B2Colorado State University Research Foundation
- Use of silicon compounds in cyclization reactions21 Jul 2026US 12,686,662 B2Lanzhou Chemspec Technology Co., Ltd.
- Access to chiral bisphenol (BPOL) ligands through desymmetrizing asymmetric ortho-selective mono-halogenation26 May 2026US 12,637,403 B2The Chinese University of Hong Kong
- Three-dimensional organic sandwich chirality and its synthetic assembly23 Dec 2025US 12,503,481 B2Texas Tech University System
- Synthesis of deuterated aldehydes28 Oct 2025US 12,454,502 B2Arizona Board of Regents On Behalf of Athe University of Arizona
- Catalyst for sp3-carbon-hydrogen-bond primary amination reaction, and method for preparing primary amine compound13 Aug 2026US 2026/0234096 A1West China Second University Hospital, Sichuan University
- 2'-deoxy-2',2'-difluorotetrahydrouridines with high purity and methods of making the same10 Jul 2025US 2025/0223312 A1Taiho Pharmaceutical Co., Ltd.
- Photoredox methods for radiocyanation of arenes and use thereof24 Apr 2025US 2025/0129016 A1The University of North Carolina at Chapel Hill
- Method of preparing glucaric acid from glucose using nitroxide radical-mediated organocatalyst and method of separating glucaric acid6 Feb 2025US 2025/0042832 A1Seoul National University R&Db Foundation
- Method of making 3-halopropyltrihalosilanes by hydrosilylation30 Jan 2025US 2025/0034179 A1Evonik Operations GmbH
Most cited
By later US patents
- Perfluorinated amide salts and their uses as ionic conducting materials61US 6,319,428 B1Centre National De La Recherche Scientifique · 2001
- Process for producing .alpha.-olefin oligomer58US 5,856,612 AMitsubishi Chemical Corporation · 1999
- Process for the preparation of .alpha.-olefin oligomers45US 5,750,816 AMitsubishi Chemical Corporation · 1998
- Electrolytic bath and methods of use44US 4,686,017 AUnion Oil Company of California · 1987
- Oxidation catalytic system and oxidation process37US 5,981,420 ADaicel Chemical Industries, Ltd. · 1999