C07C 239/20
Having oxygen atoms of hydroxylamino groups etherified
Official title: having oxygen atoms of hydroxylamino groups etherified
C07C239/20 (Having oxygen atoms of hydroxylamino groups etherified) appears on 211 US grants and 136 published applications in this corpus.
Search patents in C07C- Granted patents
- 211
- Published applications
- 136
- Assignees
- 112
- Inventors
- 487
- Latest grant
- 6 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 5 | 0 |
| 1992 | 10 | 0 |
| 1993 | 5 | 0 |
| 1994 | 6 | 0 |
| 1995 | 9 | 0 |
| 1996 | 22 | 0 |
| 1997 | 26 | 0 |
| 1998 | 9 | 0 |
| 1999 | 5 | 0 |
| 2000 | 2 | 0 |
| 2001 | 6 | 0 |
| 2002 | 3 | 8 |
| 2003 | 6 | 13 |
| 2004 | 9 | 5 |
| 2005 | 4 | 9 |
| 2006 | 3 | 5 |
| 2007 | 7 | 11 |
| 2008 | 3 | 3 |
| 2009 | 2 | 5 |
| 2010 | 5 | 5 |
| 2011 | 3 | 5 |
| 2012 | 3 | 3 |
| 2013 | 6 | 5 |
| 2014 | 2 | 6 |
| 2015 | 5 | 4 |
| 2016 | 7 | 13 |
| 2017 | 5 | 6 |
| 2018 | 8 | 4 |
| 2019 | 3 | 5 |
| 2020 | 0 | 4 |
| 2021 | 3 | 8 |
| 2022 | 4 | 1 |
| 2023 | 2 | 2 |
| 2024 | 2 | 3 |
| 2025 | 3 | 3 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- GPX4 inhibitors, pharmaceutical compositions thereof, and their use for treating GPX4-mediated diseases6 Jan 2026US 12,516,016 B2Eubulus Biotherapeutics (Hong Kong) Limited
- Enantioselective process30 Dec 2025US 12,509,417 B2Syngenta Crop Protection AG
- Hydrogenation process of oxime derivatives9 Dec 2025US 12,491,503 B2Syngenta Crop Protection AG
- Affinity illudofulvene conjugates8 Apr 2025US 12,269,793 B2AF Chemicals, LLC
- Diversity-oriented synthesis of N,N,O-trisubstituted hydroxylamines from alcohols and amines by N—O bond formation27 Feb 2024US 11,912,647 B2University of Georgia Research Foundation, Inc.
- Affinity illudofulvene conjugates25 Sep 2025US 2025/0296912 A1Illudent, Inc.
- Aryl cyclohexanedione derivative or salt thereof, pest control agent containing same, and method for use thereof17 Apr 2025US 2025/0122147 A1Adeka Corporation
- Photopolymerization initiators and their use27 Feb 2025US 2025/0066284 A1University of Iowa Research Foundation
- Gpx4 inhibitors, pharmaceutical compositions thereof, and their use for treating gpx4-mediated diseases25 Jul 2024US 2024/0246901 A1Eubulus Biotherapeutics Inc.
- Processes for preparing pyrrolopyridine-aniline compounds11 Jul 2024US 2024/0228480 A1Nflection Therapeutics, Inc.
Most cited
By later US patents
- Retroviral protease inhibiting compounds159US 5,142,056 AAbbott Laboratories · 1992
- Retroviral protease inhibiting compounds109US 5,354,866 AAbbott Laboratories · 1994
- Retroviral protease inhibiting compounds94US 5,541,206 AAbbott Laboratories · 1996
- Lipid nanoparticle based compositions and methods for the delivery of biologically active molecules46US 7,514,099 B2Sirna Therapeutics, Inc. · 2009
- Amino acid derivative anticonvulsant44US 5,378,729 AResearch Corporation Technologies, Inc. · 1995