C07D 211/94
Oxygen atom
Official title: Oxygen atom, e.g. piperidine N-oxide
C07D211/94 (Oxygen atom) appears on 419 US grants and 371 published applications in this corpus.
Search patents in C07D- Granted patents
- 419
- Published applications
- 371
- Assignees
- 207
- Inventors
- 940
- Latest grant
- 14 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 5 | 0 |
| 1978 | 7 | 0 |
| 1979 | 1 | 0 |
| 1980 | 7 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 4 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 5 | 0 |
| 1990 | 5 | 0 |
| 1991 | 13 | 0 |
| 1992 | 4 | 0 |
| 1993 | 14 | 0 |
| 1994 | 10 | 0 |
| 1995 | 9 | 0 |
| 1996 | 6 | 0 |
| 1997 | 6 | 0 |
| 1998 | 5 | 0 |
| 1999 | 9 | 0 |
| 2000 | 11 | 0 |
| 2001 | 10 | 6 |
| 2002 | 18 | 10 |
| 2003 | 10 | 20 |
| 2004 | 6 | 14 |
| 2005 | 11 | 20 |
| 2006 | 5 | 12 |
| 2007 | 11 | 9 |
| 2008 | 7 | 11 |
| 2009 | 7 | 14 |
| 2010 | 10 | 20 |
| 2011 | 9 | 18 |
| 2012 | 8 | 11 |
| 2013 | 17 | 18 |
| 2014 | 14 | 18 |
| 2015 | 16 | 20 |
| 2016 | 14 | 26 |
| 2017 | 21 | 16 |
| 2018 | 22 | 23 |
| 2019 | 9 | 7 |
| 2020 | 12 | 16 |
| 2021 | 10 | 10 |
| 2022 | 6 | 14 |
| 2023 | 4 | 15 |
| 2024 | 8 | 8 |
| 2025 | 8 | 7 |
| 2026 | 4 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Process for the preparation of sterically hindered nitroxyl ethers14 Apr 2026US 12,600,818 B2GeneusChem AG
- Solution of tempo-derivatives for use as electrolyte in redox-flow cells17 Mar 2026US 12,577,203 B2BASF SE
- Solution of tempo-derivatives for use as electrolyte in redox-flow cells17 Mar 2026US 12,577,204 B2BASF SE
- Ionic cyclic nitroxyl radical oligomers13 Jan 2026US 12,525,646 B2Wisconsin Alumini Research Foundation
- Targeted nitroxide compounds and their use in treating ferroptosis-related diseases2 Dec 2025US 12,486,231 B2University of Pittsburgh—Of the Commonwealth System of Higher Education
- New e3 ubiquitin ligase ligand, protein degradation agent and use thereof17 Sep 2026US 2026/0274829 A1Gluetacs Therapeutics (Shanghai) Co., Ltd.
- Thiourea antioxcompounds with neuroprotective activity6 Aug 2026US 2026/0226036 A1University of North Texas Health Science Center
- Substituted 3-((3-aminophenyl)amino)piperidine-2,6-dione compounds, compositions thereof, and methods of treatment therewith9 Jul 2026US 2026/0193185 A1Celgene Corporation
- Ionic cyclic nitroxyl radical oligomers9 Apr 2026US 2026/0100415 A1Wisconsin Alumni Research Foundation
- Crystalline (r)-5-carbamoylpyridin-3-yl-2-methyl-4-(3-(trifluoromethoxy)benzyl)piperazine-1-carboxylate, compositions and methods of use thereof5 Mar 2026US 2026/0062384 A1Celgene Corporation
Most cited
By later US patents
- Inhibitors of microsomal triglyceride transfer protein and method137US 5,712,279 ABristol-Myers Squibb Company · 1998
- Inhibitors of microsomal triglyceride transfer protein and method129US 5,739,135 ABristol-Myers Squibb Company · 1998
- O-substituted N-hydroxy hindered amine stabilizers95US 5,204,473 ACiba-Geigy Corporation · 1993
- Use of charged nitroxides as NMR image enhancing agents for CSF84US 4,834,964 AM.R.I., Inc. · 1989
- Substituted malonic acid derivatives and their use as stabilizers80US 4,198,334 ACiba-Geigy Corporation · 1980