C07C 291/02
Containing nitrogen-oxide bonds
Official title: containing nitrogen-oxide bonds
C07C291/02 (Containing nitrogen-oxide bonds) appears on 357 US grants and 207 published applications in this corpus.
Search patents in C07C- Granted patents
- 357
- Published applications
- 207
- Assignees
- 209
- Inventors
- 825
- Latest grant
- 17 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 14 | 0 |
| 1977 | 7 | 0 |
| 1978 | 5 | 0 |
| 1979 | 4 | 0 |
| 1980 | 5 | 0 |
| 1981 | 6 | 0 |
| 1982 | 1 | 0 |
| 1983 | 5 | 0 |
| 1984 | 1 | 0 |
| 1985 | 6 | 0 |
| 1986 | 4 | 0 |
| 1987 | 5 | 0 |
| 1988 | 2 | 0 |
| 1989 | 7 | 0 |
| 1990 | 9 | 0 |
| 1991 | 11 | 0 |
| 1992 | 15 | 0 |
| 1993 | 12 | 0 |
| 1994 | 8 | 0 |
| 1995 | 14 | 0 |
| 1996 | 11 | 0 |
| 1997 | 7 | 0 |
| 1998 | 9 | 0 |
| 1999 | 12 | 0 |
| 2000 | 11 | 0 |
| 2001 | 9 | 1 |
| 2002 | 9 | 3 |
| 2003 | 5 | 11 |
| 2004 | 7 | 10 |
| 2005 | 7 | 17 |
| 2006 | 6 | 6 |
| 2007 | 4 | 8 |
| 2008 | 7 | 8 |
| 2009 | 5 | 11 |
| 2010 | 7 | 10 |
| 2011 | 5 | 12 |
| 2012 | 11 | 4 |
| 2013 | 6 | 12 |
| 2014 | 11 | 11 |
| 2015 | 5 | 8 |
| 2016 | 9 | 7 |
| 2017 | 9 | 10 |
| 2018 | 5 | 7 |
| 2019 | 7 | 12 |
| 2020 | 5 | 9 |
| 2021 | 9 | 9 |
| 2022 | 3 | 2 |
| 2023 | 3 | 3 |
| 2024 | 4 | 7 |
| 2025 | 7 | 5 |
| 2026 | 1 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Surfactants for agricultural products17 Mar 2026US 12,575,563 B2AdvanSix Resins & Chemicals LLC
- Actinic ray-sensitive or radiation-sensitive resin composition, actinic ray-sensitive or radiation-sensitive film, pattern forming method, and method for manufacturing electronic device30 Dec 2025US 12,510,824 B2FUJIFILM Corporation
- Tunable nitric oxide-releasing macromolecules having multiple nitric oxide donor structures23 Dec 2025US 12,503,428 B2Ligand Pharmaceuticals Incorporated
- Surfactants for electronics products4 Nov 2025US 12,460,131 B2AdvanSix Resins & Chemicals LLC
- Benzoate derivatives28 Oct 2025US 12,454,506 B2Zhejiang Yuejia Pharmaceuticals Co., Ltd
- High purity nitric oxide releasing compounds and methods of preparing same10 Sep 2026US 2026/0265185 A1KNOW Bio, LLC
- Phenoxycarbamoyl chloride compound and method for producing same16 Jul 2026US 2026/0200839 A1Nippon Soda Co., Ltd.
- Process for preparation of 2-chloro-3-fluoro-4-alkoxy-anilines and 2-fluoro-3-chlorophenol12 Mar 2026US 2026/0070871 A1
- Bio-based surfactants derived from carbohydrates8 Jan 2026US 2026/0008801 A1Coöperatie Koninklijke Cosun U.A.
- Supramolecular tranexamic acid-mandelic acid ionic salt as well as preparation method therefor and use thereof25 Dec 2025US 2025/0388534 A1Shenzhen Shinehigh Innovation Co., Ltd.
Most cited
By later US patents
- Methods for circumventing the problem of free radial reduction associated with the use of stable nitroxide free radicals as contrast agents for magnetic reasonance imaging126US 4,863,717 AThe State of Oregon Acting by and through the State Board of Higher Education on Behalf of the University of Oregon · 1989
- Conformationally restricted aromatic inhibitors of microsomal triglyceride transfer protein and method125US 5,760,246 A1998
- Oxygen substituted derivatives of nucleophile-nitric oxide adducts as nitric oxide donor prodrugs103US 5,366,997 AThe United States of America, as represented by the Secretary, Department of Health and Human Services · 1994
- Antihypertensive compositions and use thereof86US 5,212,204 AThe United States of America as represented by the Department of Health and Human Services · 1993
- Ethoxylated amine oxides having clay soil removal/anti-redeposition properties useful in detergent compositions85US 4,548,744 A1985