C07C 243/00
Compounds containing chains of nitrogen atoms singly-bound to each other
Official title: Compounds containing chains of nitrogen atoms singly-bound to each other, e.g. hydrazines, triazanes
C07C243/00 (Compounds containing chains of nitrogen atoms singly-bound to each other) appears on 857 US grants and 523 published applications in this corpus.
Search patents in C07C- Granted patents
- 857
- Published applications
- 523
- Assignees
- 431
- Inventors
- 2,011
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 23 | 0 |
| 1977 | 17 | 0 |
| 1978 | 21 | 0 |
| 1979 | 19 | 0 |
| 1980 | 22 | 0 |
| 1981 | 28 | 0 |
| 1982 | 22 | 0 |
| 1983 | 11 | 0 |
| 1984 | 22 | 0 |
| 1985 | 27 | 0 |
| 1986 | 15 | 0 |
| 1987 | 17 | 0 |
| 1988 | 13 | 0 |
| 1989 | 15 | 0 |
| 1990 | 11 | 0 |
| 1991 | 12 | 0 |
| 1992 | 6 | 0 |
| 1993 | 19 | 0 |
| 1994 | 16 | 0 |
| 1995 | 15 | 0 |
| 1996 | 20 | 0 |
| 1997 | 25 | 0 |
| 1998 | 17 | 0 |
| 1999 | 27 | 0 |
| 2000 | 14 | 0 |
| 2001 | 19 | 4 |
| 2002 | 12 | 17 |
| 2003 | 18 | 20 |
| 2004 | 9 | 22 |
| 2005 | 10 | 16 |
| 2006 | 15 | 23 |
| 2007 | 10 | 16 |
| 2008 | 8 | 17 |
| 2009 | 12 | 17 |
| 2010 | 17 | 18 |
| 2011 | 6 | 18 |
| 2012 | 9 | 25 |
| 2013 | 22 | 26 |
| 2014 | 28 | 32 |
| 2015 | 30 | 29 |
| 2016 | 20 | 32 |
| 2017 | 36 | 40 |
| 2018 | 9 | 24 |
| 2019 | 21 | 21 |
| 2020 | 23 | 18 |
| 2021 | 14 | 25 |
| 2022 | 12 | 16 |
| 2023 | 15 | 19 |
| 2024 | 9 | 13 |
| 2025 | 11 | 8 |
| 2026 | 8 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C07C 243/24Hydrazines having nitrogen atoms of hydrazine groups acylated by carboxylic acids519
- C07C 243/10Hydrazines159
- C07C 243/04N-nitroso compounds25
- C07C 243/40Hydrazines having nitrogen atoms of hydrazine groups being quaternised12
- C07C 243/02N-nitro compounds11
- C07C 243/42Hydrazines having nitrogen atoms of hydrazine groups further singly-bound to hetero atoms4
Recent patents
- Reagent for mass spectrometry29 Sep 2026US 12,748,116 B2Roche Diagnostics Operations, Inc.
- Precursor compounds of ester compounds16 Jun 2026US 12,655,092 B2University of Guelph
- Indene compounds, pharmaceutical compositions thereof, and their therapeutic applications9 Jun 2026US 12,649,712 B2NucMito Pharmaceuticals Co. Ltd.
- Fatty acid amide hydrolase (FAAH) cleavable prodrugs of thyromimetics and combination with peripherally restricted FAAH inhibitors26 May 2026US 12,637,413 B2Autobahn Therapeutics, Inc.
- Compound as a UBR box domain ligand24 Feb 2026US 12,559,455 B2Autotac Inc.
- Degradable crosslinking agent10 Sep 2026US 2026/0265184 A1Nagase Chemtex Corporation
- Hydrazide compound and agricultural/horticultural fungicide16 Jul 2026US 2026/0198493 A1Nippon Soda Co., Ltd.
- Hiv inhibitor compounds14 May 2026US 2026/0132139 A1Gilead Sciences, Inc.
- Nitrosation Reagents and Methods9 Apr 2026US 2026/0098021 A1
- Compounds with Anti-Acinetobacter Baumannii Activity12 Feb 2026US 2026/0041683 A1University of Kentucky Research Foundation
Most cited
By later US patents
- Lipid-based nitric oxide donors134US 6,780,849 B2SciMed Life Systems, Inc. · 2004
- Compounds and compositions for delivering active agents116US 5,773,647 AEmisphere Technologies, Inc. · 1998
- Lipid-based nitric oxide donors107US 7,696,247 B2Boston Scientific Scimed, Inc. · 2010
- Complexes of nitric oxide with polyamines105US 5,155,137 AThe United States of America, as represented by the Secretary, Department of Health and Human Services · 1992
- 2-(4-bromo or 4-iodo phenylamino) benzoic acid derivatives and their use as MEK inhibitors87US 6,310,060 B1Warner-Lambert Company · 2001