C07C 243/24
Hydrazines having nitrogen atoms of hydrazine groups acylated by carboxylic acids
C07C243/24 (Hydrazines having nitrogen atoms of hydrazine groups acylated by carboxylic acids) appears on 519 US grants and 391 published applications in this corpus.
Search patents in C07C- Granted patents
- 519
- Published applications
- 391
- Assignees
- 281
- Inventors
- 1,312
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 12 | 0 |
| 1977 | 11 | 0 |
| 1978 | 6 | 0 |
| 1979 | 8 | 0 |
| 1980 | 8 | 0 |
| 1981 | 10 | 0 |
| 1982 | 4 | 0 |
| 1983 | 6 | 0 |
| 1984 | 5 | 0 |
| 1985 | 11 | 0 |
| 1986 | 5 | 0 |
| 1987 | 7 | 0 |
| 1988 | 5 | 0 |
| 1989 | 6 | 0 |
| 1990 | 6 | 0 |
| 1991 | 6 | 0 |
| 1992 | 4 | 0 |
| 1993 | 11 | 0 |
| 1994 | 12 | 0 |
| 1995 | 11 | 0 |
| 1996 | 14 | 0 |
| 1997 | 19 | 0 |
| 1998 | 8 | 0 |
| 1999 | 15 | 0 |
| 2000 | 9 | 0 |
| 2001 | 15 | 2 |
| 2002 | 9 | 14 |
| 2003 | 15 | 14 |
| 2004 | 6 | 16 |
| 2005 | 9 | 11 |
| 2006 | 12 | 19 |
| 2007 | 7 | 10 |
| 2008 | 7 | 15 |
| 2009 | 8 | 16 |
| 2010 | 14 | 12 |
| 2011 | 4 | 14 |
| 2012 | 7 | 19 |
| 2013 | 19 | 24 |
| 2014 | 20 | 24 |
| 2015 | 24 | 25 |
| 2016 | 14 | 18 |
| 2017 | 28 | 34 |
| 2018 | 6 | 16 |
| 2019 | 16 | 13 |
| 2020 | 14 | 9 |
| 2021 | 7 | 17 |
| 2022 | 7 | 12 |
| 2023 | 10 | 15 |
| 2024 | 5 | 9 |
| 2025 | 9 | 7 |
| 2026 | 8 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
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.
- Compounds with Anti-Acinetobacter Baumannii Activity12 Feb 2026US 2026/0041683 A1University of Kentucky Research Foundation
- (2,4-dichlorophenoxy)acetic acid analogs12 Feb 2026US 2026/0042731 A1Corteva Agriscience LLC
Most cited
By later US patents
- Compounds and compositions for delivering active agents116US 5,773,647 AEmisphere Technologies, Inc. · 1998
- 2-(4-bromo or 4-iodo phenylamino) benzoic acid derivatives and their use as MEK inhibitors87US 6,310,060 B1Warner-Lambert Company · 2001
- Insecticidal N'-substituted-N,N'-diacylhydrazines83US 4,985,461 ARohm and Haas Company · 1991
- Insecticidal N'-substituted-N,N'-diacylhydrazines72US 5,530,028 ARohm and Haas Company · 1996
- Compounds and compositions for delivering active agents71US 5,879,681 AEmisphere Technolgies Inc. · 1999