C07C 225/22
Compounds containing amino groups and doubly—bound oxygen atoms bound to the same
Official title: having amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton
C07C225/22 (Compounds containing amino groups and doubly—bound oxygen atoms bound to the same) appears on 350 US grants and 305 published applications in this corpus.
Search patents in C07C- Granted patents
- 350
- Published applications
- 305
- Assignees
- 233
- Inventors
- 1,098
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 6 | 0 |
| 1990 | 4 | 0 |
| 1991 | 13 | 0 |
| 1992 | 7 | 0 |
| 1993 | 9 | 0 |
| 1994 | 8 | 0 |
| 1995 | 4 | 0 |
| 1996 | 6 | 0 |
| 1997 | 13 | 0 |
| 1998 | 13 | 0 |
| 1999 | 13 | 0 |
| 2000 | 11 | 0 |
| 2001 | 11 | 4 |
| 2002 | 22 | 13 |
| 2003 | 14 | 27 |
| 2004 | 17 | 22 |
| 2005 | 5 | 15 |
| 2006 | 16 | 12 |
| 2007 | 7 | 9 |
| 2008 | 5 | 17 |
| 2009 | 5 | 15 |
| 2010 | 10 | 11 |
| 2011 | 9 | 11 |
| 2012 | 7 | 6 |
| 2013 | 9 | 13 |
| 2014 | 8 | 10 |
| 2015 | 19 | 16 |
| 2016 | 10 | 13 |
| 2017 | 11 | 7 |
| 2018 | 5 | 10 |
| 2019 | 7 | 9 |
| 2020 | 6 | 10 |
| 2021 | 10 | 14 |
| 2022 | 7 | 7 |
| 2023 | 4 | 10 |
| 2024 | 4 | 6 |
| 2025 | 7 | 11 |
| 2026 | 3 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Catalyst for sp3-carbon-hydrogen-bond primary amination reaction, and method for preparing primary amine compound13 Aug 2026US 2026/0234096 A1West China Second University Hospital, Sichuan University
- Chalcone-based chemotherapeutic compounds and treatments for cancer23 Jul 2026US 2026/0209209 A1Qatar University
- Small molecules as acaricidal kinin receptor antagonists or mosquitocidal agents7 May 2026US 2026/0123629 A1The Texas A&M University System
Most cited
By later US patents
- Immunotherapeutic agents153US 5,929,117 ACelgene Corporation · 1999
- Tetraaryl benzidines128US 5,639,914 AHodogaya Chemical Co., Ltd. · 1997
- Amine compound and electro-luminescence device comprising same122US 5,707,747 AHodogaya Chemical Co., Ltd. · 1998
- Process for the preparation of o-aminophenyl cyclo-propyl ketone95US 5,362,911 AAmerican Cyanamid Company · 1994
- Photodefinable polymers containing perfluorocyclobutane groups80US 5,426,164 AThe Dow Chemical Company · 1995