C07C 209/04
Preparation of compounds containing amino groups bound to a carbon skeleton: by
Official title: by substitution of functional groups by amino groups
C07C209/04 (Preparation of compounds containing amino groups bound to a carbon skeleton: by) appears on 889 US grants and 556 published applications in this corpus.
Search patents in C07C- Granted patents
- 889
- Published applications
- 556
- Assignees
- 385
- Inventors
- 1,904
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 11 | 0 |
| 1977 | 9 | 0 |
| 1978 | 11 | 0 |
| 1979 | 6 | 0 |
| 1980 | 12 | 0 |
| 1981 | 8 | 0 |
| 1982 | 8 | 0 |
| 1983 | 19 | 0 |
| 1984 | 16 | 0 |
| 1985 | 9 | 0 |
| 1986 | 17 | 0 |
| 1987 | 8 | 0 |
| 1988 | 4 | 0 |
| 1989 | 15 | 0 |
| 1990 | 25 | 0 |
| 1991 | 28 | 0 |
| 1992 | 22 | 0 |
| 1993 | 31 | 0 |
| 1994 | 20 | 0 |
| 1995 | 17 | 0 |
| 1996 | 14 | 0 |
| 1997 | 23 | 0 |
| 1998 | 20 | 0 |
| 1999 | 31 | 0 |
| 2000 | 28 | 0 |
| 2001 | 27 | 5 |
| 2002 | 24 | 15 |
| 2003 | 13 | 10 |
| 2004 | 14 | 20 |
| 2005 | 12 | 11 |
| 2006 | 10 | 16 |
| 2007 | 13 | 22 |
| 2008 | 19 | 25 |
| 2009 | 14 | 28 |
| 2010 | 19 | 36 |
| 2011 | 12 | 29 |
| 2012 | 19 | 25 |
| 2013 | 20 | 33 |
| 2014 | 30 | 33 |
| 2015 | 30 | 27 |
| 2016 | 29 | 43 |
| 2017 | 37 | 29 |
| 2018 | 20 | 21 |
| 2019 | 25 | 30 |
| 2020 | 21 | 28 |
| 2021 | 22 | 14 |
| 2022 | 12 | 15 |
| 2023 | 15 | 13 |
| 2024 | 8 | 9 |
| 2025 | 9 | 8 |
| 2026 | 3 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Therapy19 May 2026US 12,629,382 B2Vestlandets Innovasjonsselskap AS
- Method for producing anion exchange resin and method for producing electrolyte membrane12 May 2026US 12,624,157 B2Takahata Precision Co., Ltd.
- Products obtained by the conversion of glycolaldehyde derivatives and aminating agents and their conversion to ethyleneamines and ethanolamines24 Mar 2026US 12,583,827 B2BASF SE
- Materials for organic electroluminescent devices2 Dec 2025US 12,486,230 B2Merck Patent GmbH
- Substituted hydroxystilbene compounds and derivatives synthesis and uses thereof4 Nov 2025US 12,459,883 B2Kynan Duke IP, LLC
- Method for manufacture of ethyleneamines3 Sep 2026US 2026/0257985 A1BASF SE
- Phosphine ligands and their use in coupling reactions13 Aug 2026US 2026/0234175 A1BASF SE
- Composite emulsifier and oil-based drilling fluid13 Aug 2026US 2026/0234461 A1China Petroleum & Chemical Corporation
- Substituted Hydroxystilbene Compounds and Derivatives, Synthesis and Uses Thereof23 Jul 2026US 2026/0209152 A1Kynan Duke IP, LLC
- Small molecule tracer of alpha-synuclein aggregates, preparation method, and use thereof25 Jun 2026US 2026/0176257 A1Fudan University
Most cited
By later US patents
- Fluorinated xanthene derivatives146US 6,162,931 AMolecular Probes, Inc. · 2000
- Ligands for metals and improved metal-catalyzed processes based thereon143US 6,307,087 B1Massachusetts Institute of Technology · 2001
- Preparation of arylamines127US 5,576,460 AMassachusetts Institute of Technology · 1996
- Ligands for metals and improved metal-catalyzed processes based thereon100US 6,395,916 B1Massachusetts Institute of Technology · 2002
- Small crystallite zeolite CHA97US 6,709,644 B2Chevron U.S.A.Inc. · 2004