C07C 209/60
Preparation of compounds containing amino groups bound to a carbon skeleton: by
Official title: by condensation or addition reactions, e.g. Mannich reaction, addition of ammonia or amines to alkenes or to alkynes or addition of compounds containing an active hydrogen atom to Schiff's bases, quinone imines, or aziranes
C07C209/60 (Preparation of compounds containing amino groups bound to a carbon skeleton: by) appears on 213 US grants and 130 published applications in this corpus.
Search patents in C07C- Granted patents
- 213
- Published applications
- 130
- Assignees
- 129
- Inventors
- 510
- Latest grant
- 27 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 11 | 0 |
| 1979 | 3 | 0 |
| 1980 | 5 | 0 |
| 1981 | 8 | 0 |
| 1982 | 4 | 0 |
| 1983 | 3 | 0 |
| 1984 | 4 | 0 |
| 1985 | 5 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 5 | 0 |
| 1991 | 1 | 0 |
| 1992 | 5 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 5 | 0 |
| 1998 | 13 | 0 |
| 1999 | 6 | 0 |
| 2000 | 8 | 0 |
| 2001 | 4 | 2 |
| 2002 | 4 | 4 |
| 2003 | 3 | 1 |
| 2004 | 3 | 5 |
| 2005 | 3 | 7 |
| 2006 | 4 | 0 |
| 2007 | 4 | 2 |
| 2008 | 3 | 3 |
| 2009 | 0 | 3 |
| 2010 | 1 | 5 |
| 2011 | 0 | 3 |
| 2012 | 3 | 3 |
| 2013 | 7 | 5 |
| 2014 | 5 | 6 |
| 2015 | 3 | 5 |
| 2016 | 4 | 10 |
| 2017 | 5 | 5 |
| 2018 | 8 | 8 |
| 2019 | 8 | 9 |
| 2020 | 13 | 15 |
| 2021 | 8 | 7 |
| 2022 | 3 | 6 |
| 2023 | 7 | 2 |
| 2024 | 7 | 9 |
| 2025 | 1 | 3 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Cyclopropane skeleton monophosphine ligands, palladium complexes thereof, preparation methods and application27 May 2025US 12,312,373 B2Nankai University
- Methods and systems for wireless to power line communications19 Nov 2024US 12,150,377 B2Crius Technology Group, LLC
- Di-, tri- and tetraphenylindane derivates and their use in organic electronics22 Oct 2024US 12,127,473 B2Dottikon ES Holding AG
- Method for preparing diaryl p-phenylenediamine compounds16 Jul 2024US 12,037,303 B2Sennics Co., Ltd.
- Compounds and organic electronic devices28 May 2024US 11,997,922 B2Merck Patent GmbH
- Method for producing methylamines in the gas phase with improved control of the reactor inlet temperature8 Oct 2026US 2026/0308104 A1BASF SE
- Method for producing amines29 Jan 2026US 2026/0028303 A1Consejo Superior De Investigaciones Cientificas (Csic)
- Method and system for preparing diphenylamine and phenothiazine from aniline16 Oct 2025US 2025/0320176 A1China Petroleum & Chemical Corporation
- Production of polyurethane or polyisocyanurate foam7 Aug 2025US 2025/0250385 A1Evonik Operations GmbH
- Process for preparing tertiary amines6 Feb 2025US 2025/0042840 A1Le Centre National De La Recherche Scientifique
Most cited
By later US patents
- Process for the alkylation of secondary aliphatic amines in the presence of an amide of a transition metal36US 4,110,377 AAnic S.p.A. · 1978
- Telomerization process using sulfonated triarylphosphine and transition metal32US 4,142,060 ARhone-Poulenc Industries · 1979
- Catalytic synthesis of N-alkylated anilines from olefins and anilines27US 6,222,073 B1Aventis Research & Technologies GmbH & Co. KG · 2001
- Asymmetric amination of 1,3-dienes26US 4,204,997 AMonsanto Company · 1980
- Process for the manufacture of ethylenediamine25US 4,400,539 AUnion Carbide Corporation · 1983