C07C 213/06
From hydroxy amines by reactions involving the etherification or esterification of hydroxy
Official title: from hydroxy amines by reactions involving the etherification or esterification of hydroxy groups
C07C213/06 (From hydroxy amines by reactions involving the etherification or esterification of hydroxy) appears on 188 US grants and 154 published applications in this corpus.
Search patents in C07C- Granted patents
- 188
- Published applications
- 154
- Assignees
- 166
- Inventors
- 597
- Latest grant
- 16 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 3 | 0 |
| 1980 | 3 | 0 |
| 1981 | 4 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 5 | 0 |
| 1998 | 5 | 0 |
| 1999 | 8 | 0 |
| 2000 | 7 | 0 |
| 2001 | 1 | 1 |
| 2002 | 5 | 4 |
| 2003 | 5 | 4 |
| 2004 | 3 | 7 |
| 2005 | 6 | 2 |
| 2006 | 4 | 8 |
| 2007 | 2 | 1 |
| 2008 | 7 | 5 |
| 2009 | 2 | 5 |
| 2010 | 2 | 10 |
| 2011 | 5 | 9 |
| 2012 | 6 | 5 |
| 2013 | 8 | 9 |
| 2014 | 7 | 11 |
| 2015 | 6 | 10 |
| 2016 | 10 | 9 |
| 2017 | 8 | 9 |
| 2018 | 10 | 6 |
| 2019 | 4 | 4 |
| 2020 | 5 | 6 |
| 2021 | 6 | 7 |
| 2022 | 3 | 5 |
| 2023 | 3 | 6 |
| 2024 | 5 | 5 |
| 2025 | 4 | 4 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Preparation of a lysinate compound from an aqueous lysine solution16 Dec 2025US 12,497,350 B2PHYTOBIOTICS Futterzusatzstoffe GmbH
- All-aromatic liquid-crystalline homo-polyimides with aromatic endgroups and crosslinked products therefrom5 Aug 2025US 12,378,184 B2The United States of America as represented by the Secretary of the Air Force
- Process for the continuous preparation of heavy alkyl acrylates18 Mar 2025US 12,252,455 B2Arkema France
- Continuous production of active pharmaceutical ingredients4 Mar 2025US 12,239,943 B2New Jersey Institute of Technology
- Method for producing 2-dimethylaminoethyl (meth)acrylate17 Sep 2024US 12,091,480 B2Snf Group
- Method for preparing tetrahydro-1-naphthylamine and derivatives thereof6 Aug 2026US 2026/0225994 A1Jiangsu Hengrui Pharmaceuticals Co., Ltd.
- Preparation of a lysinate compound from an aqueous lysine solution30 Apr 2026US 2026/0116846 A1PHYTOBIOTICS Futterzusatzstoffe GmbH
- Process for the Preparation of R-Oxybutynin Hydrochloride13 Nov 2025US 2025/0346553 A1Harman Finochem Limited
- Cationic lipid compound, preparation method and use thereof, and delivery system for mrna3 Jul 2025US 2025/0213477 A1Beijing Neocurna Biotechnology corporation
- Compound as manufacturing intermediate of aminolipid or salt thereof and method for manufacturing aminolipid compound using the compound8 May 2025US 2025/0145560 A1FUJIFILM Corporation
Most cited
By later US patents
- High di(alkyl fatty ester) quaternary ammonium compounds in fabric softening and personal care compositions39US 6,037,315 AAkzo Nobel N. V. · 2000
- Fluoxetine process from benzoylpropionic acid37US 5,936,124 ASepacor Inc. · 1999
- High di(alkyl fatty ester) quaternary ammonium compound from triethanol amine33US 5,916,863 AAkzo Nobel N. V. · 1999
- High di(alkyl fatty ester) quaternary ammonium compound in esteramine from triethanolamine32US 6,004,913 AAkzo Nobel N. V. · 1999
- Production of N,N-dialklylaminoethyl (meth)acrylates31US 7,829,738 B1Nalco Company · 2010