C07C 227/14
From compounds containing already amino and carboxyl groups or derivatives thereof
Official title: from compounds containing already amino and carboxyl groups or derivatives thereof
C07C227/14 (From compounds containing already amino and carboxyl groups or derivatives thereof) appears on 750 US grants and 762 published applications in this corpus.
Search patents in C07C- Granted patents
- 750
- Published applications
- 762
- Assignees
- 572
- Inventors
- 2,391
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 5 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 5 | 0 |
| 1981 | 2 | 0 |
| 1982 | 4 | 0 |
| 1983 | 1 | 0 |
| 1984 | 9 | 0 |
| 1985 | 4 | 0 |
| 1986 | 9 | 0 |
| 1987 | 4 | 0 |
| 1988 | 1 | 0 |
| 1989 | 5 | 0 |
| 1990 | 5 | 0 |
| 1991 | 7 | 0 |
| 1992 | 10 | 0 |
| 1993 | 2 | 0 |
| 1994 | 8 | 0 |
| 1995 | 8 | 0 |
| 1996 | 18 | 0 |
| 1997 | 12 | 0 |
| 1998 | 19 | 0 |
| 1999 | 20 | 0 |
| 2000 | 12 | 0 |
| 2001 | 13 | 5 |
| 2002 | 19 | 16 |
| 2003 | 18 | 22 |
| 2004 | 11 | 28 |
| 2005 | 16 | 13 |
| 2006 | 21 | 28 |
| 2007 | 15 | 18 |
| 2008 | 13 | 18 |
| 2009 | 15 | 16 |
| 2010 | 7 | 25 |
| 2011 | 14 | 32 |
| 2012 | 20 | 29 |
| 2013 | 27 | 38 |
| 2014 | 25 | 45 |
| 2015 | 44 | 49 |
| 2016 | 49 | 45 |
| 2017 | 35 | 42 |
| 2018 | 37 | 37 |
| 2019 | 37 | 27 |
| 2020 | 26 | 35 |
| 2021 | 21 | 29 |
| 2022 | 18 | 45 |
| 2023 | 19 | 31 |
| 2024 | 14 | 39 |
| 2025 | 24 | 27 |
| 2026 | 17 | 23 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Alpha-carbonyl alkenyl ester preparation method therefor and application thereof15 Sep 2026US 12,735,449 B2Jiangxi Normal University
- Method of forming a chelating composition28 Jul 2026US 12,692,222 B2Nouryon Chemicals International B. V.
- Zwitterionic crosslinkers, hydrogels comprising zwitterionic crosslinkers, and methods for making and using21 Jul 2026US 12,686,758 B2University of Idaho
- Process for the synthesis of anthranilic acid/amide compounds and intermediates thereof23 Jun 2026US 12,662,446 B2Pi Industries Ltd.
- Process for the synthesis of anthranilic acid/amide compounds and intermediates thereof23 Jun 2026US 12,662,468 B2Pi Industries Ltd.
- Solid state salification of organic molecules8 Oct 2026US 2026/0308111 A1The Florida State University Research Foundation, Inc.
- Process for purifying 2-phenyl-4-(3-carboalkoxypropionyl)-1,3-oxazolin-5-one and new crystalline form b of 2-phenyl-4-(3-carbomethoxypropionyl)-1,3-oxazolin-5-one24 Sep 2026US 2026/0285820 A1Heraeus Precious Metals GmbH & Co. KG
- Process for preparing potassium iron(iii) ethylenediaminetetraacetic acid complex salt10 Sep 2026US 2026/0265174 A1BASF SE
- Renewably derived polyamides and methods of making the same13 Aug 2026US 2026/0234328 A1Wilmar Trading Pte. Ltd.
- Method for producing tryptophan decomposition product, method for producing formylkynurenine, method for producing kynurenine, method for producing tryptophan radical-containing aqueous solution, and bactericidal aqueous solution6 Aug 2026US 2026/0223845 A1Meijo University
Most cited
By later US patents
- Lipid formulation340US 8,158,601 B2Alnylam Pharmaceuticals, Inc. · 2012
- Ligands for metals and improved metal-catalyzed processes based thereon143US 6,307,087 B1Massachusetts Institute of Technology · 2001
- Compounds and compositions for intracellular delivery of therapeutic agents143US 9,868,691 B2ModernaTX, Inc. · 2018
- Lipid formulation126US 8,802,644 B2Tekmira Pharmaceuticals Corporation · 2014
- Lipid formulations115US 9,394,234 B2Arbutus Biopharma Corporation · 2016