C07C 229/76
Metal complexes of amino carboxylic acids
C07C229/76 (Metal complexes of amino carboxylic acids) appears on 83 US grants and 94 published applications in this corpus.
Search patents in C07C- Granted patents
- 83
- Published applications
- 94
- Assignees
- 76
- Inventors
- 284
- Latest grant
- 16 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 7 | 3 |
| 2003 | 2 | 4 |
| 2004 | 3 | 10 |
| 2005 | 4 | 2 |
| 2006 | 3 | 3 |
| 2007 | 6 | 8 |
| 2008 | 3 | 7 |
| 2009 | 1 | 2 |
| 2010 | 2 | 5 |
| 2011 | 3 | 3 |
| 2012 | 0 | 3 |
| 2013 | 3 | 4 |
| 2014 | 1 | 4 |
| 2015 | 2 | 4 |
| 2016 | 4 | 4 |
| 2017 | 4 | 2 |
| 2018 | 2 | 2 |
| 2019 | 0 | 3 |
| 2020 | 3 | 3 |
| 2021 | 4 | 5 |
| 2022 | 1 | 4 |
| 2023 | 1 | 0 |
| 2024 | 2 | 4 |
| 2025 | 1 | 2 |
| 2026 | 0 | 3 |
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
- Electrochemical storage devices comprising chelated metals26 Nov 2024US 12,155,103 B2The Regents of the University of Colorado, a body corporate
- Method for producing a composition containing at least one metal amino acid compound and composition obtainable by means of a method of this kind1 Oct 2024US 12,103,901 B2BIOCHEM Zusatzstoffe Handels- und Produktionsgesellschaft mbH
- Compound salt of N,N-dimethylglycine and an organic acid and composition and use thereof6 Jun 2023US 11,666,071 B2Guangzhou Insighter Biotechnology Co., Ltd.
- Divalent metal ascorbate glycinate co-salt13 Dec 2022US 11,524,971 B2Jost Chemical Co.
- Metal organic framework20 Aug 2026US 2026/0242325 A1Kyoto University
- Iron replacement treatments14 May 2026US 2026/0132160 A1The General Hospital Corporation
- Preparation of a lysinate compound from an aqueous lysine solution30 Apr 2026US 2026/0116846 A1PHYTOBIOTICS Futterzusatzstoffe GmbH
- Electrochemical storage devices comprising chelated metals19 Jun 2025US 2025/0201885 A1The Regents of the University of Colorado, a body corporate
- Metal organic framework12 Jun 2025US 2025/0186970 A1Kyoto University
Most cited
By later US patents
- Pure amino acid chelates89US 4,599,152 AAlbion Laboratories, Inc. · 1986
- Cascade polymer complexes, process for their production and pharamceutical agents containing said complexes48US 5,820,849 ASchering Corporation · 1998
- Antiperspirant composition and method of preparation45US 4,871,525 AWestwood Chemical Corporation · 1989
- Amino acid chelates having improved palatability37US 5,516,925 AAlbion International, Inc. · 1996
- Plant micronutrient chelating surfactant compounds21US 5,962,717 AHampshire Chemical Corp. · 1999