C07C 255/25
Aminoacetonitriles
C07C255/25 (Aminoacetonitriles) appears on 88 US grants and 65 published applications in this corpus.
Search patents in C07C- Granted patents
- 88
- Published applications
- 65
- Assignees
- 59
- Inventors
- 290
- Latest grant
- 25 Feb 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1990 | 4 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 6 | 0 |
| 1994 | 10 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 1 |
| 2002 | 4 | 3 |
| 2003 | 3 | 3 |
| 2004 | 2 | 4 |
| 2005 | 0 | 5 |
| 2006 | 5 | 5 |
| 2007 | 1 | 5 |
| 2008 | 2 | 3 |
| 2009 | 0 | 3 |
| 2010 | 3 | 7 |
| 2011 | 5 | 5 |
| 2012 | 4 | 2 |
| 2013 | 3 | 2 |
| 2014 | 3 | 1 |
| 2015 | 3 | 1 |
| 2016 | 1 | 2 |
| 2017 | 1 | 2 |
| 2018 | 2 | 3 |
| 2019 | 0 | 0 |
| 2020 | 3 | 1 |
| 2021 | 0 | 3 |
| 2022 | 1 | 3 |
| 2023 | 1 | 0 |
| 2024 | 1 | 0 |
| 2025 | 1 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Making ethylenediaminetetraacetic acid25 Feb 2025US 12,234,201 B2Dow Global Technologies LLC
- Bicyclic compounds1 Oct 2024US 12,103,902 B2Vivace Therapeutics, Inc.
- Method for preparing (dimethylaminomethylene) malononitrile using a micro reaction system25 Jul 2023US 11,708,321 B2Fudan University
- Bicyclic compounds23 Aug 2022US 11,420,935 B2Vivace Therapeutics, Inc.
- Ether amine compounds and use thereof as flotation collector27 Oct 2020US 10,815,337 B2Arkema France
- Abad inhibitor compounds14 May 2026US 2026/0132123 A1University Court of the University of St Andrews
- Bicyclic compounds22 Sep 2022US 2022/0298102 A1Vivace Therapeutics, Inc.
- Making ethylenediaminetetraacetic acid28 Jul 2022US 2022/0234993 A1Dow Global Technologies LLC
- Method for preparing (dimethylaminomethylene) malononitrile using a micro reaction system24 Mar 2022US 2022/0089524 A1Fudan University
- Production of nitrogen-containing chelators30 Dec 2021US 2021/0403412 A1Ascend Performance Materials Operations LLC
Most cited
By later US patents
- Use of glycine-N,N-diacetic acid derivatives as biodegradable complexing agents for alkaline earth metal ions and heavy metal ions and process for the preparation thereof59US 5,786,313 ABASF SE · 1998
- Complexes possessing ortho ligating functionality29US 5,342,604 AThe Dow Chemical Company · 1994
- Bleaching composition27US 4,915,863 AKao Corporation · 1990
- Quaternary ammonium salts of dicyano substituted teriary alkylene diamines as bleach activators24US 4,978,770 AKao Corporation · 1990
- Conjugates possessing ortho ligating functionality and complexes thereof22US 5,696,239 AThe Dow Chemical Company · 1997