C07D 303/44
Esterified with oxirane-containing hydroxy compounds
C07D303/44 (Esterified with oxirane-containing hydroxy compounds) appears on 22 US grants and 18 published applications in this corpus.
Search patents in C07D- Granted patents
- 22
- Published applications
- 18
- Assignees
- 21
- Inventors
- 58
- Latest grant
- 18 Mar 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 2 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 2 | 2 |
| 2014 | 1 | 1 |
| 2015 | 0 | 0 |
| 2016 | 2 | 2 |
| 2017 | 2 | 2 |
| 2018 | 0 | 0 |
| 2019 | 1 | 1 |
| 2020 | 1 | 1 |
| 2021 | 1 | 1 |
| 2022 | 0 | 1 |
| 2023 | 0 | 2 |
| 2024 | 1 | 1 |
| 2025 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Bio-based epoxy chain extender and preparation method thereof18 Mar 2025US 12,252,476 B2Beijing Technology and Business University
- Tiglien-3-one derivatives28 Jan 2025US 12,208,078 B2Qbiotics Pty Ltd
- Epoxide with low total chlorine content and no heavy metal residues and preparation method thereof9 Apr 2024US 11,952,357 B2Jiangsu Tetra New Material Technology Co., Ltd.
- Tiglien-3-one derivatives20 Apr 2021US 10,980,769 B2Qbiotics Pty Ltd
- Tiglien-3-one derivatives28 Jan 2020US 10,543,188 B2Qbiotics Pty Ltd
- Bio-based epoxy chain extender and preparation method thereof12 Dec 2024US 2024/0409522 A1Beijing Technology and Business University
- Tiglien-3-one derivatives28 Sep 2023US 2023/0301960 A1Qbiotics Pty Ltd
- Safe, Environmentally Friendly and Controllable Method for Preparing Cycloaliphatic Diepoxides6 Jul 2023US 2023/0212133 A1Jiangsu Tetra New Material Technology Co., Ltd.
- Epoxide with low total chlorine content and no heavy metal residues and preparation method thereof17 Nov 2022US 2022/0363653 A1Jiangsu Tetra New Material Technology Co., Ltd.
- Tiglien-3-one derivatives1 Jul 2021US 2021/0196668 A1Qbiotics Pty Ltd
Most cited
By later US patents
- Compounds with substituted cyclic hydrocarbon moieties linked by secondary or tertiary oxycarbonyl containing moiety providing reworkable cured thermosets19US 5,948,922 ACornell Research Foundation, Inc. · 1999
- Electrically insulating prepreg17US 3,983,289 AMitsubishi Chemical Industries Limited · 1976
- Compounds with substituted cyclic hydrocarbon moieties linked by secondary or tertiary oxycarbonyl containing moiety providing reworkable cured thermosets17US 5,973,033 ACornell Research Foundation, Inc. · 1999
- Method of bonding die chip with underfill fluxing composition16US 6,667,194 B1Henkel Loctite Corporation · 2003
- Thermally reworkable epoxy resins and compositions based thereon8US 6,916,890 B1Henkel Corporation · 2005