B22C 1/226
Polyepoxides
Official title: {Polyepoxides}
B22C1/226 (Polyepoxides) appears on 30 US grants and 20 published applications in this corpus.
Search patents in B22C- Granted patents
- 30
- Published applications
- 20
- Assignees
- 23
- Inventors
- 52
- Latest grant
- 20 May 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 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 3 |
| 2006 | 3 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 2 |
| 2009 | 0 | 0 |
| 2010 | 2 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 1 |
| 2013 | 0 | 1 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 2 |
| 2019 | 0 | 0 |
| 2020 | 1 | 2 |
| 2021 | 1 | 2 |
| 2022 | 2 | 1 |
| 2023 | 1 | 1 |
| 2024 | 3 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Foundry mix including resorcinol20 May 2025US 12,303,970 B2Novis Works, LLC
- Production method, casting moulds, cores or feeders and kit and method for production of a metallic casting13 Aug 2024US 12,059,724 B2Chemex Foundry Solutions GmbH
- Mold release agent for metal casting, containing pinene epoxide and/or decene-1 oxide14 May 2024US 11,981,807 B2ASK Chemicals GmbH
- Sizing composition for casting molds for metal casting, method for producing the casting molds, and casting molds provided with the sizing composition2 Jan 2024US 11,858,030 B2ASK Chemicals GmbH
- Foundry mix including resorcinol1 Aug 2023US 11,712,735 B2Novis Works, LLC
- Production method, casting moulds, cores or feeders and kit and method for production of a metallic casting4 Jan 2024US 2024/0001433 A1Chemex Foundry Solutions GmbH
- Foundry mix including resorcinol12 Oct 2023US 2023/0321717 A1Novis Works, LLC
- Foundry mix including resorcinol23 Jun 2022US 2022/0193754 A1Novis Works, LLC
- Sizing composition for casting molds for metal casting, method for producing the casting molds, and casting molds provided with the sizing composition30 Sep 2021US 2021/0299740 A1ASK Chemicals GmbH
- Mold release agent for metal casting, containing pinene epoxide and/or decene-1 oxide30 Sep 2021US 2021/0301121 A1ASK Chemicals GmbH
Most cited
By later US patents
- Method for coating particulate material thereof50US 3,935,339 AExxon Production Research Company · 1976
- Polymeric resins derived from 1-oxa-3-aza tetraline group-containing compounds and cycloaliphatic epoxides49US 4,607,091 AGurit-Essex AG · 1986
- Foundry binder of phenolic resole resin, polyisocyanate and epoxy resin39US 5,733,952 ABorden Chemical, Inc. · 1998
- Curable epoxy resin compositions and use in preparing formed, shaped, filled bodies17US 4,518,723 ACL Industries, Inc. · 1985
- Curable epoxy resin compositions and use in preparing formed, shaped, filled bodies10US 4,806,576 AAshland Oil, Inc. · 1989