B22C 1/224
Furan polymers
Official title: {Furan polymers (B22C1/2273 takes precedence)}
B22C1/224 (Furan polymers) appears on 56 US grants and 31 published applications in this corpus.
Search patents in B22C- Granted patents
- 56
- Published applications
- 31
- Assignees
- 28
- Inventors
- 109
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 4 | 0 |
| 1980 | 1 | 0 |
| 1981 | 4 | 0 |
| 1982 | 5 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 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 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 0 |
| 2003 | 2 | 2 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 3 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 2 | 1 |
| 2013 | 0 | 1 |
| 2014 | 2 | 2 |
| 2015 | 0 | 3 |
| 2016 | 1 | 0 |
| 2017 | 1 | 1 |
| 2018 | 2 | 1 |
| 2019 | 2 | 1 |
| 2020 | 1 | 3 |
| 2021 | 1 | 2 |
| 2022 | 2 | 2 |
| 2023 | 1 | 1 |
| 2024 | 2 | 2 |
| 2025 | 0 | 3 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Esters of epoxidized fatty acids in furfuryl alcohol binders1 Sep 2026US 12,722,200 B2ASK Chemicals GmbH
- 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
- Method for binder additive manufacturing9 Jan 2024US 11,865,774 B2K.L. Chemicals Co., Ltd.
- Method of producing sand mold comprising curing a resin and a binder by the same curing agent28 Feb 2023US 11,590,561 B2Daihatsu Motor Co., Ltd.
- Amino acid-containing moulding material mixture for production of mouldings for the foundry industry24 May 2022US 11,338,356 B2HüTtenes-Albertus Chemische Werke Gesellschaft Mit BeschräNkter Haftung
- Process for layer-by-layer production of building structures with a viscosity-modified binder4 Dec 2025US 2025/0367723 A1
- Boric acid as a curing adjuvant in a warm box process11 Sep 2025US 2025/0282681 A1
- Wash composition for reducing formaldehyde emissions3 Jul 2025US 2025/0214131 A1HüTtenes-Albertus Chemische Werke Gesellschaft Mit BeschräNkter Haftung
- Esters of epoxidized fatty acids in furfuryl alcohol binders16 May 2024US 2024/0157432 A1ASK Chemicals GmbH
- 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
Most cited
By later US patents
- Method for manufacturing a structural part by deposition technique232US 6,423,255 B12002
- Binder composition for mold making, binder/curing agent composition for mold making, sand composition for mold making, and process of making mold22US 5,491,180 AKao Corporation · 1996
- Curable epoxy resin compositions and use in preparing formed, shaped, filled bodies17US 4,518,723 ACL Industries, Inc. · 1985
- Fast curing furan foundry binder system containing a metal salt accelerator14US 4,543,373 AQO Chemicals, Inc. · 1985
- Furan-phenolic resin coated sand for collapsible foundry molds13US 4,051,301 ACPC International Inc. · 1977