B22C 9/08
Features with respect to supply of molten metal
Official title: Features with respect to supply of molten metal, e.g. ingates, circular gates, skim gates
B22C9/08 (Features with respect to supply of molten metal) appears on 426 US grants and 380 published applications in this corpus.
Search patents in B22C- Granted patents
- 426
- Published applications
- 380
- Assignees
- 256
- Inventors
- 914
- Latest grant
- 21 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 5 | 0 |
| 1979 | 5 | 0 |
| 1980 | 5 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 4 | 0 |
| 1986 | 7 | 0 |
| 1987 | 12 | 0 |
| 1988 | 8 | 0 |
| 1989 | 5 | 0 |
| 1990 | 9 | 0 |
| 1991 | 8 | 0 |
| 1992 | 1 | 0 |
| 1993 | 10 | 0 |
| 1994 | 8 | 0 |
| 1995 | 6 | 0 |
| 1996 | 3 | 0 |
| 1997 | 8 | 0 |
| 1998 | 9 | 0 |
| 1999 | 11 | 0 |
| 2000 | 3 | 0 |
| 2001 | 10 | 5 |
| 2002 | 19 | 6 |
| 2003 | 7 | 7 |
| 2004 | 2 | 13 |
| 2005 | 9 | 10 |
| 2006 | 8 | 6 |
| 2007 | 8 | 8 |
| 2008 | 2 | 9 |
| 2009 | 5 | 11 |
| 2010 | 1 | 8 |
| 2011 | 9 | 12 |
| 2012 | 7 | 12 |
| 2013 | 5 | 18 |
| 2014 | 14 | 14 |
| 2015 | 12 | 19 |
| 2016 | 15 | 32 |
| 2017 | 14 | 25 |
| 2018 | 19 | 22 |
| 2019 | 22 | 20 |
| 2020 | 19 | 23 |
| 2021 | 16 | 17 |
| 2022 | 17 | 27 |
| 2023 | 18 | 11 |
| 2024 | 17 | 18 |
| 2025 | 12 | 18 |
| 2026 | 3 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Apparatus and process for casting metal parts21 Jul 2026US 12,686,048 B2Nemak, S. A. B. De C.V.
- Casting apparatus, casting process and cast component14 Apr 2026US 12,599,956 B2Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V.
- Casting mold3 Mar 2026US 12,564,877 B2Honda Foundry Co., Ltd.
- Mould for casting molten metal comprising a coupling mechanism for a shroud, casting installation for casting a molten metal and method for casting a molten metal30 Dec 2025US 12,508,646 B2Foseco International Limited
- Casting apparatus and casting method for production of metal matrix composite materials30 Dec 2025US 12,508,647 B2CMMC GmbH
- Feeder system8 Oct 2026US 2026/0307137 A1
- Sand core, sand mold and method for manufacturing a sand core24 Sep 2026US 2026/0284737 A1Atlas Copco Airpower, Naamloze Vennootschap
- Method and system for casting a metal20 Aug 2026US 2026/0241442 A1Effee Foundry AS
- Assembly for casting molten metal comprising a sand casting mould, a short-shroud, and a mould / shroud coupling mechanism, casting installation and method for casting a molten metal part13 Aug 2026US 2026/0233298 A1Foseco International Limited
- Structure for producing casting, method for producing same, and method for producing casting using same16 Jul 2026US 2026/0199964 A1Kao Corporation
Most cited
By later US patents
- Molten metal filtration and distribution device and method for manufacturing the same116US 6,270,717 B1Les Produits Industriels de Haute Temperature Pyrotek Inc. · 2001
- Sand casting mold riser/sprue sleeve112US 5,425,410 APyrotek, Inc. · 1995
- Distributor device for use in metal casting107US 7,131,482 B2Pyrotek Engineering Materials Limited · 2006
- Metal wood golf club with permanently attached internal gates76US 5,346,218 AWilson Sporting Goods Co. · 1994
- Sideframes for railway trucks44US 5,967,053 AAMSTED Industries Incorporated · 1999