B22D 41/00
Casting melt-holding vessels
Official title: Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like (B22D39/00, B22D43/00 take precedence)
B22D41/00 (Casting melt-holding vessels) appears on 1,933 US grants and 1,005 published applications in this corpus.
Search patents in B22D- Granted patents
- 1,933
- Published applications
- 1,005
- Assignees
- 759
- Inventors
- 3,301
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 35 | 0 |
| 1977 | 32 | 0 |
| 1978 | 43 | 0 |
| 1979 | 25 | 0 |
| 1980 | 49 | 0 |
| 1981 | 42 | 0 |
| 1982 | 27 | 0 |
| 1983 | 29 | 0 |
| 1984 | 39 | 0 |
| 1985 | 49 | 0 |
| 1986 | 50 | 0 |
| 1987 | 51 | 0 |
| 1988 | 65 | 0 |
| 1989 | 58 | 0 |
| 1990 | 64 | 0 |
| 1991 | 74 | 0 |
| 1992 | 74 | 0 |
| 1993 | 49 | 0 |
| 1994 | 54 | 0 |
| 1995 | 40 | 0 |
| 1996 | 33 | 0 |
| 1997 | 39 | 0 |
| 1998 | 38 | 0 |
| 1999 | 61 | 0 |
| 2000 | 34 | 0 |
| 2001 | 29 | 9 |
| 2002 | 32 | 26 |
| 2003 | 37 | 33 |
| 2004 | 20 | 31 |
| 2005 | 19 | 25 |
| 2006 | 19 | 39 |
| 2007 | 16 | 30 |
| 2008 | 16 | 26 |
| 2009 | 21 | 42 |
| 2010 | 11 | 42 |
| 2011 | 22 | 47 |
| 2012 | 34 | 50 |
| 2013 | 35 | 45 |
| 2014 | 38 | 41 |
| 2015 | 49 | 61 |
| 2016 | 36 | 62 |
| 2017 | 55 | 38 |
| 2018 | 41 | 39 |
| 2019 | 37 | 35 |
| 2020 | 33 | 47 |
| 2021 | 34 | 34 |
| 2022 | 33 | 50 |
| 2023 | 31 | 36 |
| 2024 | 44 | 39 |
| 2025 | 22 | 44 |
| 2026 | 15 | 34 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B22D 41/14Closures668
- B22D 41/50Pouring-nozzles627
- B22D 41/02Linings248
- B22D 41/005Casting melt-holding vessels: with heating or cooling means158
- B22D 41/12Travelling ladles or similar containers124
- B22D 41/08Casting melt-holding vessels: for bottom pouring92
- B22D 41/04Tiltable83
- B22D 41/003Casting melt-holding vessels: with impact pads59
All 10 subgroupsShow fewer
Recent patents
- Assembly for degassing aluminum29 Sep 2026US 12,746,595 B1Stas Inc.
- Phenolic resin compositions as binders in refractory articles22 Sep 2026US 12,742,067 B2Arclin USA LLC
- Continuous casting process of metal25 Aug 2026US 12,715,034 B2Arcelormittal Investigacion Y Desarrollo, S.L.
- Electric induction heating and melting furnace refractory life cycle wear imaging and processing28 Jul 2026US 12,692,564 B2Inductotherm Corp.
- System for determining set temperature of molten metal14 Jul 2026US 12,678,854 B2Fujiwa Denki Co., Ltd.
- Impact pot with vertical and horizontal barriers1 Oct 2026US 2026/0295661 A1Refractory Intellectual Property GmbH & Co.KG
- Nozzle for continuous casting, continuous casting apparatus, tundish, and continuous casting method1 Oct 2026US 2026/0295662 A1Jfe Steel Corporation
- Molten metal supply mechanism for casting machine and molten metal supply method for casting machine24 Sep 2026US 2026/0284741 A1Ryobi Ltd.
- Immersion nozzle17 Sep 2026US 2026/0273616 A1Krosakiharima Corporation
- Ladle shroud for metal casting system10 Sep 2026US 2026/0264140 A1The Royal Institution for the Advancement of Learning/Mcgill University
Most cited
By later US patents
- Indazole compounds, pharmaceutical compositions, and methods for mediating or inhibiting cell proliferation121US 6,555,539 B2Agouron Pharmaceuticals, Inc. · 2003
- System and device for removing impurities from molten metal114US 5,662,725 A1997
- Mobile holding furnace having metering pump111US 4,739,974 AStemcor Corporation · 1988
- Distributor device for use in metal casting107US 7,131,482 B2Pyrotek Engineering Materials Limited · 2006
- Indazole compounds, pharmaceutical compositions, and methods for mediating or inhibiting cell proliferation94US 6,919,461 B2Agouron Pharmaceuticals, Inc. · 2005