B22D 21/00
Casting non-ferrous metals or metallic compounds so far as their metallurgical properties
Official title: Casting non-ferrous metals or metallic compounds so far as their metallurgical properties are of importance for the casting procedure; Selection of compositions therefor {(non-ferrous ingots B22D7/005)}
B22D21/00 (Casting non-ferrous metals or metallic compounds so far as their metallurgical properties) appears on 837 US grants and 1,298 published applications in this corpus.
Search patents in B22D- Granted patents
- 837
- Published applications
- 1,298
- Assignees
- 628
- Inventors
- 2,849
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 5 | 0 |
| 1978 | 5 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 5 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 5 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 6 | 0 |
| 2000 | 4 | 0 |
| 2001 | 6 | 6 |
| 2002 | 6 | 9 |
| 2003 | 9 | 11 |
| 2004 | 18 | 15 |
| 2005 | 12 | 18 |
| 2006 | 7 | 7 |
| 2007 | 7 | 26 |
| 2008 | 8 | 23 |
| 2009 | 3 | 25 |
| 2010 | 10 | 29 |
| 2011 | 16 | 21 |
| 2012 | 12 | 28 |
| 2013 | 13 | 46 |
| 2014 | 15 | 51 |
| 2015 | 27 | 106 |
| 2016 | 44 | 183 |
| 2017 | 66 | 137 |
| 2018 | 90 | 89 |
| 2019 | 81 | 81 |
| 2020 | 73 | 69 |
| 2021 | 59 | 54 |
| 2022 | 47 | 68 |
| 2023 | 46 | 41 |
| 2024 | 36 | 60 |
| 2025 | 45 | 55 |
| 2026 | 16 | 40 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Methods and systems for die casting4 Aug 2026US 12,698,547 B2MetaLi LLC
- Thixotropically molded product, thixotropic molding material, and method of producing thixotropic molding material28 Jul 2026US 12,691,492 B2Seiko Epson Corporation
- Magnesium alloy and production method thereof26 May 2026US 12,637,741 B2MG Port Inc.
- Die-casting aluminum alloy without heat-treatment and preparation method and application thereof12 May 2026US 12,623,280 B2Xiaomi EV Technology Co., Ltd.
- Oxidation and SRZ resistant coatings on nickel superalloys12 May 2026US 12,624,420 B2Pratt & Whitney Canada Corp.
- Rapidly solidified aluminum-rare earth element alloy and method of making the same8 Oct 2026US 2026/0308738 A1Eck Industries, Inc.
- Aluminum alloy sheet and method for producing aluminum alloy sheet1 Oct 2026US 2026/0297708 A1Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
- Surface Alloying and Surface Compositing of Copper Alloys During Casting to Improve Corrosion Resistance, Wear Resistance, and Machinability1 Oct 2026US 2026/0297718 A1UWM Research Foundation, Inc.
- Oxidation and SRZ Resistant Coatings on Nickel Superalloys17 Sep 2026US 2026/0275460 A1Pratt & Whitney Canada Corp.
- Al-si alloy for casting, al-si alloy casting and method for producing al-si alloy casting3 Sep 2026US 2026/0258528 A1Nikkei Mc Aluminium Co., Ltd.
Most cited
By later US patents
- Apparatus for accreting copper69US 3,942,473 AColumbia Cable & Electric Corporation · 1976
- Centrifugal casting of titanium alloys with improved surface quality, structural integrity and mechanical properties in isotropic graphite molds under vacuum47US 6,776,214 B2Santoku America, Inc. · 2004
- Casting method and apparatus using a resin core45US 5,957,191 AAisin Seiki Kabushiki Kaisha · 1999
- Integrated cast motorcycle chassis and motor housing41US 8,672,077 B2Faster Faster Inc. · 2014
- Conductive liquid three dimensional printer41US 9,616,494 B22017