B22D 17/20
Accessories: details
Official title: Accessories: Details
B22D17/20 (Accessories: details) appears on 1,782 US grants and 1,628 published applications in this corpus.
Search patents in B22D- Granted patents
- 1,782
- Published applications
- 1,628
- Assignees
- 842
- Inventors
- 3,456
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 17 | 0 |
| 1977 | 18 | 0 |
| 1978 | 17 | 0 |
| 1979 | 10 | 0 |
| 1980 | 15 | 0 |
| 1981 | 19 | 0 |
| 1982 | 15 | 0 |
| 1983 | 12 | 0 |
| 1984 | 18 | 0 |
| 1985 | 13 | 0 |
| 1986 | 22 | 0 |
| 1987 | 21 | 0 |
| 1988 | 17 | 0 |
| 1989 | 26 | 0 |
| 1990 | 21 | 0 |
| 1991 | 26 | 0 |
| 1992 | 23 | 0 |
| 1993 | 27 | 0 |
| 1994 | 27 | 0 |
| 1995 | 29 | 0 |
| 1996 | 29 | 0 |
| 1997 | 34 | 0 |
| 1998 | 36 | 0 |
| 1999 | 40 | 0 |
| 2000 | 30 | 0 |
| 2001 | 28 | 24 |
| 2002 | 39 | 54 |
| 2003 | 61 | 76 |
| 2004 | 59 | 66 |
| 2005 | 46 | 47 |
| 2006 | 32 | 54 |
| 2007 | 40 | 79 |
| 2008 | 40 | 67 |
| 2009 | 28 | 60 |
| 2010 | 45 | 31 |
| 2011 | 36 | 52 |
| 2012 | 34 | 49 |
| 2013 | 41 | 67 |
| 2014 | 47 | 86 |
| 2015 | 49 | 99 |
| 2016 | 57 | 87 |
| 2017 | 65 | 87 |
| 2018 | 69 | 87 |
| 2019 | 66 | 59 |
| 2020 | 64 | 62 |
| 2021 | 53 | 77 |
| 2022 | 57 | 74 |
| 2023 | 48 | 45 |
| 2024 | 59 | 44 |
| 2025 | 41 | 54 |
| 2026 | 16 | 41 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B22D 17/22Dies766
- B22D 17/2015Means for forcing the molten metal into the die521
- B22D 17/32Controlling equipment375
- B22D 17/30Accessories for supplying molten metal245
- B22D 17/26Mechanisms or devices for locking or opening dies158
- B22D 17/2007Methods or apparatus for cleaning or lubricating moulds132
- B22D 17/28Melting pots44
- B22D 17/2084Manipulating or transferring devices for evacuating cast pieces28
All 10 subgroupsShow fewer
Recent patents
- Carbide refining method of high-carbon high-alloy steel29 Sep 2026US 12,747,488 B2Shanghai Jiaotong University
- Flow rate control device15 Sep 2026US 12,736,150 B2Toflo Corporation
- Faucet and manufacturing method thereof1 Sep 2026US 12,722,201 B2
- Mould for injection moulding made by additive manufacturing18 Aug 2026US 12,709,044 B2Qtoll S.R.L.
- Methods and systems for die casting4 Aug 2026US 12,698,547 B2MetaLi LLC
- Induction casting machine for non-ferrous metals with the ability of casting several different molds continually using a mold filling sensor8 Oct 2026US 2026/0307140 A1Maxtech Induction Ltd.
- Mechanical ejector8 Oct 2026US 2026/0307312 A1Merkle Portugal, Unipessoal, LDA
- Rapidly solidified aluminum-rare earth element alloy and method of making the same8 Oct 2026US 2026/0308738 A1Eck Industries, Inc.
- Mold apparatus and methods of making weighted fishing lures1 Oct 2026US 2026/0293868 A1Epic Bait Molds, Inc.
- Casting mold24 Sep 2026US 2026/0284740 A1Honda Motor Co., Ltd.
Most cited
By later US patents
- One-body precision cast metal wood158US 5,219,408 A1993
- Method and apparatus for charging metal to a die cast150US 5,388,633 AThe Dow Chemical Company · 1995
- Melt pumping apparatus and casting apparatus133US 5,454,423 AGeneral Motors Corporation · 1995
- Die casting pump116US 6,293,759 B12001
- Molten metal treatment furnace with level control and method112US 6,503,292 B2Alcoa Inc. · 2003