B22C 9/00
Moulds or cores
Official title: Moulds or cores (uniquely adapted to particular casting processes B22D); Moulding processes
B22C9/00 (Moulds or cores) appears on 3,300 US grants and 3,028 published applications in this corpus.
Search patents in B22C- Granted patents
- 3,300
- Published applications
- 3,028
- Assignees
- 1,264
- Inventors
- 6,076
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 34 | 0 |
| 1977 | 38 | 0 |
| 1978 | 45 | 0 |
| 1979 | 25 | 0 |
| 1980 | 35 | 0 |
| 1981 | 24 | 0 |
| 1982 | 19 | 0 |
| 1983 | 17 | 0 |
| 1984 | 24 | 0 |
| 1985 | 35 | 0 |
| 1986 | 45 | 0 |
| 1987 | 46 | 0 |
| 1988 | 43 | 0 |
| 1989 | 44 | 0 |
| 1990 | 48 | 0 |
| 1991 | 44 | 0 |
| 1992 | 18 | 0 |
| 1993 | 43 | 0 |
| 1994 | 59 | 0 |
| 1995 | 33 | 0 |
| 1996 | 33 | 0 |
| 1997 | 48 | 0 |
| 1998 | 61 | 0 |
| 1999 | 62 | 0 |
| 2000 | 38 | 0 |
| 2001 | 44 | 22 |
| 2002 | 81 | 65 |
| 2003 | 71 | 58 |
| 2004 | 47 | 82 |
| 2005 | 52 | 79 |
| 2006 | 58 | 84 |
| 2007 | 67 | 112 |
| 2008 | 44 | 83 |
| 2009 | 37 | 88 |
| 2010 | 50 | 89 |
| 2011 | 71 | 106 |
| 2012 | 78 | 98 |
| 2013 | 68 | 126 |
| 2014 | 96 | 141 |
| 2015 | 97 | 193 |
| 2016 | 115 | 241 |
| 2017 | 131 | 212 |
| 2018 | 161 | 208 |
| 2019 | 190 | 196 |
| 2020 | 172 | 156 |
| 2021 | 160 | 157 |
| 2022 | 120 | 149 |
| 2023 | 111 | 75 |
| 2024 | 113 | 100 |
| 2025 | 75 | 65 |
| 2026 | 30 | 43 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B22C 9/02Sand moulds or like moulds for shaped castings1,435
- B22C 9/10Cores1,245
- B22C 9/22Moulds for peculiarly-shaped castings682
- B22C 9/06Permanent moulds for shaped castings444
- B22C 9/08Features with respect to supply of molten metal426
- B22C 9/12Treating moulds or cores295
- B22C 9/18Finishing57
- B22C 9/20Stack moulds, i.e. arrangement of multiple moulds or flasks39
Recent patents
- Casting mold for producing a casting having a front side and a rear from a curable casting compound6 Oct 2026US 12,752,337 B2Schock & Co. GmbH
- Casting system and casting6 Oct 2026US 12,752,565 B2Sintokogio, Ltd.
- Molding die, method for manufacturing molding die, and method for manufacturing molded product15 Sep 2026US 12,734,731 B2Kasai Kogyo Co., Ltd.
- Method to qualify additional dies after master die25 Aug 2026US 12,718,353 B2Pratt & Whitney Canada Corp.
- Skin passageway trip strips18 Aug 2026US 12,709,984 B2Rtx Corporation
- Feeder system8 Oct 2026US 2026/0307137 A1
- Hybrid setter for investment casting cores and method of using24 Sep 2026US 2026/0284735 A1Blasch Precision Ceramics, Inc.
- Sand core, sand mold and method for manufacturing a sand core24 Sep 2026US 2026/0284736 A1Atlas Copco Airpower, Naamloze Vennootschap
- Sand core, sand mold and method for manufacturing a sand core24 Sep 2026US 2026/0284737 A1Atlas Copco Airpower, Naamloze Vennootschap
- Distributor for Refrigerant in a Thermal Management Module24 Sep 2026US 2026/0284738 A1Mahle International GmbH
Most cited
By later US patents
- Laminated object manufacturing apparatus and method364US 5,876,550 AHelisys, Inc. · 1999
- Apparatus and method for forming an integral object from laminations283US 5,354,414 A1994
- Apparatus for forming an integral object from laminations244US 5,637,175 AHelisys, Inc. · 1997
- Titanium golf club head and method233US 5,429,365 A1995
- Method for manufacturing a structural part by deposition technique232US 6,423,255 B12002