B22D 29/001
Removing cores
Official title: {Removing cores}
B22D29/001 (Removing cores) appears on 331 US grants and 307 published applications in this corpus.
Search patents in B22D- Granted patents
- 331
- Published applications
- 307
- Assignees
- 166
- Inventors
- 630
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 5 | 0 |
| 1979 | 3 | 0 |
| 1980 | 4 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 5 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 5 | 0 |
| 1994 | 5 | 0 |
| 1995 | 5 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 10 | 0 |
| 1999 | 9 | 0 |
| 2000 | 4 | 0 |
| 2001 | 5 | 2 |
| 2002 | 11 | 7 |
| 2003 | 5 | 5 |
| 2004 | 4 | 10 |
| 2005 | 5 | 11 |
| 2006 | 4 | 10 |
| 2007 | 9 | 11 |
| 2008 | 3 | 7 |
| 2009 | 2 | 8 |
| 2010 | 3 | 7 |
| 2011 | 7 | 5 |
| 2012 | 6 | 12 |
| 2013 | 5 | 4 |
| 2014 | 8 | 7 |
| 2015 | 7 | 19 |
| 2016 | 12 | 26 |
| 2017 | 19 | 34 |
| 2018 | 24 | 44 |
| 2019 | 27 | 16 |
| 2020 | 24 | 10 |
| 2021 | 15 | 19 |
| 2022 | 12 | 11 |
| 2023 | 11 | 5 |
| 2024 | 10 | 11 |
| 2025 | 6 | 3 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Faucet and manufacturing method thereof1 Sep 2026US 12,722,201 B2
- Molding core for manufacturing a hollow OMC part20 Jan 2026US 12,528,234 B2Safran
- Manufacture of hollow core high pressure vacuum die cast components16 Dec 2025US 12,496,632 B2Magna International Inc.
- System and method of preparing a metal object for machining12 Aug 2025US 12,383,954 B1Techjet Aerofoils Ltd
- Composition, core and mould for casting and moulding processes6 May 2025US 12,290,854 B2Foseco International Limited
- Inorganic water-soluble binder system27 Aug 2026US 2026/0249346 A1Foseco International Limited
- Overmoulding method23 Apr 2026US 2026/0108937 A1The Swatch Group Research and Development Ltd
- Casting core1 Jan 2026US 2026/0001121 A1
- Faucet and manufacturing method thereof20 Nov 2025US 2025/0353075 A1
- Soluble core for high-pressure casting and manufacturing method thereof29 May 2025US 2025/0170637 A1
Most cited
By later US patents
- Cores for use in precision investment casting103US 6,637,500 B2United Technologies Corporation · 2003
- Reticulated foam structure68US 3,946,039 AEnergy Research & Generation, Inc. · 1976
- Cores for investment casting process49US 4,093,017 ASherwood Refractories, Inc. · 1978
- Illuminated and modular soft tissue retractor48US 9,718,130 B1Invuity, Inc. · 2017
- Process for core removal from molded products46US 5,089,186 AAdvanced Plastics Partnership · 1992