B22C 7/02
Lost patterns
B22C7/02 (Lost patterns) appears on 694 US grants and 583 published applications in this corpus.
Search patents in B22C- Granted patents
- 694
- Published applications
- 583
- Assignees
- 287
- Inventors
- 1,294
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 9 | 0 |
| 1978 | 8 | 0 |
| 1979 | 6 | 0 |
| 1980 | 2 | 0 |
| 1981 | 6 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 4 | 0 |
| 1985 | 4 | 0 |
| 1986 | 4 | 0 |
| 1987 | 15 | 0 |
| 1988 | 12 | 0 |
| 1989 | 15 | 0 |
| 1990 | 13 | 0 |
| 1991 | 17 | 0 |
| 1992 | 9 | 0 |
| 1993 | 8 | 0 |
| 1994 | 13 | 0 |
| 1995 | 6 | 0 |
| 1996 | 6 | 0 |
| 1997 | 8 | 0 |
| 1998 | 13 | 0 |
| 1999 | 26 | 0 |
| 2000 | 12 | 0 |
| 2001 | 10 | 3 |
| 2002 | 17 | 19 |
| 2003 | 17 | 15 |
| 2004 | 13 | 17 |
| 2005 | 13 | 24 |
| 2006 | 18 | 29 |
| 2007 | 18 | 21 |
| 2008 | 7 | 23 |
| 2009 | 4 | 13 |
| 2010 | 8 | 17 |
| 2011 | 17 | 11 |
| 2012 | 10 | 15 |
| 2013 | 8 | 20 |
| 2014 | 16 | 25 |
| 2015 | 19 | 38 |
| 2016 | 26 | 34 |
| 2017 | 26 | 42 |
| 2018 | 28 | 45 |
| 2019 | 29 | 40 |
| 2020 | 37 | 34 |
| 2021 | 38 | 23 |
| 2022 | 18 | 27 |
| 2023 | 24 | 15 |
| 2024 | 23 | 22 |
| 2025 | 18 | 9 |
| 2026 | 5 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Hybrid additive manufacturing with dual phase-change materials21 Apr 2026US 12,605,884 B2Inkbit, LLC
- Method of joining titanium and precious metal and products of same14 Apr 2026US 12,599,205 B1
- Device and method for producing an investment casting component31 Mar 2026US 12,589,432 B2ALD Vacuum Technologies GmbH
- Co-reactive additive manufacturing compositions and articles for use in investment casting3 Mar 2026US 12,564,876 B2PPG Industries Ohio, Inc.
- 3-D printable expendable lost foam pattern6 Jan 2026US 12,516,170 B1Brunswick Corporation
- Method for manufacturing high-frequency functional structures, and high-frequency functional structure21 May 2026US 2026/0138179 A1Golden Devices GmbH
- Creating complex three-dimensional wax models for investment casting29 Jan 2026US 2026/0027611 A1International Business Machines Corporation
- Core Firing Setter25 Dec 2025US 2025/0387827 A1Rtx Corporation
- Method of making an inorganic reticulated foam structure11 Sep 2025US 2025/0281971 A1
- Casting mold28 Aug 2025US 2025/0269423 A1General Electric Company
Most cited
By later US patents
- Custom bioimplantable article284US 5,762,125 AJohnson & Johnson Professional, Inc. · 1998
- Investment casting utilizing patterns produced by stereolithography139US 4,844,144 ADeSoto, Inc. · 1989
- Bone prostheses with direct cast macrotextured surface regions and method for manufacturing the same99US 5,665,118 AJohnson & Johnson Professional, Inc. · 1997
- Implantable articles with as-cast macrotextured surface regions and method of manufacturing same97US 5,658,334 AJohnson & Johnson Professional, Inc. · 1997
- Method of producing polymeric patterns for use in evaporable foam casting85US 5,518,060 ABrunswick Corporation · 1996