C22C 1/081
Casting porous metals into porous preform skeleton without foaming
Official title: {Casting porous metals into porous preform skeleton without foaming}
C22C1/081 (Casting porous metals into porous preform skeleton without foaming) appears on 20 US grants and 27 published applications in this corpus.
Search patents in C22C- Granted patents
- 20
- Published applications
- 27
- Assignees
- 26
- Inventors
- 86
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 1 | 3 |
| 2010 | 0 | 2 |
| 2011 | 0 | 2 |
| 2012 | 3 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 1 |
| 2016 | 2 | 1 |
| 2017 | 1 | 0 |
| 2018 | 1 | 0 |
| 2019 | 0 | 1 |
| 2020 | 0 | 2 |
| 2021 | 0 | 2 |
| 2022 | 0 | 1 |
| 2023 | 1 | 3 |
| 2024 | 3 | 2 |
| 2025 | 0 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for producing metal matrix composite and method for preparing preform12 May 2026US 12,623,976 B2Advanced Composite Corporation
- Metal foam bodies and process for production thereof3 Sep 2024US 12,076,790 B2Evonik Operations GmbH
- Methods for manufacturing ceramic and ceramic composite components and components made thereby19 Mar 2024US 11,931,819 B2Purdue Research Foundation
- Preparation process of multi-component spherical alloy powder5 Mar 2024US 11,919,072 B2Zheng Zhou Research Institute of Mechanical Engineering
- Open-pore foam materials with guest phases, procedure for the preparation of these materials and uses thereof11 Apr 2023US 11,623,277 B2Universidad de Alicante
- Metal porous body28 May 2026US 2026/0146306 A1Sumitomo Electric Industries, Ltd.
- Heat spreader, manufacturing method thereof, and porous carrier thereof27 Nov 2025US 2025/0362097 A1CMTEK Co., Ltd.
- Method for producing a three-dimensional metal molding body having an open-cell metal sponge structure16 Oct 2025US 2025/0319514 A1Grillo-Werke AG
- Metal foam bodies and process for production thereof6 Jun 2024US 2024/0181527 A1Evonik Operations GmbH
- Nickel-chromium porous body and method of manufacturing nickel-chromium porous body4 Jan 2024US 2024/0006617 A1Sumitomo Electric Toyama Co., Ltd.
Most cited
By later US patents
- Reticulated foam structure68US 3,946,039 AEnergy Research & Generation, Inc. · 1976
- Material and process for its preparation61US 5,993,716 A1999
- Method for manufacturing open porous components of metal, plastic or ceramic with orderly foam lattice structure16US 7,588,069 B2Kurtz GmbH · 2009
- Trabecula nasal filter having both macropores and micropores15US 5,746,200 A1998
- Process for preparing self-supporting bodies having controlled porosity and graded properties and products produced thereby10US 5,098,870 ALanxide Technology Company, LP · 1992