C22C 32/0057
Based on b4c
Official title: {based on B4C}
C22C32/0057 (Based on b4c) appears on 39 US grants and 28 published applications in this corpus.
Search patents in C22C- Granted patents
- 39
- Published applications
- 28
- Assignees
- 32
- Inventors
- 99
- Latest grant
- 27 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 4 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 0 | 1 |
| 2009 | 2 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 1 |
| 2015 | 1 | 3 |
| 2016 | 1 | 4 |
| 2017 | 1 | 1 |
| 2018 | 0 | 1 |
| 2019 | 1 | 1 |
| 2020 | 3 | 3 |
| 2021 | 0 | 1 |
| 2022 | 1 | 1 |
| 2023 | 3 | 7 |
| 2024 | 1 | 0 |
| 2025 | 1 | 0 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Macro-chip reinforced alloy27 Jan 2026US 12,534,780 B2Tecnium, LLC
- Preparation method of light metal/boron carbide composite material13 Jan 2026US 12,522,897 B2National Chung Shan Institute of Science and Technology
- Atomized picoscale composition aluminum alloy and method thereof18 Feb 2025US 12,226,829 B2Tecnium, LLC
- Additive manufacturing process for producing aluminum-boron carbide metal matrix composites13 Feb 2024US 11,898,226 B2UT-Battelle, LLC
- Method and apparatus for preparing aluminum matrix composite with high strength, high toughness, and high neutron absorption9 May 2023US 11,643,709 B2Jiangsu University
- Low thermal stress engineered metal structures26 Oct 2023US 2023/0339820 A1Powdermet, Inc.
- Enhancing the Strength of Al-B4C Composites to a High Degree by Mg Addition17 Aug 2023US 2023/0257308 A1The Government of the United States of America, as represented by the Secretary of the Navy
- Atomized picoscale composition aluminum alloy and method thereof3 Aug 2023US 2023/0241677 A1Tecnium, LLC
- Preparation method of light metal/boron carbide composite material27 Jul 2023US 2023/0235431 A1National Chung Shan Institute of Science and Technology
- Al-Ce Alloy Based Composites27 Jul 2023US 2023/0235432 A1Eck Industries, Inc.
Most cited
By later US patents
- Copper-boron carbide composite particle and method for its production66US 4,227,928 AKennecott Copper Corporation · 1980
- Metal matrix compositions and method of manufacture thereof55US 5,486,223 AAlyn Corporation · 1996
- Metal matrix composite49US 5,980,602 AAlyn Corporation · 1999
- Metal matrix composite41US 6,284,014 B1Alyn Corporation · 2001
- Radiation absorbing refractory composition37US 5,965,829 AReynolds Metals Company · 1999