C22C 9/01
Alloys based on copper: with aluminium as the next major constituent
Official title: with aluminium as the next major constituent
C22C9/01 (Alloys based on copper: with aluminium as the next major constituent) appears on 183 US grants and 228 published applications in this corpus.
Search patents in C22C- Granted patents
- 183
- Published applications
- 228
- Assignees
- 161
- Inventors
- 540
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 4 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 1 |
| 2003 | 2 | 3 |
| 2004 | 1 | 4 |
| 2005 | 2 | 6 |
| 2006 | 1 | 4 |
| 2007 | 3 | 1 |
| 2008 | 0 | 6 |
| 2009 | 3 | 10 |
| 2010 | 2 | 11 |
| 2011 | 1 | 11 |
| 2012 | 5 | 9 |
| 2013 | 7 | 19 |
| 2014 | 10 | 17 |
| 2015 | 4 | 11 |
| 2016 | 15 | 21 |
| 2017 | 6 | 13 |
| 2018 | 10 | 11 |
| 2019 | 15 | 17 |
| 2020 | 10 | 12 |
| 2021 | 14 | 8 |
| 2022 | 9 | 8 |
| 2023 | 1 | 6 |
| 2024 | 8 | 10 |
| 2025 | 2 | 6 |
| 2026 | 4 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Fuel cell bipolar plate alloys26 May 2026US 12,640,377 B2Robert Bosch GmbH
- Copper-diamond composite, heat dissipation member, and electronic device28 Apr 2026US 12,612,682 B2Denka Company Limited
- Aluminum bronze alloy and sliding member using said alloy10 Mar 2026US 12,571,073 B2Oiles Corporation
- Large-area copper nanofoam with hierarchical structure for use as electrode10 Mar 2026US 12,573,639 B2CellMo Materials Innovation, Inc.
- Method for manufacturing Cu—Ni—Al-based sintered alloy15 Jul 2025US 12,359,282 B2Diamet Corporation
- Copper Nanofoam with Large Surface Area and Hierarchical Structure for Use as Electrode30 Apr 2026US 2026/0121077 A1
- Brazed lap joint, method for manufacturing brazed lap joint, and vehicle component23 Apr 2026US 2026/0108964 A1Nippon Steel Corporation
- New copper-aluminum composite terminal22 Jan 2026US 2026/0024926 A1Changchun Jetty Automotive Technology Co., Ltd.
- Cerium Containing Copper Based Shape Memory Alloy25 Dec 2025US 2025/0389005 A1Iowa State University Research Foundation, Inc.
- Copper alloy powder for additive manufacturing and manufacturing method thereof, and copper alloy additively manufactured product and manufacturing method thereof16 Oct 2025US 2025/0319515 A1Fukuda Metal Foil & Powder Co., Ltd.
Most cited
By later US patents
- Golf clubs and method of making thereof69US 5,104,457 ACountry Club Golf Equipment (Proprietary) Limited · 1992
- Hyperelastic shape setting devices and fabrication methods52US 8,382,917 B2Ormco Corporation · 2013
- Hyperelastic shape setting devices and fabrication methods48US 9,127,338 B2Ormco Corporation · 2015
- Low thermal expansion composite comprising bodies of negative CTE material disposed within a positive CTE matrix35US 6,326,685 B1Agere Systems Guardian Corp. · 2001
- Alloy materials33US 6,458,223 B1American Superconductor Corporation · 2002