C22F 1/04
Changing the physical structure of non-ferrous metals or alloys by heat treatment
Official title: of aluminium or alloys based thereon
C22F1/04 (Changing the physical structure of non-ferrous metals or alloys by heat treatment) appears on 2,197 US grants and 2,745 published applications in this corpus.
Search patents in C22F- Granted patents
- 2,197
- Published applications
- 2,745
- Assignees
- 920
- Inventors
- 5,118
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 20 | 0 |
| 1977 | 12 | 0 |
| 1978 | 24 | 0 |
| 1979 | 16 | 0 |
| 1980 | 15 | 0 |
| 1981 | 11 | 0 |
| 1982 | 6 | 0 |
| 1983 | 11 | 0 |
| 1984 | 16 | 0 |
| 1985 | 9 | 0 |
| 1986 | 15 | 0 |
| 1987 | 19 | 0 |
| 1988 | 13 | 0 |
| 1989 | 44 | 0 |
| 1990 | 26 | 0 |
| 1991 | 27 | 0 |
| 1992 | 27 | 0 |
| 1993 | 26 | 0 |
| 1994 | 33 | 0 |
| 1995 | 25 | 0 |
| 1996 | 48 | 0 |
| 1997 | 29 | 0 |
| 1998 | 42 | 0 |
| 1999 | 38 | 0 |
| 2000 | 32 | 0 |
| 2001 | 40 | 27 |
| 2002 | 44 | 65 |
| 2003 | 57 | 62 |
| 2004 | 39 | 75 |
| 2005 | 27 | 69 |
| 2006 | 23 | 43 |
| 2007 | 16 | 55 |
| 2008 | 15 | 51 |
| 2009 | 24 | 74 |
| 2010 | 28 | 79 |
| 2011 | 34 | 73 |
| 2012 | 53 | 96 |
| 2013 | 41 | 89 |
| 2014 | 37 | 100 |
| 2015 | 45 | 131 |
| 2016 | 65 | 155 |
| 2017 | 80 | 167 |
| 2018 | 101 | 184 |
| 2019 | 135 | 181 |
| 2020 | 113 | 178 |
| 2021 | 104 | 173 |
| 2022 | 115 | 150 |
| 2023 | 129 | 159 |
| 2024 | 104 | 131 |
| 2025 | 94 | 105 |
| 2026 | 50 | 73 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C22F 1/047Of alloys with magnesium as the next major constituent505
- C22F 1/043Of alloys with silicon as the next major constituent439
- C22F 1/053Of alloys with zinc as the next major constituent372
- C22F 1/057Of alloys with copper as the next major constituent356
- C22F 1/05Of alloys of the al-si-mg type, i.e. containing silicon and magnesium in289
Recent patents
- High-strength solder-plated Al—Mg—Si aluminum material6 Oct 2026US 12,753,475 B2Speira GmbH
- Metal alloy surface modification methods and related metal alloy products with improved bond durability29 Sep 2026US 12,746,619 B2Novelis Inc.
- Steel sheet for hot press formed member22 Sep 2026US 12,741,447 B2Posco
- Aluminium alloy strip optimized for forming and method for manufacture1 Sep 2026US 12,723,292 B2Speira GmbH
- Aluminum alloy disc blank for magnetic disc and magnetic disc25 Aug 2026US 12,716,117 B2Furukawa Electric Co., Ltd.
- Rapidly solidified aluminum-rare earth element alloy and method of making the same8 Oct 2026US 2026/0308738 A1Eck Industries, Inc.
- Rapid annealing and quenching of aluminum alloy products to reduce roping or ludering8 Oct 2026US 2026/0308739 A1Novelis Inc.
- Method of making thick aluminum alloy products8 Oct 2026US 2026/0308740 A1Arconic Technologies LLC
- Aluminum alloy sheet and method for producing aluminum alloy sheet1 Oct 2026US 2026/0297708 A1Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
- Suspension arm and manufacturing method therefor17 Sep 2026US 2026/0275461 A1Resonac Corporation
Most cited
By later US patents
- Aged-hardenable aluminum alloy with environmental degradability, methods of use and making130US 8,211,248 B2Schlumberger Technology Corporation · 2012
- Method for preparing cryomilled aluminum alloys and components extruded and forged therefrom114US 6,902,699 B2The Boeing Company · 2005
- High speed parallel/serial link for data communication105US 6,222,380 B1International Business Machines Corporation · 2001
- Method of recycling aluminum scrap into sheet material for aluminum containers77US 4,282,044 ACoors Container Company · 1981
- Macro-fiber process for manufacturing a face for a metal wood golf club74US 6,663,501 B22003