B21B 2003/001
Aluminium or its alloys
Official title: {Aluminium or its alloys}
B21B2003/001 (Aluminium or its alloys) appears on 208 US grants and 234 published applications in this corpus.
Search patents in B21B- Granted patents
- 208
- Published applications
- 234
- Assignees
- 146
- Inventors
- 683
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 3 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 7 | 0 |
| 1987 | 4 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 5 | 0 |
| 1996 | 4 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 0 |
| 2002 | 6 | 6 |
| 2003 | 5 | 7 |
| 2004 | 3 | 10 |
| 2005 | 2 | 11 |
| 2006 | 0 | 4 |
| 2007 | 5 | 12 |
| 2008 | 3 | 6 |
| 2009 | 3 | 7 |
| 2010 | 5 | 6 |
| 2011 | 2 | 3 |
| 2012 | 8 | 7 |
| 2013 | 10 | 5 |
| 2014 | 1 | 9 |
| 2015 | 3 | 11 |
| 2016 | 4 | 16 |
| 2017 | 5 | 18 |
| 2018 | 10 | 16 |
| 2019 | 8 | 24 |
| 2020 | 16 | 10 |
| 2021 | 12 | 11 |
| 2022 | 9 | 5 |
| 2023 | 13 | 9 |
| 2024 | 5 | 5 |
| 2025 | 8 | 10 |
| 2026 | 5 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Aluminum-copper-lithium alloy thin sheets with improved toughness, and process for manufacturing an aluminum-copper-lithium alloy thin sheet30 Jun 2026US 12,668,863 B2Constellium Rolled Products Singen GmbH & Co. KG
- Method and equipment for cooling on a reversing hot rolling mill26 May 2026US 12,636,691 B2Constellium Muscle Shoals LLC
- Measuring the flatness of rolling trains for aluminium12 May 2026US 12,623,268 B2Primetals Technologies Germany GmbH
- Method for making deformed semi-finished products from aluminum-based alloys10 Feb 2026US 12,545,983 B2Obshchestvo S Ogranichennoy Otvetstvennost'yu “Obedinennaya Kompaniya Rusal Inzhenerno-Tekhnologicheskiy Tsentr”
- Method of making 6XXX aluminium sheets with high surface quality13 Jan 2026US 12,522,908 B2Constellium Neuf-Brisach
- Method of making thick aluminum alloy products8 Oct 2026US 2026/0308740 A1Arconic Technologies LLC
- Method and equipment for cooling on a reversing hot rolling mill3 Sep 2026US 2026/0257262 A1Constellium Muscle Shoals LLC
- Reversible roughing mill for an aluminum or aluminum alloy product and related process13 Aug 2026US 2026/0233276 A1Danieli & C. Officine Meccaniche SpA
- 5xxx aluminum alloy capable of refining mig weld grains and preparation method and application thereof13 Aug 2026US 2026/0234759 A1Chinalco Materials Application Research Institution Co., Ltd.
- Method of making 6xxx aluminium sheets with high surface quality14 May 2026US 2026/0132495 A1Constellium Neuf-Brisach
Most cited
By later US patents
- Method for making a copper core five-ply composite for cookware71US 6,267,830 B1Clad Metals LLC · 2001
- Method of manufacturing can body sheet using two sequences of continuous, in-line operations43US 5,356,495 AKaiser Aluminum & Chemical Corporation · 1994
- Continuous strip casting of aluminum alloy from scrap aluminum for container components42US 4,235,646 ASwiss Aluminium Ltd. · 1980
- Method of manufacturing can body sheet39US 5,470,405 AKaiser Aluminum & Chemical Corporation · 1995
- Method of manufacturing aluminum sheet stock using two sequences of continuous, in-line operations32US 5,496,423 AKaiser Aluminum & Chemical Corporation · 1996