B21C 33/004
Composite billet
Official title: {Composite billet}
B21C33/004 (Composite billet) appears on 45 US grants and 41 published applications in this corpus.
Search patents in B21C- Granted patents
- 45
- Published applications
- 41
- Assignees
- 44
- Inventors
- 143
- Latest grant
- 26 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 0 | 2 |
| 2007 | 0 | 5 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 2 | 2 |
| 2011 | 2 | 0 |
| 2012 | 0 | 4 |
| 2013 | 1 | 2 |
| 2014 | 0 | 3 |
| 2015 | 2 | 2 |
| 2016 | 3 | 2 |
| 2017 | 1 | 3 |
| 2018 | 1 | 1 |
| 2019 | 3 | 2 |
| 2020 | 0 | 2 |
| 2021 | 1 | 3 |
| 2022 | 0 | 0 |
| 2023 | 4 | 1 |
| 2024 | 3 | 3 |
| 2025 | 1 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Shear-assisted extrusion assemblies and methods26 Aug 2025US 12,397,334 B2Battelle Memorial Institute
- Extrusion press and method of using24 Sep 2024US 12,097,547 B2GrafTech International Holdings Inc.
- Method for producing a hollow part made of a metal material and use of this method for producing a landing gear rod or beam27 Aug 2024US 12,070,782 B2Aubert & Duval
- Shear-assisted extrusion assemblies and methods5 Mar 2024US 11,919,061 B2Battelle Memorial Institute
- Ultraconductive metal composite forms and the synthesis thereof26 Dec 2023US 11,854,715 B2Ohio University
- Extrusion method and apparatus26 Mar 2026US 2026/0084196 A1
- Shear-assisted extrusion assemblies and methods19 Sep 2024US 2024/0307939 A1Battelle Memorial Institute
- Method for manufacturing battery case of electric vehicle and battery case manufactured thereby18 Jul 2024US 2024/0238857 A1Pukyong National University Industry-University Cooperation Foundation
- Ultraconductive metal composite forms and the synthesis thereof4 Apr 2024US 2024/0112827 A1Ohio University
- Shear-Assisted Extrusion Assemblies and Methods16 Mar 2023US 2023/0078467 A1Battelle Memorial Institute
Most cited
By later US patents
- Process for producing a heat pipe25US 4,087,893 ANippon Gakki Seizo Kabushiki Kaisha · 1978
- Backward extrusion method and product23US 5,964,117 ALuxfer Group Limited · 1999
- Clad tubular product and method of manufacturing same23US 5,988,484 A1999
- Extruded hollow aluminum alloy panel and method for producing the same16US 7,669,384 B2Kobe Steel, Ltd. · 2010
- Formation and utilization of compound billet14US 4,015,765 AWestern Electric Company, Inc. · 1977