B21C 27/00
Containers for metal to be extruded
Official title: Containers for metal to be extruded (B21C29/02 takes precedence)
B21C27/00 (Containers for metal to be extruded) appears on 67 US grants and 51 published applications in this corpus.
Search patents in B21C- Granted patents
- 67
- Published applications
- 51
- Assignees
- 44
- Inventors
- 137
- Latest grant
- 21 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 11 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 4 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 1 |
| 2008 | 0 | 1 |
| 2009 | 2 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 4 |
| 2012 | 1 | 1 |
| 2013 | 1 | 1 |
| 2014 | 1 | 5 |
| 2015 | 2 | 4 |
| 2016 | 3 | 1 |
| 2017 | 2 | 1 |
| 2018 | 1 | 2 |
| 2019 | 2 | 0 |
| 2020 | 1 | 4 |
| 2021 | 3 | 5 |
| 2022 | 4 | 1 |
| 2023 | 1 | 3 |
| 2024 | 2 | 3 |
| 2025 | 3 | 2 |
| 2026 | 0 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for forming hollow profile non-circular extrusions using shear assisted processing and extrusion (ShAPE)21 Oct 2025US 12,447,518 B2Battelle Memorial Institute
- Functionally graded coatings and claddings5 Aug 2025US 12,377,455 B2Battelle Memorial Institute
- Processes and/or machines for producing continuous plastic deformation, and/or compositions and/or manufactures produced thereby8 Jul 2025US 12,350,740 B2
- Extrusion press and method of using24 Sep 2024US 12,097,547 B2GrafTech International Holdings Inc.
- Electromagnetic extrusion9 Apr 2024US 11,951,519 B2Magna International Inc.
- A screw extruder and a method of controlling extrusion pressure in a screw extruder13 Aug 2026US 2026/0233278 A1Circmet AS
- Forming tool, forming tool assembly, forming machine, forming method and computer program for producing a cylindrical workpiece having a helical outer contour by means of swaging16 Jul 2026US 2026/0199959 A1FELSS Systems GmbH
- Shear Assisted Extrusion Press Apparatus and Components16 Apr 2026US 2026/0102804 A1Atomic 13, LLC
- Shear Assisted Extrusion Press Apparatus and Components16 Apr 2026US 2026/0102805 A1Atomic 13, LLC
- Shear Assisted Extrusion Press Apparatus and Components16 Apr 2026US 2026/0102806 A1Atomic 13, LLC
Most cited
By later US patents
- System and process for formation of extrusion products25US 10,189,063 B2Battelle Memorial Institute · 2019
- Functionally graded coatings and claddings20US 10,695,811 B2Battelle Memorial Institute · 2020
- Device for extruding sections from an ingot16US 4,165,625 ASwiss Aluminium Ltd. · 1979
- Method for Forming Hollow Profile Non-Circular Extrusions Using Shear Assisted Processing and Extrusion (ShAPE)15US 11,045,851 B2Battelle Memorial Institute · 2021
- Method of manufacturing extruded structural profiles from aluminum based metal scraps14US 4,028,795 ARiken Keikinzoku Kogyo Kabushiki Kaishi · 1977