B21C 25/00
Profiling tools for metal extruding
B21C25/00 (Profiling tools for metal extruding) appears on 365 US grants and 272 published applications in this corpus.
Search patents in B21C- Granted patents
- 365
- Published applications
- 272
- Assignees
- 224
- Inventors
- 777
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 10 | 0 |
| 1978 | 9 | 0 |
| 1979 | 9 | 0 |
| 1980 | 8 | 0 |
| 1981 | 12 | 0 |
| 1982 | 4 | 0 |
| 1983 | 3 | 0 |
| 1984 | 8 | 0 |
| 1985 | 5 | 0 |
| 1986 | 6 | 0 |
| 1987 | 2 | 0 |
| 1988 | 4 | 0 |
| 1989 | 4 | 0 |
| 1990 | 2 | 0 |
| 1991 | 5 | 0 |
| 1992 | 5 | 0 |
| 1993 | 7 | 0 |
| 1994 | 10 | 0 |
| 1995 | 4 | 0 |
| 1996 | 10 | 0 |
| 1997 | 6 | 0 |
| 1998 | 8 | 0 |
| 1999 | 12 | 0 |
| 2000 | 6 | 0 |
| 2001 | 6 | 3 |
| 2002 | 7 | 6 |
| 2003 | 9 | 8 |
| 2004 | 7 | 9 |
| 2005 | 4 | 8 |
| 2006 | 6 | 10 |
| 2007 | 6 | 5 |
| 2008 | 4 | 2 |
| 2009 | 2 | 11 |
| 2010 | 5 | 8 |
| 2011 | 4 | 10 |
| 2012 | 14 | 8 |
| 2013 | 6 | 8 |
| 2014 | 5 | 14 |
| 2015 | 5 | 17 |
| 2016 | 7 | 9 |
| 2017 | 7 | 9 |
| 2018 | 5 | 11 |
| 2019 | 10 | 12 |
| 2020 | 13 | 13 |
| 2021 | 11 | 21 |
| 2022 | 11 | 15 |
| 2023 | 8 | 15 |
| 2024 | 11 | 11 |
| 2025 | 22 | 16 |
| 2026 | 4 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Die assembly and methods for friction stir extrusion15 Sep 2026US 12,734,571 B2Ohio State Innovation Foundation
- Solid state manufacturing tools and methods using them9 Jun 2026US 12,649,178 B2MELD Manufacturing Corporation
- Devices and methods for performing shear-assisted extrusion and extrusion processes14 Apr 2026US 12,599,949 B2Battelle Memorial Institute
- Devices and methods for performing shear-assisted extrusion and extrusion processes17 Feb 2026US 12,551,946 B2Battelle Memorial Institute
- Shear assisted extrusion apparatus, tools, and methods23 Dec 2025US 12,502,701 B2Battelle Memorial Institute
- Extrusion molding method and extrusion molding apparatus of a differential thickness pipe having a solid part25 Jun 2026US 2026/0175277 A1Sango Co., Ltd.
- Shear Assisted Extrusion Apparatus, Tools, and Methods21 May 2026US 2026/0138170 A1Battelle Memorial Institute
- Shear-Assisted Extrusion Tool Components23 Apr 2026US 2026/0108929 A1Atomic 13, LLC
- Billet Handling Systems for Shear Assisted Extrusion16 Apr 2026US 2026/0102803 A1Atomic 13, LLC
- Shear Assisted Extrusion Press Apparatus and Components16 Apr 2026US 2026/0102804 A1Atomic 13, LLC
Most cited
By later US patents
- Extrusion molding process and apparatus82US 6,027,683 A2000
- Method of making a sintered body having an internal channel73US 4,881,431 AFried. Krupp Gesellscahft mit beschrankter Haftung · 1989
- Fabric coating by extrusion die-calendering apparatus and method66US 3,956,056 AUniroyal, Inc. · 1976
- Process of forming an irregular surface on the inside of a tube or pipe57US 3,944,641 A1976
- Methods for forming artificial diamond48US 5,462,772 A1995