B21D 5/086
For obtaining closed hollow profiles
Official title: {for obtaining closed hollow profiles}
B21D5/086 (For obtaining closed hollow profiles) appears on 54 US grants and 62 published applications in this corpus.
Search patents in B21D- Granted patents
- 54
- Published applications
- 62
- Assignees
- 47
- Inventors
- 121
- Latest grant
- 3 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 1 |
| 2002 | 3 | 7 |
| 2003 | 2 | 2 |
| 2004 | 4 | 2 |
| 2005 | 3 | 3 |
| 2006 | 1 | 1 |
| 2007 | 0 | 1 |
| 2008 | 1 | 3 |
| 2009 | 0 | 4 |
| 2010 | 1 | 0 |
| 2011 | 0 | 4 |
| 2012 | 6 | 4 |
| 2013 | 0 | 4 |
| 2014 | 5 | 3 |
| 2015 | 2 | 3 |
| 2016 | 2 | 1 |
| 2017 | 2 | 2 |
| 2018 | 1 | 2 |
| 2019 | 2 | 1 |
| 2020 | 1 | 3 |
| 2021 | 1 | 2 |
| 2022 | 2 | 1 |
| 2023 | 3 | 4 |
| 2024 | 0 | 0 |
| 2025 | 2 | 3 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Pocket flange forming device for duct3 Mar 2026US 12,564,872 B2Jinwoong Technology Co., Ltd.
- Method for manufacturing rollforming frame, and rollforming frame13 Jan 2026US 12,521,779 B2Suzhou Efficient Profile Intelligent Manufacturing Co., Ltd
- Multi-tubular beam for a vehicle23 Dec 2025US 12,502,703 B2Shape Corp.
- Method for joining edges and/or surfaces of a profile, joining roller arrangement and profiling installation13 May 2025US 12,296,368 B2Dreistern GmbH & Co. KG
- Profiling station, profiling unit formed therefrom and profiling system5 Sep 2023US 11,745,239 B2ASMAG-Holding GmbH
- Method for manufacturing a multi-chamber profile and multi-chamber profile4 Jun 2026US 2026/0151815 A1
- Method for a profiling system, closed profile according to the method, and housing with the closed profile25 Dec 2025US 2025/0391961 A1fischer Edelstahlrohre GmbH
- Method for producing at least one component element for a furniture fitting11 Sep 2025US 2025/0281961 A1Julius Blum GmbH
- Method for manufacturing rollforming frame, and rollforming frame17 Apr 2025US 2025/0121420 A1Suzhou Efficient Profile Intelligent Manufacturing Co., Ltd
- Pocket flange forming device for duct28 Dec 2023US 2023/0415214 A1Jinwoong Technology Co., Ltd.
Most cited
By later US patents
- System for fabricating contour muntin bars from sheet material30US 6,438,819 B1Glass Equipment Development, Inc. · 2002
- Method for producing a bumper reinforcement23US 6,813,920 B2Asteer Co., Ltd. · 2004
- Dunnage bar and method of making it21US 4,238,550 AEquipment Manufacturing, Inc. · 1980
- Method for fabricating contour muntin bars from sheet material21US 6,651,304 B2Glass Equipment Development, Inc. · 2003
- Notched muntin bars having two finishes20US 6,708,384 B2Glass Equipment Development, Inc. · 2004