B21D 51/04
Built-up objects
Official title: built-up objects, e.g. objects with rigidly-attached bottom or cover
B21D51/04 (Built-up objects) appears on 12 US grants and 12 published applications in this corpus.
Search patents in B21D- Granted patents
- 12
- Published applications
- 12
- Assignees
- 12
- Inventors
- 37
- Latest grant
- 11 Oct 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 2 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 1 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 2 |
| 2018 | 1 | 0 |
| 2019 | 0 | 1 |
| 2020 | 1 | 1 |
| 2021 | 1 | 1 |
| 2022 | 3 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Combinational heatsink tube for intercooler11 Oct 2022US 11,465,194 B2
- Method for the chipless production of a rotationally symmetrical body from a circular sheet metal blank10 May 2022US 11,325,174 B2WF-Maschinenbau und Blechformtechnik GmbH & Co. Kommanditgesellschaft
- Method for producing a container3 May 2022US 11,318,524 B2Continental Teves AG & Co. oHG
- Cross member of vehicle body and method of manufacturing cross member10 Aug 2021US 11,084,531 B2Toyota Jidosha Kabushiki Kaisha
- Apparatus and method for production of duct members1 Sep 2020US 10,758,962 B2Cleveland Tool & Machine, Inc.
- Two-piece metal can and manufacturing method thereof13 Aug 2026US 2026/0233289 A1Daiwa Can Company
- Storage system and storage container18 Dec 2025US 2025/0381589 A1
- Combinational Heatsink Tube for Intercooler31 Mar 2022US 2022/0097122 A1
- Method for the chipless production of a rotationally symmetrical body from a circular sheet metal blank9 Sep 2021US 2021/0276066 A1WF-Maschinenbau und Blechformtechnik GmbH & Co. Kommanditgesellschaft
- Cross member of vehicle body and method of manufacturing cross member23 Jan 2020US 2020/0023904 A1Toyota Jidosha Kabushiki Kaisha
Most cited
By later US patents
- Tube forming on an end fitting18US 5,983,478 AThe Boeing Company · 1999
- Process for producing a tubular component6US 6,842,957 B2Corus Staal BV · 2005
- Apparatus and method for production of adjustable duct member3US 9,561,536 B2Cleveland Tool & Machine, Inc. · 2017
- Cross member of vehicle body and method of manufacturing cross member2US 11,084,531 B2Toyota Jidosha Kabushiki Kaisha · 2021
- Casket2US 8,661,633 B2Genesis International, Inc. · 2014