B21D 49/00
Sheathing or stiffening objects
Official title: Sheathing or stiffening objects (by winding wire or tape thereon B65H54/00, B65H81/00; specially adapted for manufacturing conductors or cables H01B13/26)
B21D49/00 (Sheathing or stiffening objects) appears on 43 US grants and 34 published applications in this corpus.
Search patents in B21D- Granted patents
- 43
- Published applications
- 34
- Assignees
- 39
- Inventors
- 103
- Latest grant
- 14 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 1 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 2 |
| 2011 | 0 | 1 |
| 2012 | 2 | 2 |
| 2013 | 1 | 2 |
| 2014 | 1 | 3 |
| 2015 | 2 | 3 |
| 2016 | 1 | 2 |
| 2017 | 2 | 3 |
| 2018 | 3 | 4 |
| 2019 | 1 | 1 |
| 2020 | 1 | 2 |
| 2021 | 4 | 2 |
| 2022 | 1 | 1 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for forming and heat treating near net shape complex structures from sheet metal14 Apr 2026US 12,599,953 B2Spirit AeroSystems, Inc.
- Roof deck8 Apr 2025US 12,270,202 B2Epic Metals Corporation
- Conduits for transporting fluids and methods of fabricating the same29 Nov 2022US 11,512,807 B2The Boeing Company
- Integrated method for manufacturing high-temperature resistant thin-walled component by preforming by laying metal foil strip28 Dec 2021US 11,207,732 B2Dalian University of Technology
- Methods and systems for jacket joints31 Aug 2021US 11,103,913 B2Johns Manville
- Method for forming and heat treating near net shape complex structures from sheet metal31 Aug 2023US 2023/0271242 A1Spirit AeroSystems, Inc.
- Sheet metal assembly having one stiffening members with a predetermined draw depth24 Nov 2022US 2022/0376338 A1GM Global Technology Operations LLC
- Conduits for transporting fluids and methods of fabricating the same2 Sep 2021US 2021/0270405 A1The Boeing Company
- Integrated method for manufacturing high-temperature resistant thin-walled component by preforming by laying metal foil strip15 Jul 2021US 2021/0213528 A1Dalian University of Technology
- Roof Deck29 Oct 2020US 2020/0340247 A1Epic Metals Corporation
Most cited
By later US patents
- Process of manufacturing composite tube by rolling and welding without elongating the same18US 4,999,903 APabreco S.A. · 1991
- Method of making bright-faced reinforced plastic bumper17US 4,545,105 AAutodynamics Corporation of America · 1985
- Dual adhesive method and article16US 4,051,286 AFruehauf Corporation · 1977
- Apparatus and method for encasing an object in a case16US 6,405,437 B1ArvinMeritor GmbH · 2002
- Method and means for processing metal sheets11US 4,211,102 A1980