B21D 11/00
Bending not restricted to forms of material mentioned in only one of
Official title: Bending not restricted to forms of material mentioned in only one of groups B21D5/00, B21D7/00, B21D9/00; Bending not provided for in groups B21D5/00 - B21D9/00 (corrugating or bending into wave form B21D13/00, B21D15/00; flanging B21D19/00); Twisting
B21D11/00 (Bending not restricted to forms of material mentioned in only one of) appears on 894 US grants and 700 published applications in this corpus.
Search patents in B21D- Granted patents
- 894
- Published applications
- 700
- Assignees
- 583
- Inventors
- 1,794
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 11 | 0 |
| 1977 | 14 | 0 |
| 1978 | 14 | 0 |
| 1979 | 11 | 0 |
| 1980 | 6 | 0 |
| 1981 | 11 | 0 |
| 1982 | 14 | 0 |
| 1983 | 10 | 0 |
| 1984 | 13 | 0 |
| 1985 | 13 | 0 |
| 1986 | 20 | 0 |
| 1987 | 11 | 0 |
| 1988 | 16 | 0 |
| 1989 | 13 | 0 |
| 1990 | 14 | 0 |
| 1991 | 21 | 0 |
| 1992 | 13 | 0 |
| 1993 | 16 | 0 |
| 1994 | 18 | 0 |
| 1995 | 5 | 0 |
| 1996 | 18 | 0 |
| 1997 | 8 | 0 |
| 1998 | 18 | 0 |
| 1999 | 20 | 0 |
| 2000 | 21 | 0 |
| 2001 | 22 | 4 |
| 2002 | 18 | 17 |
| 2003 | 12 | 22 |
| 2004 | 20 | 32 |
| 2005 | 15 | 33 |
| 2006 | 23 | 18 |
| 2007 | 14 | 19 |
| 2008 | 13 | 17 |
| 2009 | 9 | 17 |
| 2010 | 5 | 19 |
| 2011 | 11 | 17 |
| 2012 | 11 | 25 |
| 2013 | 17 | 37 |
| 2014 | 21 | 21 |
| 2015 | 24 | 51 |
| 2016 | 20 | 48 |
| 2017 | 39 | 44 |
| 2018 | 26 | 37 |
| 2019 | 45 | 39 |
| 2020 | 30 | 38 |
| 2021 | 36 | 38 |
| 2022 | 30 | 29 |
| 2023 | 30 | 19 |
| 2024 | 22 | 23 |
| 2025 | 24 | 26 |
| 2026 | 8 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B21D 11/10Bending specially adapted to produce specific articles278
- B21D 11/20Bending sheet metal, not otherwise provided for172
- B21D 11/06Bending into helical or spiral form147
- B21D 11/08Bending by altering the thickness of part of the cross-section of the117
- B21D 11/14Twisting80
- B21D 11/02Bending by stretching or pulling over a die70
- B21D 11/18Joggling51
- B21D 11/22Auxiliary equipment36
Recent patents
- Apparatus and method for bending elongated metal products15 Sep 2026US 12,734,572 B2M. E. P. Macchine Elettroniche Piegatrici SpA
- Compressive stress forming systems and methods28 Jul 2026US 12,691,486 B2Magna International Inc.
- Concrete reinforcement21 Jul 2026US 12,687,019 B2Stanley Wire Limited
- Portable electric power tool for bending elongate objects16 Jun 2026US 12,654,215 B2Black & Decker Inc.
- Fixing device for bending processing of shaft- shaped member12 May 2026US 12,623,269 B2
- Information processor, press machine system, and data generation method17 Sep 2026US 2026/0273605 A1Murata Machinery, Ltd.
- Bending machine27 Aug 2026US 2026/0249340 A1Odfjell Oceanwind AS
- Linear pass incremental sheet metal forming6 Aug 2026US 2026/0225146 A1Ohio State Innovation Foundation
- Vaporizing core, injection mold for vaporizing core, injection molding method and electronic cigarette30 Jul 2026US 2026/0215505 A1Shenzhen Geekvape Technology Co., Ltd.
- Automated sphere plate pressing method16 Jul 2026US 2026/0199948 A1CB&I STS Delaware LLC
Most cited
By later US patents
- Tubular structures and knurling systems and methods of manufacture and use thereof118US 9,933,092 B2Deflecto, LLC · 2018
- Adjustable rod bending device for a corrective spinal rod which is used in a surgical operation97US 6,035,691 A2000
- Method and apparatus for sheet-metal processing79US 5,359,872 AOkuma Corporation · 1994
- Method and apparatus for forming a metal sheet under elevated temperature and air pressure69US 6,619,094 B2Airbus Deutschland GmbH · 2003
- Method of forming a hollow blade68US 5,063,662 AUnited Technologies Corporation · 1991