B21B 2001/081
Roughening or texturing surfaces of structural sections, bars, rounds, wire rods
Official title: {Roughening or texturing surfaces of structural sections, bars, rounds, wire rods}
B21B2001/081 (Roughening or texturing surfaces of structural sections, bars, rounds, wire rods) appears on 6 US grants and 8 published applications in this corpus.
Search patents in B21B- Granted patents
- 6
- Published applications
- 8
- Assignees
- 8
- Inventors
- 32
- Latest grant
- 17 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 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 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 1 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Casting-rolling integrated plant for producing a hot-rolled finished strip from a steel melt17 Feb 2026US 12,551,943 B2Primetals Technologies Austria GmbH
- Method for setting roll gap of sinusoidal corrugated rolling for metal composite plate2 Jul 2024US 12,023,720 B2Taiyuan University of Technology
- Method for determining the stamping quality of profiled bar material19 Mar 2019US 10,232,420 B2Zumbach Electronic AG
- Clad steel rolled section for reinforcing concrete and method of production16 Dec 2003US 6,663,984 B2Zakrytoe Aktsionerone Obschestvo “Transkom”
- Spring washer and method for making the same22 Sep 1998US 5,809,820 ANissan Screw Co., Ltd.
- Casting-rolling integrated plant for producing a hot-rolled finished strip from a steel melt31 Aug 2023US 2023/0271247 A1Primetals Technologies Austria GmbH
- Method for setting roll gap of sinusoidal corrugated rolling for metal composite plate16 Jun 2022US 2022/0184678 A1Taiyuan University of Technology
- Production method and production facility for steel sheet pile with flanges27 Aug 2020US 2020/0269294 A1Nippon Steel Corporation
- Method for determining the stamping quality of profiled bar material24 Mar 2016US 2016/0082489 A1Zumbach Electronic AG
- Hollow Bar Manufacturing Process15 May 2008US 2008/0113534 A1Peter Andrew Gray
Most cited
By later US patents
- Method of producing improved serrated flats used in the manufacturing of grating8US 4,338,807 AArmco Inc. · 1982
- Clad steel rolled section for reinforcing concrete and method of production8US 6,663,984 B2Zakrytoe Aktsionerone Obschestvo “Transkom” · 2003
- Spring washer and method for making the same2US 5,809,820 ANissan Screw Co., Ltd. · 1998