B21B 39/02
Feeding or supporting work
Official title: Feeding or supporting work; Braking or tensioning arrangements {, e.g. threading arrangements}
B21B39/02 (Feeding or supporting work) appears on 233 US grants and 158 published applications in this corpus.
Search patents in B21B- Granted patents
- 233
- Published applications
- 158
- Assignees
- 124
- Inventors
- 497
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 5 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 6 | 0 |
| 1982 | 2 | 0 |
| 1983 | 4 | 0 |
| 1984 | 4 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 4 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 7 | 0 |
| 1995 | 5 | 0 |
| 1996 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 9 | 0 |
| 1999 | 11 | 0 |
| 2000 | 3 | 0 |
| 2001 | 5 | 2 |
| 2002 | 11 | 4 |
| 2003 | 3 | 6 |
| 2004 | 4 | 9 |
| 2005 | 3 | 5 |
| 2006 | 6 | 4 |
| 2007 | 5 | 6 |
| 2008 | 4 | 5 |
| 2009 | 3 | 5 |
| 2010 | 4 | 7 |
| 2011 | 3 | 2 |
| 2012 | 3 | 2 |
| 2013 | 6 | 6 |
| 2014 | 2 | 19 |
| 2015 | 5 | 8 |
| 2016 | 10 | 7 |
| 2017 | 14 | 2 |
| 2018 | 5 | 15 |
| 2019 | 10 | 9 |
| 2020 | 5 | 4 |
| 2021 | 7 | 10 |
| 2022 | 8 | 5 |
| 2023 | 8 | 6 |
| 2024 | 4 | 4 |
| 2025 | 6 | 2 |
| 2026 | 2 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B21B 39/08Braking or tensioning arrangements97
- B21B 39/12Arrangement or installation of roller tables in relation to a roll stand64
- B21B 39/04Lifting or lowering work for conveying purposes25
- B21B 39/06Pushing or forcing work into pass16
- B21B 39/10Arrangement or installation of feeding rollers in rolling stands5
Recent patents
- Multi-speed lightweight gutter machine28 Jul 2026US 12,691,485 B2Spartan Machine LLC
- Method and control device for operating a strip treatment installation for processing a strip, in particular a metal strip or rolling material20 Jan 2026US 12,528,107 B2SMS group GmbH
- Billet rolling mill equipped with a manipulator subassembly and method for controlling such a rolling mill25 Nov 2025US 12,479,017 B2Forge Pat GmbH
- Reduction of surface defects during finish rolling of hot strip14 Oct 2025US 12,440,878 B2Primetals Technologies Austria GmbH
- Pre-ageing systems and methods using magnetic heating24 Jun 2025US 12,338,520 B2Novelis Inc.
- Apparatus and method for receiving and unloading rolled bar8 Oct 2026US 2026/0307126 A1Danieli & C. Officine Meccaniche SpA
- Reversible roughing mill for an aluminum or aluminum alloy product and related process13 Aug 2026US 2026/0233276 A1Danieli & C. Officine Meccaniche SpA
- Device and method for producing a rolled metal strip18 Jun 2026US 2026/0166609 A1SMS group GmbH
- Process for operating a thermal treatment line for the flexible thermal treatment of metal pre-products22 Jan 2026US 2026/0022435 A1SMS group GmbH
- Electrode sheet fabrication device4 Dec 2025US 2025/0367721 A1Jtekt Corporation
Most cited
By later US patents
- Apparatus for and method of processing billets in a rolling mill69US 6,233,994 B1Morgan Construction Company · 2001
- Thin plate electrochemical cell32US 5,368,961 ABolder Battery, Inc. · 1994
- Apparatus for producing strip of stainless steel31US 5,904,204 ANippon Steel Corporation · 1999
- Continuous method of rolling a powder metallurgical metallic workpiece27US 7,648,596 B2Philip Morris USA Inc. · 2010
- Method and apparatus for continuously hot rolling strip20US 5,490,315 AItalimpianti of America, Inc. · 1996