B21F 45/006
Wire-working in the manufacture of other particular articles: of concrete reinforcement fibres
Official title: {of concrete reinforcement fibres}
B21F45/006 (Wire-working in the manufacture of other particular articles: of concrete reinforcement fibres) appears on 15 US grants and 14 published applications in this corpus.
Search patents in B21F- Granted patents
- 15
- Published applications
- 14
- Assignees
- 17
- Inventors
- 32
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 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 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 3 |
| 2020 | 0 | 0 |
| 2021 | 0 | 2 |
| 2022 | 0 | 4 |
| 2023 | 4 | 0 |
| 2024 | 1 | 0 |
| 2025 | 1 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Reinforced composite materials, and methods of making the same7 Jul 2026US 12,674,320 B2The Penn State Research Foundation
- Portable cutting line18 Feb 2025US 12,226,817 B2
- Three-dimensional printing of cementitious compositions17 Sep 2024US 12,091,857 B2The Penn State Research Foundation
- Twisted helically shaped member12 Sep 2023US 11,752,540 B2Product Licensing Company Ltd
- Method and means of forming threaded ties and rods29 Aug 2023US 11,738,383 B2Product Licensing Company Ltd
- Concrete-reinforcing steel fiber wire rod not undergoing heat treatment, steel fiber, and manufacturing methods therefor23 Jul 2026US 2026/0210115 A1Posco
- Twisted helically shaped member29 Dec 2022US 2022/0410250 A1Product Licensing Company Ltd
- Processing method of npr steel rebar coil6 Oct 2022US 2022/0314291 A1
- Method & means of forming threaded ties and rods15 Sep 2022US 2022/0288669 A1Product Licensing Company Ltd
- Portable cutting line14 Jul 2022US 2022/0219348 A1
Most cited
By later US patents
- Reinforcing metal fibers25US 4,960,649 AKabushiki Kaisha Kobe Seiko Sho · 1990
- Metal fiber for reinforcing concrete18US 5,215,830 AILM-IPS S.p.A. · 1993
- Fiber for reinforcing concrete or similar materials made of wire of a flat material strip and device for manufacturing such fibers7US 5,359,873 AVulkan Harex Stahlfasertechnik GmbH & Co. KG · 1994
- Reinforcement fibres5US 4,210,009 ARocla Concrete Pipes Limited · 1980
- Device for producing metal fibers4US 6,748,781 B2Trifilarbed Bissen S.A. · 2004