B28B 1/523
Containing metal fibres
Official title: {containing metal fibres (B28B1/526, B28B1/527 take precedence)}
B28B1/523 (Containing metal fibres) appears on 26 US grants and 31 published applications in this corpus.
Search patents in B28B- Granted patents
- 26
- Published applications
- 31
- Assignees
- 30
- Inventors
- 81
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 1 | 0 |
| 2005 | 1 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 5 |
| 2017 | 1 | 1 |
| 2018 | 0 | 2 |
| 2019 | 2 | 1 |
| 2020 | 1 | 1 |
| 2021 | 1 | 7 |
| 2022 | 2 | 1 |
| 2023 | 2 | 1 |
| 2024 | 2 | 4 |
| 2025 | 1 | 3 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Airforming constructive system29 Sep 2026US 12,746,707 B2
- Flexural hybrid span beam2 Jun 2026US 12,643,259 B2Najran University
- Twisted reinforcement fibers and method of making4 Nov 2025US 12,459,865 B2Helix Steel, LLC
- Construction method of 3D printing and weaving integrated building24 Sep 2024US 12,097,661 B2Zhejiang University
- Airforming constructive system11 Jun 2024US 12,005,607 B2Applied Physics, Inc.
- Flexural hybrid span beam27 Aug 2026US 2026/0249514 A1Najran University
- Core wall-thinning design method for prestressed high-performance concrete cylinder pipe22 Jan 2026US 2026/0022072 A1Zhengzhou University
- System for extruding building material enriched with aggregates and/or steel fibres for the additive manufacturing of architectural structures28 Aug 2025US 2025/0269552 A2Xtreee
- Flexural hybrid span beam13 Feb 2025US 2025/0050534 A1Najran University
- Early-strength and quick-setting ultra-high performance concrete (uhpc), and preparation method and use thereof13 Feb 2025US 2025/0051235 A1Qingdao University of Technology
Most cited
By later US patents
- Method of reinforcing concrete with fibres29US 4,062,913 AAB Institutet for Innovationsteknik · 1977
- Highly wear-resistant steel fiber reinforced concrete tiles28US 4,513,040 ARibbon Technology Corporation · 1985
- Method of making concrete electrically conductive for electromagnetic shielding purposes25US 5,346,547 AThe United States of America as represented by the Secretary of the Army · 1994
- Methods for manufacturing columnar structures19US 5,296,187 ARibbon Technology Corporation · 1994
- Method for manufacturing a reinforced cementitious structural member18US 5,308,572 ARibbon Technology Corporation · 1994