E04C 5/073
Discrete reinforcing elements
Official title: {Discrete reinforcing elements, e.g. fibres}
E04C5/073 (Discrete reinforcing elements) appears on 266 US grants and 273 published applications in this corpus.
Search patents in E04C- Granted patents
- 266
- Published applications
- 273
- Assignees
- 201
- Inventors
- 557
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 2 | 0 |
| 1978 | 5 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 4 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 5 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 7 | 0 |
| 2000 | 6 | 0 |
| 2001 | 4 | 3 |
| 2002 | 7 | 6 |
| 2003 | 12 | 12 |
| 2004 | 8 | 11 |
| 2005 | 6 | 6 |
| 2006 | 5 | 13 |
| 2007 | 2 | 3 |
| 2008 | 6 | 4 |
| 2009 | 3 | 7 |
| 2010 | 7 | 2 |
| 2011 | 2 | 5 |
| 2012 | 6 | 10 |
| 2013 | 2 | 11 |
| 2014 | 5 | 10 |
| 2015 | 6 | 14 |
| 2016 | 12 | 15 |
| 2017 | 12 | 15 |
| 2018 | 15 | 19 |
| 2019 | 10 | 23 |
| 2020 | 10 | 12 |
| 2021 | 16 | 14 |
| 2022 | 12 | 18 |
| 2023 | 17 | 12 |
| 2024 | 5 | 13 |
| 2025 | 9 | 9 |
| 2026 | 9 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Structural shear tie connector for sandwiched insulated concrete and sandwiched insulated concrete walls/panels15 Sep 2026US 12,735,893 B1
- Polymer fibers for concrete reinforcement8 Sep 2026US 12,729,294 B2Sika Technology AG
- Concrete reinforcement member1 Sep 2026US 12,723,409 B2Afyon Cimento Sanayi Turk Anonim Sirketi
- Post-tensioned concrete with fibers for slabs on supports11 Aug 2026US 12,703,976 B2Ccl Stressing International Ltd
- System and method for repairing and/or strengthening a porous structure, and unidirectional carbon fiber material for use therewith21 Jul 2026US 12,687,029 B2Stabl-Wall, LLC
- Frp rebar forming apparatus8 Oct 2026US 2026/0307342 A1Tsudakoma Kogyo Kabushiki Kaisha
- Welded Rebar for Load Transfer System27 Aug 2026US 2026/0250951 A1
- Fibre for concrete reinforcement with cross deformation6 Aug 2026US 2026/0226742 A1Optimet Concrete Products Inc.
- Multi-nozzle automated additive spraying and methods of additive spraying to form carbon dioxide-infused fiber-reinforced concrete2 Jul 2026US 2026/0185367 A1The Regents of the University of Michigan
- Flexible fibers, cementitious mixtures comprising flexible fibers, and building components formed therefrom25 Jun 2026US 2026/0176870 A1Indorama Ventures Hygiene Fibers, Inc.
Most cited
By later US patents
- Flexural strength in fiber-containing concrete113US 3,986,885 ABattelle Development Corporation · 1976
- Compact reinforced composite87US 4,979,992 AAktieselskabetarlborg Portland-Cement-Fabrik · 1990
- Durable porous article of manufacture and a process to create same79US 6,443,258 B1AWI Licensing LLC · 2002
- Composite structure with foamed cementitious layer78US 6,613,424 B1AWI Licensing LLC · 2003
- Graded fiber design and concrete reinforced therewith53US 5,456,752 ASynthetic Industries, Inc. · 1995