E04G 21/125
Reinforcement continuity box
Official title: {Reinforcement continuity box}
E04G21/125 (Reinforcement continuity box) appears on 35 US grants and 14 published applications in this corpus.
Search patents in E04G- Granted patents
- 35
- Published applications
- 14
- Assignees
- 19
- Inventors
- 43
- Latest grant
- 6 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 4 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 4 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 3 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 1 | 0 |
| 2019 | 0 | 1 |
| 2020 | 1 | 0 |
| 2021 | 0 | 2 |
| 2022 | 1 | 0 |
| 2023 | 1 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Connection system6 May 2025US 12,291,861 B2Illinois Tool Works Inc.
- Sealing connector for post tensioned anchor system10 Oct 2023US 11,781,329 B2Lugo Designs LLC
- Sealing connector for post tensioned anchor system22 Feb 2022US 11,255,096 B2Lugo Designs LLC
- System for wall to wall connection for precast shear walls and method thereof14 Jul 2020US 10,711,449 B2
- Solid reinforced concrete column based on arrangement of triangular reinforcing bar networks and method of constructing the same13 Mar 2018US 9,915,068 B2Samsung C&T Corporation
- Connection system and stiffening template28 Aug 2025US 2025/0270806 A1Illinois Tool Works Inc.
- Connection system2 Mar 2023US 2023/0068655 A1Illinois Tool Works Inc.
- Sealing connector for post tensioned anchor system4 Nov 2021US 2021/0340782 A1Lugo Designs LLC
- Sealing connector for post tensioned anchor system27 May 2021US 2021/0156161 A1Lugo Designs LLC
- System for wall to wall connection for precast shear walls and method thereof2 May 2019US 2019/0127965 A1Precast India Infrastructures Pvt. Ltd.
Most cited
By later US patents
- Method for the manufacture of reinforcement members and member manufactured by the method27US 4,010,586 AGebr. Zehtner AG (Armierungs-Unternehmung) · 1977
- Building panel chord tie and method of tieing together precast concrete building panels19US 4,182,092 A1980
- Device in concrete structures15US 4,742,655 AKaBe Industrier AB · 1988
- Device for connecting reinforced concrete sections13US 6,308,478 B1Pfeifer Holding GmbH & Co. KG · 2001
- Reinforcing steel connection12US 5,131,204 A1992