E04C 5/208
Spacers especially adapted for cylindrical reinforcing cages
Official title: {Spacers especially adapted for cylindrical reinforcing cages}
E04C5/208 (Spacers especially adapted for cylindrical reinforcing cages) appears on 22 US grants and 18 published applications in this corpus.
Search patents in E04C- Granted patents
- 22
- Published applications
- 18
- Assignees
- 10
- Inventors
- 22
- Latest grant
- 15 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 4 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 2 | 2 |
| 2017 | 1 | 1 |
| 2018 | 2 | 2 |
| 2019 | 1 | 1 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 4 |
| 2023 | 4 | 1 |
| 2024 | 0 | 1 |
| 2025 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Composite conduit formwork structure and method of fabrication15 Jul 2025US 12,359,427 B2Forma Technologies Inc.
- Methods of additively manufacturing tower structures with coiled polymer reinforcement members3 Jun 2025US 12,319,001 B2GE Vernova Infrastructure Technology LLC
- Composite column formwork and method of use29 Aug 2023US 11,739,525 B2Forma Technologies Inc.
- Composite concrete structure formwork and method of fabrication29 Aug 2023US 11,739,526 B2Forma Technologies Inc.
- Composite conduit formwork structure and method of fabrication28 Feb 2023US 11,591,793 B2Forma Technologies Inc.
- Methods of additively manufacturing tower structures with coiled polymer reinforcement members16 May 2024US 2024/0157644 A1General Electric Company
- Composite conduit formwork structure and method of fabrication29 Jun 2023US 2023/0203809 A1Forma Technologies Inc.
- Composite column formwork and method of use12 May 2022US 2022/0145621 A1Forma Technologies Inc.
- Composite conduit formwork structure and method of fabrication12 May 2022US 2022/0145622 A1Forma Technologies Inc.
- Composite concrete structure formwork and method of fabrication12 May 2022US 2022/0145646 A1Forma Technologies Inc.
Most cited
By later US patents
- Method for building a reinforced concrete structure20US 4,472,331 A1984
- System for insulated concrete composite wall panels19US 10,011,988 B22018
- Reinforcing network for concrete structure17US 4,463,538 A1984
- Spacer member for reinforcing steel15US 4,833,857 A1989
- Cellular stirrups and ties for structural members13US 7,421,827 B12008