E04C 2003/0456
Hollow flanged, i.e. "dogbone" metal beams
Official title: {hollow flanged, i.e. "dogbone" metal beams}
E04C2003/0456 (Hollow flanged, i.e. "dogbone" metal beams) appears on 64 US grants and 48 published applications in this corpus.
Search patents in E04C- Granted patents
- 64
- Published applications
- 48
- Assignees
- 43
- Inventors
- 121
- Latest grant
- 17 Jun 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 4 | 0 |
| 1996 | 6 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 3 |
| 2002 | 2 | 2 |
| 2003 | 4 | 1 |
| 2004 | 1 | 4 |
| 2005 | 2 | 3 |
| 2006 | 1 | 1 |
| 2007 | 1 | 0 |
| 2008 | 1 | 2 |
| 2009 | 0 | 3 |
| 2010 | 1 | 0 |
| 2011 | 2 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 3 | 4 |
| 2015 | 0 | 1 |
| 2016 | 4 | 4 |
| 2017 | 1 | 1 |
| 2018 | 3 | 2 |
| 2019 | 0 | 1 |
| 2020 | 2 | 4 |
| 2021 | 0 | 1 |
| 2022 | 2 | 4 |
| 2023 | 2 | 2 |
| 2024 | 2 | 2 |
| 2025 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Support beam for screened enclosure and connectors therefore17 Jun 2025US 12,331,505 B2Nico IP, LLC
- Heavy duty transom for structural support systems28 Jan 2025US 12,209,421 B2Frico AS
- Structural joists and methods to manufacture the same10 Sep 2024US 12,084,860 B2
- I-profile preform and an I-profile manufacturing method6 Aug 2024US 12,054,946 B2Instytut Formy Sp. Zo.O .
- Modular partition system5 Sep 2023US 11,746,525 B2Ultraframe (UK) Limited
- Multi-purpose beam assembly for scaffolding system9 Jan 2025US 2025/0012100 A1Atlantic Pacific Equipment, Inc.
- Structural joists and methods to manufacture the same26 Dec 2024US 2024/0426103 A1Trilogy Structural, LLC
- Extrusion profile for modular structural applications and corresponding method1 Feb 2024US 2024/0035279 A1Universite Laval
- Support beam for screened enclosure and connectors therefore26 Oct 2023US 2023/0340773 A1Florida Sales & Marketing, LLC
- An i-profile preform and an i-profile manufacturing method5 Jan 2023US 2023/0003023 A1Instytut Formy Sp. Z O.O.
Most cited
By later US patents
- Lumber-compatible lightweight metal construction system68US 5,842,318 A1998
- Structural shear resisting member and method employed therein67US 5,664,388 ADonna Bass · 1997
- Extendible interconnected C-studs66US 5,464,302 ANational Gypsum Company · 1995
- Structural beam66US 5,553,437 A1996
- Method for reinforcing a structural frame46US 5,904,025 A1999