E04C 2003/0452
H- or i-shaped
Official title: {H- or I-shaped}
E04C2003/0452 (H- or i-shaped) appears on 383 US grants and 327 published applications in this corpus.
Search patents in E04C- Granted patents
- 383
- Published applications
- 327
- Assignees
- 213
- Inventors
- 556
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 8 | 0 |
| 1978 | 5 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 4 | 0 |
| 1982 | 4 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 10 | 0 |
| 1986 | 7 | 0 |
| 1987 | 9 | 0 |
| 1988 | 5 | 0 |
| 1989 | 4 | 0 |
| 1990 | 4 | 0 |
| 1991 | 5 | 0 |
| 1992 | 6 | 0 |
| 1993 | 3 | 0 |
| 1994 | 5 | 0 |
| 1995 | 7 | 0 |
| 1996 | 10 | 0 |
| 1997 | 10 | 0 |
| 1998 | 10 | 0 |
| 1999 | 8 | 0 |
| 2000 | 6 | 0 |
| 2001 | 14 | 4 |
| 2002 | 6 | 11 |
| 2003 | 8 | 10 |
| 2004 | 6 | 17 |
| 2005 | 6 | 16 |
| 2006 | 3 | 14 |
| 2007 | 5 | 19 |
| 2008 | 4 | 18 |
| 2009 | 7 | 10 |
| 2010 | 14 | 14 |
| 2011 | 7 | 7 |
| 2012 | 6 | 10 |
| 2013 | 10 | 8 |
| 2014 | 8 | 16 |
| 2015 | 9 | 12 |
| 2016 | 10 | 15 |
| 2017 | 17 | 16 |
| 2018 | 12 | 12 |
| 2019 | 13 | 16 |
| 2020 | 15 | 25 |
| 2021 | 14 | 12 |
| 2022 | 11 | 15 |
| 2023 | 13 | 9 |
| 2024 | 7 | 10 |
| 2025 | 9 | 6 |
| 2026 | 3 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Composite open web beam-joist and method of manufacture15 Sep 2026US 12,735,892 B2B&H Solutions LLC
- Structural component for supporting construction panels and a wall comprising the same14 Jul 2026US 12,680,302 B2Saint-Gobain Placo
- Truss system14 Jul 2026US 12,680,303 B2
- Modular posts of an integrated construction system23 Dec 2025US 12,503,871 B2Apache Industrial Services, Inc.
- Method of manufacturing a dome and a dome manufactured using the method11 Nov 2025US 12,467,259 B2Rolls-Royce Smr Limited
- Joist assembly with shaped chord channel16 Jul 2026US 2026/0201698 A1CSM PRODUCTS & SOLUTIONS dba CSM METAL DECK
- Box beam and method of manufacturing16 Jul 2026US 2026/0201699 A1
- Steel section having a thickness of at least 100mm and method of manufacturing the same2 Jul 2026US 2026/0185179 A1
- Composite Open Web Beam-Joist and Method of Manufacture19 Mar 2026US 2026/0078582 A1B&H Solutions LLC
- Modular Posts of an Integrated Construction System26 Feb 2026US 2026/0055625 A1Apache Industrial Services, Inc.
Most cited
By later US patents
- Sheet metal structural shape and use in building structures109US 4,507,901 A1985
- Roof panel system having increased resistance to wind loads93US 5,697,197 AHarold Simpson, Inc. · 1997
- Construction element90US 5,511,355 A1996
- Lumber-compatible lightweight metal construction system68US 5,842,318 A1998
- Structural shear resisting member and method employed therein67US 5,664,388 ADonna Bass · 1997