E04C 2003/0404
Beams, girders, or joists characterised by cross-sectional aspects
Official title: {beams, girders, or joists characterised by cross-sectional aspects}
E04C2003/0404 (Beams, girders, or joists characterised by cross-sectional aspects) appears on 1,129 US grants and 1,201 published applications in this corpus.
Search patents in E04C- Granted patents
- 1,129
- Published applications
- 1,201
- Assignees
- 586
- Inventors
- 1,698
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 13 | 0 |
| 1977 | 9 | 0 |
| 1978 | 7 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 5 | 0 |
| 1982 | 6 | 0 |
| 1983 | 5 | 0 |
| 1984 | 5 | 0 |
| 1985 | 16 | 0 |
| 1986 | 10 | 0 |
| 1987 | 19 | 0 |
| 1988 | 7 | 0 |
| 1989 | 5 | 0 |
| 1990 | 9 | 0 |
| 1991 | 13 | 0 |
| 1992 | 10 | 0 |
| 1993 | 6 | 0 |
| 1994 | 13 | 0 |
| 1995 | 21 | 0 |
| 1996 | 17 | 0 |
| 1997 | 19 | 0 |
| 1998 | 20 | 0 |
| 1999 | 18 | 0 |
| 2000 | 20 | 0 |
| 2001 | 27 | 9 |
| 2002 | 27 | 37 |
| 2003 | 22 | 29 |
| 2004 | 25 | 54 |
| 2005 | 16 | 46 |
| 2006 | 13 | 45 |
| 2007 | 16 | 61 |
| 2008 | 12 | 51 |
| 2009 | 21 | 53 |
| 2010 | 39 | 40 |
| 2011 | 30 | 47 |
| 2012 | 30 | 50 |
| 2013 | 31 | 38 |
| 2014 | 49 | 58 |
| 2015 | 37 | 63 |
| 2016 | 48 | 55 |
| 2017 | 53 | 48 |
| 2018 | 47 | 60 |
| 2019 | 56 | 75 |
| 2020 | 57 | 67 |
| 2021 | 44 | 45 |
| 2022 | 36 | 45 |
| 2023 | 44 | 39 |
| 2024 | 28 | 41 |
| 2025 | 32 | 30 |
| 2026 | 11 | 15 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Purlin construction with water flow system for flat panels22 Sep 2026US 12,742,324 B2
- Composite open web beam-joist and method of manufacture15 Sep 2026US 12,735,892 B2B&H Solutions LLC
- Attachment systems for pultruded, extruded, and molded parts25 Aug 2026US 12,715,520 B2Zephyros, Inc.
- 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
- Joist table systems and methods24 Sep 2026US 2026/0286702 A1Nucor Corporation
- Multi-chamber closed structural element and method of manufacturing a multi-chamber closed structural element10 Sep 2026US 2026/0266052 A1Zieta Prozessdesign SpóLka Z Ograniczona Odpowiedzialnoscia
- 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
Most cited
By later US patents
- Mounting rail212US 5,927,041 AHilti Aktiengesellschaft · 1999
- Metal frames168US 5,157,883 A1992
- Wall frame structure168US 5,325,651 AUniframes Holdings Pty Limited · 1994
- Interior shaft wall construction153US 5,950,385 A1999
- Pre-spaced time-saving track for mounting studs for construction of drywall and other wall surfaces148US 5,797,233 A1998