E04C 2003/0443
Characterised by substantial shape of the cross-section
Official title: {characterised by substantial shape of the cross-section}
E04C2003/0443 (Characterised by substantial shape of the cross-section) appears on 1,046 US grants and 1,117 published applications in this corpus.
Search patents in E04C- Granted patents
- 1,046
- Published applications
- 1,117
- Assignees
- 553
- Inventors
- 1,579
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 12 | 0 |
| 1977 | 9 | 0 |
| 1978 | 7 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 4 | 0 |
| 1982 | 4 | 0 |
| 1983 | 5 | 0 |
| 1984 | 4 | 0 |
| 1985 | 16 | 0 |
| 1986 | 10 | 0 |
| 1987 | 18 | 0 |
| 1988 | 7 | 0 |
| 1989 | 5 | 0 |
| 1990 | 8 | 0 |
| 1991 | 13 | 0 |
| 1992 | 9 | 0 |
| 1993 | 5 | 0 |
| 1994 | 13 | 0 |
| 1995 | 19 | 0 |
| 1996 | 16 | 0 |
| 1997 | 17 | 0 |
| 1998 | 20 | 0 |
| 1999 | 17 | 0 |
| 2000 | 17 | 0 |
| 2001 | 25 | 9 |
| 2002 | 26 | 36 |
| 2003 | 21 | 28 |
| 2004 | 25 | 50 |
| 2005 | 16 | 45 |
| 2006 | 12 | 45 |
| 2007 | 14 | 59 |
| 2008 | 12 | 49 |
| 2009 | 21 | 50 |
| 2010 | 39 | 40 |
| 2011 | 28 | 45 |
| 2012 | 28 | 49 |
| 2013 | 29 | 34 |
| 2014 | 44 | 51 |
| 2015 | 34 | 50 |
| 2016 | 40 | 47 |
| 2017 | 46 | 41 |
| 2018 | 39 | 56 |
| 2019 | 53 | 74 |
| 2020 | 55 | 64 |
| 2021 | 41 | 43 |
| 2022 | 34 | 42 |
| 2023 | 42 | 36 |
| 2024 | 27 | 36 |
| 2025 | 27 | 26 |
| 2026 | 9 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- E04C 2003/0473U- or c-shapedIndexing code450
- E04C 2003/0452H- or i-shapedIndexing code383
- E04C 2003/0465Square- or rectangular-shapedIndexing code339
- E04C 2003/046L- or t-shapedIndexing code160
- E04C 2003/0447Circular- or oval-shapedIndexing code95
- E04C 2003/0482Z- or s-shapedIndexing code87
- E04C 2003/0469Triangular-shapedIndexing code52
- E04C 2003/0478X-shapedIndexing code43
Recent patents
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- 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 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
- Frame backing panel2 Jul 2026US 2026/0185352 A1
- Reinforced stud-framed wall28 May 2026US 2026/0146438 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
- Pre-spaced time-saving track for mounting studs for construction of drywall and other wall surfaces148US 5,797,233 A1998
- Light steel structural members148US 8,225,581 B2Sur-Stud Structural Technology Inc. · 2012