E04C 2003/0439
The cross-section comprising open parts and hollow parts
Official title: {the cross-section comprising open parts and hollow parts}
E04C2003/0439 (The cross-section comprising open parts and hollow parts) appears on 228 US grants and 244 published applications in this corpus.
Search patents in E04C- Granted patents
- 228
- Published applications
- 244
- Assignees
- 142
- Inventors
- 358
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 5 | 0 |
| 1986 | 1 | 0 |
| 1987 | 4 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 4 | 0 |
| 1996 | 6 | 0 |
| 1997 | 5 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 4 | 0 |
| 2001 | 3 | 2 |
| 2002 | 5 | 8 |
| 2003 | 3 | 6 |
| 2004 | 5 | 8 |
| 2005 | 2 | 2 |
| 2006 | 1 | 10 |
| 2007 | 4 | 22 |
| 2008 | 3 | 16 |
| 2009 | 4 | 7 |
| 2010 | 9 | 16 |
| 2011 | 9 | 8 |
| 2012 | 7 | 8 |
| 2013 | 6 | 9 |
| 2014 | 13 | 16 |
| 2015 | 6 | 12 |
| 2016 | 9 | 9 |
| 2017 | 13 | 7 |
| 2018 | 7 | 11 |
| 2019 | 6 | 8 |
| 2020 | 12 | 14 |
| 2021 | 6 | 7 |
| 2022 | 8 | 11 |
| 2023 | 8 | 8 |
| 2024 | 7 | 11 |
| 2025 | 5 | 7 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Attachment systems for pultruded, extruded, and molded parts25 Aug 2026US 12,715,520 B2Zephyros, Inc.
- Roof construction for a canopy, kit of parts for assembling the roof construction, and method for placing a ledstrip in the roof construction25 Nov 2025US 12,480,311 B2Renson Outdoor NV
- Structural member assemblies, beams, and support structures comprising same30 Sep 2025US 12,428,831 B2Elevate Structures, LLC
- Structural stud post with thermal break17 Jun 2025US 12,331,514 B2Porta-Fab Corporation
- Frame, basic framework, module, profile and set of structural elements for modular construction and a modular-construction building13 May 2025US 12,297,638 B2Knauf Gips KG
- Box beam and method of manufacturing16 Jul 2026US 2026/0201699 A1
- Structural stud post with thermal break2 Oct 2025US 2025/0305282 A1Porta-Fab Corporation
- Box beam adjustable support systems19 Jun 2025US 2025/0198151 A1Simpson Strong-Tie Company, Inc.
- Universal Mount Platform System with Linear Mount Platform5 Jun 2025US 2025/0180054 A1
- Roofing structure16 Jan 2025US 2025/0019969 A1Mar-Key Marquees Limited
Most cited
By later US patents
- Roof mount sealing assembly129US 8,448,405 B2D Three Enterprises, LLC · 2013
- Sheet metal structural shape and use in building structures109US 4,507,901 A1985
- Interlocking shape for use in construction members84US 8,661,765 B2D Three Enterprises, LLC · 2014
- Lumber-compatible lightweight metal construction system68US 5,842,318 A1998
- Structural shear resisting member and method employed therein67US 5,664,388 ADonna Bass · 1997