E04B 1/58
Of bar-shaped building elements
Official title: of bar-shaped building elements {(framework connections E04B1/21, E04B1/2403, E04B1/2604)}
E04B1/58 (Of bar-shaped building elements) appears on 494 US grants and 443 published applications in this corpus.
Search patents in E04B- Granted patents
- 494
- Published applications
- 443
- Assignees
- 313
- Inventors
- 975
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 4 | 0 |
| 1978 | 7 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 5 | 0 |
| 1982 | 7 | 0 |
| 1983 | 0 | 0 |
| 1984 | 5 | 0 |
| 1985 | 4 | 0 |
| 1986 | 10 | 0 |
| 1987 | 7 | 0 |
| 1988 | 9 | 0 |
| 1989 | 8 | 0 |
| 1990 | 14 | 0 |
| 1991 | 7 | 0 |
| 1992 | 7 | 0 |
| 1993 | 9 | 0 |
| 1994 | 5 | 0 |
| 1995 | 5 | 0 |
| 1996 | 4 | 0 |
| 1997 | 6 | 0 |
| 1998 | 9 | 0 |
| 1999 | 7 | 0 |
| 2000 | 5 | 0 |
| 2001 | 10 | 2 |
| 2002 | 10 | 5 |
| 2003 | 4 | 6 |
| 2004 | 8 | 14 |
| 2005 | 6 | 16 |
| 2006 | 8 | 12 |
| 2007 | 4 | 11 |
| 2008 | 2 | 14 |
| 2009 | 7 | 6 |
| 2010 | 7 | 9 |
| 2011 | 7 | 6 |
| 2012 | 4 | 10 |
| 2013 | 10 | 9 |
| 2014 | 14 | 16 |
| 2015 | 7 | 18 |
| 2016 | 18 | 18 |
| 2017 | 19 | 23 |
| 2018 | 18 | 28 |
| 2019 | 28 | 38 |
| 2020 | 34 | 31 |
| 2021 | 23 | 31 |
| 2022 | 24 | 25 |
| 2023 | 22 | 28 |
| 2024 | 17 | 32 |
| 2025 | 18 | 18 |
| 2026 | 15 | 17 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- E04B 1/5825With a closed cross-section272
- E04B 1/5806With a cross-section having an open profile116
- E04B 2001/5868Hinged connectionsIndexing code58
- E04B 2001/5887Using connectors with socketsIndexing code52
- E04B 2001/5881Using an undercut grooveIndexing code49
- E04B 2001/5875Using exterior clamping plates or shellsIndexing code38
- E04B 2001/5893Puzzle type connectionsIndexing code17
- E04B 2001/5862Angularly adjustable connections without hinge pinIndexing code13
Recent patents
- Framing system including tubes joined with slots, hooks and wedges integrated into the tubes25 Aug 2026US 12,716,442 B2
- Connector with a receiving fin14 Jul 2026US 12,680,295 B2
- Construction system7 Jul 2026US 12,674,316 B2Original Engineering, LLC
- Construction tie for securing U-channels vertically in columns30 Jun 2026US 12,668,968 B2
- Connector30 Jun 2026US 12,668,969 B2
- Composite beam, building, and reinforcing metal fitting1 Oct 2026US 2026/0297926 A1Sekisui House, Ltd.
- High capacity lateral overturning restraint17 Sep 2026US 2026/0275702 A1Mitek Holdings, Inc.
- Structure and method of forming a single or multilevel structure17 Sep 2026US 2026/0275714 A1Massframe Solutions
- Coupled beam and beam-pillar connection structure27 Aug 2026US 2026/0250942 A1Sekisui House, Ltd.
- Four-frame connector and display stand for display stands13 Aug 2026US 2026/0235149 A1
Most cited
By later US patents
- Mechanical locking system for panels and method of installing same268US 7,841,145 B2Välinge Innovation AB · 2010
- Mechanical locking of floor panels with a flexible tongue188US 8,341,915 B2Välinge Innovation AB · 2013
- Mechanical locking of floor panels with a flexible tongue169US 8,381,477 B2Välinge Innovation AB · 2013
- Wall construction167US 4,805,364 A1989
- Portable structure139US 5,144,780 A1992