E04G 7/34
With coupling elements using positive engagement
Official title: with coupling elements using positive engagement, e.g. hooks or pins
E04G7/34 (With coupling elements using positive engagement) appears on 45 US grants and 91 published applications in this corpus.
Search patents in E04G- Granted patents
- 45
- Published applications
- 91
- Assignees
- 50
- Inventors
- 106
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 1 | 0 |
| 2005 | 1 | 1 |
| 2006 | 1 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 2 |
| 2012 | 1 | 1 |
| 2013 | 0 | 5 |
| 2014 | 2 | 3 |
| 2015 | 3 | 0 |
| 2016 | 2 | 6 |
| 2017 | 0 | 1 |
| 2018 | 6 | 3 |
| 2019 | 2 | 8 |
| 2020 | 2 | 4 |
| 2021 | 3 | 6 |
| 2022 | 3 | 9 |
| 2023 | 3 | 10 |
| 2024 | 6 | 7 |
| 2025 | 5 | 10 |
| 2026 | 4 | 13 |
By publication year. 2026 runs to 8 Oct.
Recent patents
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- Deck latch assembly for a scaffold platform8 Sep 2026US 12,729,549 B2Grady F. Smith & Co., Inc.
- Connector for a modular decking system and a modular decking system comprising the same10 Mar 2026US 12,571,220 B2Nononsense (Group) Ltd
- Scaffold node10 Feb 2026US 12,546,126 B2Peri SE
- Sidewalk shed16 Dec 2025US 12,497,788 B2SHED Innovations Inc.
- Platform retention mechanism for scaffold and scaffold including same27 Aug 2026US 2026/0250965 A1Metaltech-Omega Inc.
- Scaffold and frame for scaffold27 Aug 2026US 2026/0250966 A1Metaltech-Omega Inc.
- Scaffold and platform for same27 Aug 2026US 2026/0250967 A1Metaltech-Omega Inc.
- Ladder Frame for a Scaffold Having Removable Ladder Rungs2 Jul 2026US 2026/0185365 A1Grady F. Smith & Co., Inc. d/b/a ScaffoldMart
- Scaffolding tower and scaffold and use of the tower and scaffold18 Jun 2026US 2026/0168267 A1Pilion
Most cited
By later US patents
- Shoring leg with node connectors38US 6,913,422 B2Aluma Enterprises Inc. · 2005
- Modular scaffold horizontal end connector16US 8,206,052 B1Excel Modular Scaffold and Leasing Corporation · 2012
- Method and device for locking a support ring to a scaffolding column15US 9,015,950 B2Alustar AS · 2015
- Scaffolding14US 10,125,505 B2Wls Intellectual Property Limited · 2018
- Mounting method for a handrail in a frame scaffolding14US 6,732,836 B22004