E04G 1/20
Scaffolds comprising upright members and provision for supporting cross-members or platforms at
Official title: Scaffolds comprising upright members and provision for supporting cross-members or platforms at different positions therealong
E04G1/20 (Scaffolds comprising upright members and provision for supporting cross-members or platforms at) appears on 145 US grants and 109 published applications in this corpus.
Search patents in E04G- Granted patents
- 145
- Published applications
- 109
- Assignees
- 65
- Inventors
- 219
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 5 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 6 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 5 | 0 |
| 1987 | 1 | 0 |
| 1988 | 4 | 0 |
| 1989 | 6 | 0 |
| 1990 | 1 | 0 |
| 1991 | 5 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 5 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 7 | 0 |
| 2000 | 4 | 0 |
| 2001 | 7 | 1 |
| 2002 | 4 | 5 |
| 2003 | 2 | 10 |
| 2004 | 6 | 4 |
| 2005 | 3 | 6 |
| 2006 | 3 | 4 |
| 2007 | 4 | 5 |
| 2008 | 0 | 4 |
| 2009 | 1 | 3 |
| 2010 | 4 | 7 |
| 2011 | 2 | 4 |
| 2012 | 2 | 1 |
| 2013 | 2 | 6 |
| 2014 | 6 | 5 |
| 2015 | 5 | 1 |
| 2016 | 4 | 4 |
| 2017 | 2 | 5 |
| 2018 | 1 | 4 |
| 2019 | 2 | 2 |
| 2020 | 3 | 3 |
| 2021 | 1 | 3 |
| 2022 | 1 | 3 |
| 2023 | 1 | 7 |
| 2024 | 0 | 1 |
| 2025 | 0 | 3 |
| 2026 | 3 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Deck latch assembly for a scaffold platform8 Sep 2026US 12,729,549 B2Grady F. Smith & Co., Inc.
- Scaffold storage structure5 May 2026US 12,618,247 B2Werner Co.
- Scaffold and methods6 Jan 2026US 12,516,530 B2Werner Co.
- Assembly for erecting and dismantling a common tower adjacent a building structure and a method of erecting and dismantling the same20 Jun 2023US 11,680,418 B2Dhs Fraco LLC
- Pump jack centering roller system4 Oct 2022US 11,459,777 B2Alum-A-Pole Corporation
- Ladder scaffolding system and apparatus1 Oct 2026US 2026/0297965 A1
- 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
Most cited
By later US patents
- Modular staging with platform jacks55US 4,078,633 A1978
- Structural member and structural systems using structural member50US 7,823,347 B12010
- Scaffolding net system48US 4,805,735 A1989
- Scaffold with gear drive37US 4,294,332 A1981
- Manually-adjustable cantilevered work station platform33US 5,365,860 ABillington Welding & Manufacturing, Inc. · 1994