E04G 2001/242
Scaffolds movable on wheels or tracks
Official title: {Scaffolds movable on wheels or tracks}
E04G2001/242 (Scaffolds movable on wheels or tracks) appears on 122 US grants and 173 published applications in this corpus.
Search patents in E04G- Granted patents
- 122
- Published applications
- 173
- Assignees
- 72
- Inventors
- 253
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 2 |
| 2002 | 2 | 2 |
| 2003 | 2 | 8 |
| 2004 | 6 | 5 |
| 2005 | 7 | 6 |
| 2006 | 2 | 5 |
| 2007 | 2 | 6 |
| 2008 | 0 | 2 |
| 2009 | 2 | 3 |
| 2010 | 1 | 5 |
| 2011 | 0 | 4 |
| 2012 | 2 | 8 |
| 2013 | 4 | 8 |
| 2014 | 5 | 7 |
| 2015 | 4 | 5 |
| 2016 | 2 | 4 |
| 2017 | 4 | 6 |
| 2018 | 5 | 3 |
| 2019 | 6 | 7 |
| 2020 | 5 | 9 |
| 2021 | 4 | 11 |
| 2022 | 5 | 8 |
| 2023 | 4 | 15 |
| 2024 | 7 | 11 |
| 2025 | 4 | 8 |
| 2026 | 8 | 15 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Deck latch assembly for a scaffold platform8 Sep 2026US 12,729,549 B2Grady F. Smith & Co., Inc.
- Modular dozer platform12 May 2026US 12,624,558 B2Mine Rite Technologies, LLC
- Scaffold storage structure5 May 2026US 12,618,247 B2Werner Co.
- Folding utility scaffold24 Mar 2026US 12,584,322 B2Grady F. Smith & Co., Inc.
- Motorized system for scaffold17 Mar 2026US 12,577,795 B2Metaltech-Omega 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.
- Windshield installation ladder16 Jul 2026US 2026/0201711 A1Locknclimb LLC
- 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
- Scaffold propulsion unit69US 4,475,611 AUp-Right, Inc. · 1984
- Scaffolding power attachment39US 4,275,797 A1981
- Motorized scaffold attachment37US 3,930,548 A1976
- Scaffold including reversible and adjustable driving and steering unit32US 4,053,025 A1977
- Scaffolding for supporting lifting working bridges and platforms27US 4,293,054 APIAT Impalcature Automatiche S.p.A. · 1981