E04G 1/30
Ladder scaffolds
Official title: Ladder scaffolds {(ladders having platforms E06C1/39, platforms on, or for use on; ladders E06C7/16)}
E04G1/30 (Ladder scaffolds) appears on 82 US grants and 138 published applications in this corpus.
Search patents in E04G- Granted patents
- 82
- Published applications
- 138
- Assignees
- 36
- Inventors
- 174
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 4 |
| 2003 | 7 | 4 |
| 2004 | 2 | 3 |
| 2005 | 3 | 4 |
| 2006 | 1 | 3 |
| 2007 | 1 | 1 |
| 2008 | 0 | 2 |
| 2009 | 0 | 3 |
| 2010 | 0 | 6 |
| 2011 | 1 | 2 |
| 2012 | 2 | 4 |
| 2013 | 0 | 2 |
| 2014 | 1 | 1 |
| 2015 | 2 | 1 |
| 2016 | 4 | 3 |
| 2017 | 2 | 8 |
| 2018 | 4 | 6 |
| 2019 | 2 | 6 |
| 2020 | 6 | 7 |
| 2021 | 4 | 9 |
| 2022 | 4 | 10 |
| 2023 | 3 | 15 |
| 2024 | 7 | 8 |
| 2025 | 5 | 8 |
| 2026 | 7 | 18 |
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.
- Work platform and method1 Sep 2026US 12,723,415 B2Werner Co.
- Scaffold storage structure5 May 2026US 12,618,247 B2Werner Co.
- Folding utility scaffold24 Mar 2026US 12,584,322 B2Grady F. Smith & Co., Inc.
- Work platform and method3 Mar 2026US 12,565,779 B2Werner Co.
- 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.
- Windshield installation ladder16 Jul 2026US 2026/0201711 A1Locknclimb LLC
Most cited
By later US patents