E04G 1/22
Scaffolds having a platform on an extensible substructure
Official title: Scaffolds having a platform on an extensible substructure, e.g. of telescopic type or with lazy-tongs mechanism
E04G1/22 (Scaffolds having a platform on an extensible substructure) appears on 89 US grants and 102 published applications in this corpus.
Search patents in E04G- Granted patents
- 89
- Published applications
- 102
- Assignees
- 52
- Inventors
- 207
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 3 | 0 |
| 1979 | 3 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 3 | 2 |
| 2003 | 0 | 0 |
| 2004 | 1 | 2 |
| 2005 | 1 | 1 |
| 2006 | 1 | 2 |
| 2007 | 2 | 5 |
| 2008 | 0 | 1 |
| 2009 | 3 | 1 |
| 2010 | 0 | 3 |
| 2011 | 1 | 3 |
| 2012 | 2 | 5 |
| 2013 | 1 | 8 |
| 2014 | 6 | 7 |
| 2015 | 8 | 4 |
| 2016 | 2 | 4 |
| 2017 | 2 | 4 |
| 2018 | 7 | 5 |
| 2019 | 3 | 4 |
| 2020 | 3 | 8 |
| 2021 | 1 | 9 |
| 2022 | 4 | 4 |
| 2023 | 4 | 8 |
| 2024 | 3 | 4 |
| 2025 | 5 | 2 |
| 2026 | 2 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Folding utility scaffold24 Mar 2026US 12,584,322 B2Grady F. Smith & Co., Inc.
- Outrigger for multi-function scaffold9 Dec 2025US 12,492,565 B2Grady F. Smith & Co., Inc.
- Scaffolding system14 Oct 2025US 12,442,204 B2
- Processor controlled surgical step stool with automatic height adjustment, vaccum attachment, and electronic foot switches15 Jul 2025US 12,357,419 B2Smart Step Surgical LLC (MONTANA)
- Elevated videography platform6 Aug 2026US 2026/0226752 A1
- Access deck assembly and handle assembly for an aerial work platform of a vehicle9 Apr 2026US 2026/0097945 A1Terex South Dakota, Inc.
- Work platform with collapsible support12 Feb 2026US 2026/0043258 A1Little Giant Ladder Systems, LLC
- Jack base of construction scaffolding5 Feb 2026US 2026/0035937 A1
- Expandable multifunctional integrated-construction skyscraper building platform and construction method using same8 Jan 2026US 2026/0009244 A1Wuhan Construction Engineering Group Co., Ltd.
Most cited
By later US patents