E06C 1/20
With supporting struts formed as poles
Official title: with supporting struts formed as poles {(stabilising struts E06C7/423)}
E06C1/20 (With supporting struts formed as poles) appears on 206 US grants and 218 published applications in this corpus.
Search patents in E06C- Granted patents
- 206
- Published applications
- 218
- Assignees
- 56
- Inventors
- 306
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 6 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 5 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 4 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 6 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 4 |
| 2003 | 4 | 7 |
| 2004 | 3 | 2 |
| 2005 | 4 | 7 |
| 2006 | 2 | 4 |
| 2007 | 3 | 2 |
| 2008 | 1 | 4 |
| 2009 | 3 | 5 |
| 2010 | 0 | 2 |
| 2011 | 2 | 7 |
| 2012 | 4 | 4 |
| 2013 | 4 | 2 |
| 2014 | 1 | 1 |
| 2015 | 3 | 6 |
| 2016 | 3 | 5 |
| 2017 | 6 | 8 |
| 2018 | 3 | 11 |
| 2019 | 12 | 19 |
| 2020 | 14 | 19 |
| 2021 | 6 | 16 |
| 2022 | 13 | 19 |
| 2023 | 13 | 11 |
| 2024 | 4 | 24 |
| 2025 | 20 | 12 |
| 2026 | 9 | 17 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Stepping platform of foldable ladder30 Jun 2026US 12,669,016 B2New-Tec Integration (Xiamen) Co., Ltd.
- Single handrail telescopic ladder21 Apr 2026US 12,607,064 B1
- Folding elevated working platform21 Apr 2026US 12,607,065 B2Little Giant Ladder Systems, LLC
- Ladder that facilitates the contraction of handrails14 Apr 2026US 12,601,221 B1
- Ladder with improved safety structures10 Feb 2026US 12,546,164 B2iGas Inc
- Domestic hydraulic stepladder characterized by infinitely variable height for steps and platform17 Sep 2026US 2026/0275810 A1Hitachi High -Tech Corpo
- Deployable shoe for a height work platform3 Sep 2026US 2026/0258701 A1Duarib Group
- Folding elevated working platform6 Aug 2026US 2026/0226796 A1Little Giant Ladder Systems, LLC
- Telescopic ladder30 Jul 2026US 2026/0218569 A1Guangdong Wright Housewares Co.,Ltd.
- Stepladder spreader bar tool holder23 Jul 2026US 2026/0210180 A1Tricam Industries, Inc.
Most cited
By later US patents
- Ladders, ladder components and related methods85US 8,186,481 B2Wing Enterprises, Incorporated · 2012
- Longitudinally variable ladder64US 4,210,224 A1980
- Adjustable extension stepladder58US 5,590,739 A1997
- Method of manufacturing a fiberglass ladder57US 4,371,055 ALittle Giant Industries, Inc. · 1983
- Fiberglass ladder57US 4,376,470 ALittle Giant Industries, Inc. · 1983