E06C 7/082
Connections between rungs or treads and longitudinal members
Official title: {Connections between rungs or treads and longitudinal members}
E06C7/082 (Connections between rungs or treads and longitudinal members) appears on 163 US grants and 175 published applications in this corpus.
Search patents in E06C- Granted patents
- 163
- Published applications
- 175
- Assignees
- 81
- Inventors
- 284
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 6 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 4 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 6 | 0 |
| 2001 | 1 | 1 |
| 2002 | 5 | 1 |
| 2003 | 1 | 5 |
| 2004 | 2 | 7 |
| 2005 | 5 | 7 |
| 2006 | 4 | 3 |
| 2007 | 1 | 4 |
| 2008 | 3 | 8 |
| 2009 | 4 | 5 |
| 2010 | 2 | 10 |
| 2011 | 3 | 6 |
| 2012 | 3 | 8 |
| 2013 | 8 | 4 |
| 2014 | 9 | 7 |
| 2015 | 4 | 5 |
| 2016 | 4 | 7 |
| 2017 | 3 | 8 |
| 2018 | 12 | 11 |
| 2019 | 6 | 20 |
| 2020 | 8 | 9 |
| 2021 | 10 | 12 |
| 2022 | 3 | 4 |
| 2023 | 4 | 3 |
| 2024 | 8 | 7 |
| 2025 | 2 | 7 |
| 2026 | 6 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- E06C 7/083Bracket type connection47
- E06C 7/084Rungs comprising projecting tabs or flanges37
- E06C 7/086With a connecting piece inserted in a hollow rung32
- E06C 7/085Achieved by deforming the rung or the stile29
- E06C 7/087With a connecting piece installed around the rung26
- E06C 7/088With tie rods parallel to the rungs8
Recent patents
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- Attachments for a collapsible marine ladder13 Jan 2026US 12,522,325 B2
- Telescopic ladder30 Jul 2026US 2026/0218569 A1Guangdong Wright Housewares Co.,Ltd.
- Folding step ladder25 Jun 2026US 2026/0176920 A1Suzhou Pica Aluminum Industry Ltd
- Modular Ladder Assembly14 May 2026US 2026/0132679 A1
- Ladders and ladder rungs30 Apr 2026US 2026/0117591 A1Little Giant Ladder Systems, LLC
- Modular ladder2 Apr 2026US 2026/0092498 A1Moonraker Innovation Ltd
Most cited
By later US patents
- Combination extension and step ladder rungs therefor65US 4,182,431 ALittle Giant Industries, Inc. · 1980
- Folding step stool60US 6,427,805 B1Cosco Management, Inc. · 2002
- Light weight ladder systems and methods46US 6,866,117 B2Wing Enterprises, Incorporated · 2005
- Assembly railed formed out of at least one profile element44US 6,682,253 B2Halfen GmbH & Co. KG · 2004
- Ladder including storage compartments42US 5,971,102 A1999