E06C 9/08
With rigid longitudinal members
Official title: with rigid longitudinal members
E06C9/08 (With rigid longitudinal members) appears on 178 US grants and 121 published applications in this corpus.
Search patents in E06C- Granted patents
- 178
- Published applications
- 121
- Assignees
- 81
- Inventors
- 246
- Latest grant
- 10 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 6 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 4 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 4 | 0 |
| 1990 | 4 | 0 |
| 1991 | 7 | 0 |
| 1992 | 5 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 8 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 0 |
| 2002 | 4 | 1 |
| 2003 | 6 | 4 |
| 2004 | 3 | 2 |
| 2005 | 8 | 7 |
| 2006 | 3 | 1 |
| 2007 | 0 | 5 |
| 2008 | 3 | 4 |
| 2009 | 0 | 4 |
| 2010 | 3 | 2 |
| 2011 | 2 | 2 |
| 2012 | 1 | 5 |
| 2013 | 4 | 5 |
| 2014 | 5 | 7 |
| 2015 | 6 | 5 |
| 2016 | 6 | 10 |
| 2017 | 7 | 3 |
| 2018 | 7 | 6 |
| 2019 | 5 | 6 |
| 2020 | 4 | 11 |
| 2021 | 2 | 8 |
| 2022 | 7 | 6 |
| 2023 | 6 | 7 |
| 2024 | 4 | 5 |
| 2025 | 6 | 2 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Mobile storage system with elevated platform10 Mar 2026US 12,569,060 B2Pipp Mobile Storage Systems, Inc.
- Safety ladder13 Jan 2026US 12,523,099 B2Chih-Hsueh
- Convertible water-side accessory system and devices18 Nov 2025US 12,473,703 B2Goodtimes Products, LLC
- Safety roof hatch system28 Oct 2025US 12,454,863 B2
- Bracket30 Sep 2025US 12,428,849 B2Fakro Pp Sp. Z O.O.
- Automatically retractable marine ladder3 Sep 2026US 2026/0258703 A1
- Access deck assembly and handle assembly for an aerial work platform of a vehicle9 Apr 2026US 2026/0097945 A1Terex South Dakota, Inc.
- Folding staircase8 Jan 2026US 2026/0009230 A1Morryde International, Inc.
- Safety ladder4 Dec 2025US 2025/0369285 A1
- Aquatic stairs27 Nov 2025US 2025/0361774 A1Summerset Marine Construction
Most cited
By later US patents
- Foldable vehicle ladder system48US 6,012,545 A2000
- Retractable ladder assembly42US 6,789,648 B2Cook Manufacturing Corporation · 2004
- Ladder pivotally attached to a generally vertically extending surface38US 6,378,654 B12002
- Boat side-ladder28US 4,971,168 A1990
- Adjustable floating ladder for loading a dumpster27US 6,401,861 B1Great Lakes Construction Services · 2002