E06C 1/382
Tripod ladders
Official title: {Tripod ladders}
E06C1/382 (Tripod ladders) appears on 11 US grants and 9 published applications in this corpus.
Search patents in E06C- Granted patents
- 11
- Published applications
- 9
- Assignees
- 5
- Inventors
- 19
- Latest grant
- 24 Oct 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 1 | 1 |
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 1 |
| 2021 | 0 | 3 |
| 2022 | 0 | 0 |
| 2023 | 2 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Ladder tripod assembly and system24 Oct 2023US 11,795,760 B2Core Distribution, Inc.
- Step stool with moveable handrail12 Sep 2023US 11,753,868 B2Dorel Home Furnishings, Inc.
- Tripod stepladder8 Sep 2020US 10,767,418 B2Louisville Ladder Inc.
- Multi-sided ladder assembly and methods of utilizing same3 Feb 2015US 8,944,212 B2
- Tripod extension stepladder14 Aug 2007US 7,255,198 B1
- Portable structure for ascending to and descending from inaccessible places with a self-supporting work platform10 Apr 2025US 2025/0116158 A1Armosen, S.L.
- Ladder5 Aug 2021US 2021/0238923 A1
- Ladder tripod assembly and system29 Apr 2021US 2021/0123302 A1Core Distribution, Inc.
- Step stool with moveable handrail14 Jan 2021US 2021/0010327 A1Dorel Home Furnishings, Inc.
- Tripod stepladder2 Apr 2020US 2020/0102787 A1Louisville Ladder Inc.
Most cited
By later US patents