E06C 9/04
In the form of climbing irons or the like
Official title: in the form of climbing irons or the like {(built-in climbing irons for poles A63B27/00; built-in climbing devices as construction element E04F11/00)}
E06C9/04 (In the form of climbing irons or the like) appears on 103 US grants and 56 published applications in this corpus.
Search patents in E06C- Granted patents
- 103
- Published applications
- 56
- Assignees
- 39
- Inventors
- 153
- Latest grant
- 3 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 5 | 0 |
| 1989 | 5 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 6 | 0 |
| 2000 | 4 | 0 |
| 2001 | 4 | 0 |
| 2002 | 7 | 3 |
| 2003 | 2 | 5 |
| 2004 | 1 | 3 |
| 2005 | 1 | 3 |
| 2006 | 2 | 0 |
| 2007 | 2 | 4 |
| 2008 | 0 | 2 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 2 | 2 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 3 | 2 |
| 2015 | 2 | 4 |
| 2016 | 0 | 5 |
| 2017 | 1 | 3 |
| 2018 | 3 | 3 |
| 2019 | 2 | 1 |
| 2020 | 2 | 4 |
| 2021 | 2 | 3 |
| 2022 | 1 | 1 |
| 2023 | 1 | 2 |
| 2024 | 2 | 0 |
| 2025 | 2 | 0 |
| 2026 | 1 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Utility pole step3 Feb 2026US 12,540,507 B2Western Utility Solutions, Inc.
- Combination step bolt and fall protection anchorage assemblies30 Dec 2025US 12,509,895 B2
- Temporary step and support21 Jan 2025US 12,203,280 B2
- Stowable step assembly3 Sep 2024US 12,078,014 B2Purdue Research Foundation
- Anchoring a cantilevered step to a fiberglass utility pole20 Feb 2024US 11,905,759 B2Oldcastle Infrastructure, Inc.
- Combination step bolt and fall protection anchorage assemblies6 Aug 2026US 2026/0226759 A1
- Temporary Step and Support30 Jul 2026US 2026/0218571 A1
- Elements for connection to a wind turbine tower16 Jul 2026US 2026/0201749 A1Vestas Wind Systems A/S
- Utility pole step14 May 2026US 2026/0132678 A1Western Utility Solutions, Inc.
- Ladder system and method of manufacturing29 Jan 2026US 2026/0028878 A1
Most cited
By later US patents
- Automatically retractable, rotatable step assembly75US 4,542,805 A1985
- Detachable nestable mast steps54US 4,382,416 A1983
- Portable step41US 4,754,841 A1988
- Assembly for mounting a removable step to a hollow utility pole39US 5,941,485 AShakespeare Company · 1999
- Folding portable tree step35US 4,697,669 A1987