E04D 13/12
Devices or arrangements allowing walking on the roof or in the gutter
E04D13/12 (Devices or arrangements allowing walking on the roof or in the gutter) appears on 133 US grants and 110 published applications in this corpus.
Search patents in E04D- Granted patents
- 133
- Published applications
- 110
- Assignees
- 59
- Inventors
- 194
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 6 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 4 | 0 |
| 1999 | 7 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 2 |
| 2002 | 2 | 3 |
| 2003 | 2 | 6 |
| 2004 | 4 | 4 |
| 2005 | 3 | 1 |
| 2006 | 1 | 3 |
| 2007 | 2 | 2 |
| 2008 | 0 | 2 |
| 2009 | 0 | 0 |
| 2010 | 1 | 2 |
| 2011 | 2 | 8 |
| 2012 | 2 | 5 |
| 2013 | 5 | 4 |
| 2014 | 0 | 4 |
| 2015 | 5 | 3 |
| 2016 | 10 | 1 |
| 2017 | 6 | 5 |
| 2018 | 2 | 4 |
| 2019 | 4 | 10 |
| 2020 | 7 | 5 |
| 2021 | 9 | 9 |
| 2022 | 5 | 7 |
| 2023 | 7 | 4 |
| 2024 | 3 | 6 |
| 2025 | 6 | 5 |
| 2026 | 2 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Roof drain and promenade support7 Jul 2026US 12,674,324 B2Zurn Water, LLC
- Tile and support structure for vertical mounting tiles7 Apr 2026US 12,595,658 B2Mbrico, LLC
- Pedestal and support structure for tile23 Dec 2025US 12,503,855 B2Mbrico, LLC
- Multi-level mounting system30 Sep 2025US 12,429,251 B2Unirac, Inc.
- System and method for mounting adjustable roof brackets23 Sep 2025US 12,421,727 B1Bwdt, LLC
- Lightweight composite roofing support system16 Jul 2026US 2026/0201710 A1Phil Squared Roof Jack Systems LLC
- Lightweight composite roofing support system21 May 2026US 2026/0139497 A1Phil Squared Roof Jack Systems LLC
- Rooftop component support devices23 Apr 2026US 2026/0110393 A1Miro Industries, Inc.
- Pedestal and Support Structure for Tile12 Mar 2026US 2026/0071432 A1Mbrico, LLC
- Pedestal and support structure for tile5 Feb 2026US 2026/0035922 A1Mbrico, LLC
Most cited
By later US patents
- Roof support system for a solar panel316US 6,360,491 B12002
- Tile roof structure for supporting a heavy load without damage to the tile145US 5,746,029 A1998
- Watertight system for mounting equipment on roof103US 5,603,187 A1997
- Motion-stopping safety system for workers90US 5,036,949 AThe Dow Chemical Company · 1991
- Roof mounted anchor used singly or with another, and with other equipment in a fall restraint and/or fall arrest system67US 5,287,944 A1994