E04G 21/3295
Guide tracks for safety lines
Official title: {Guide tracks for safety lines (arrangements for bypassing safety track supports without life line disconnection A62B35/0087)}
E04G21/3295 (Guide tracks for safety lines) appears on 111 US grants and 88 published applications in this corpus.
Search patents in E04G- Granted patents
- 111
- Published applications
- 88
- Assignees
- 54
- Inventors
- 160
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 4 | 0 |
| 1993 | 1 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 5 | 0 |
| 1999 | 5 | 0 |
| 2000 | 6 | 0 |
| 2001 | 3 | 3 |
| 2002 | 5 | 6 |
| 2003 | 2 | 4 |
| 2004 | 8 | 2 |
| 2005 | 0 | 3 |
| 2006 | 1 | 4 |
| 2007 | 0 | 0 |
| 2008 | 1 | 5 |
| 2009 | 0 | 4 |
| 2010 | 1 | 5 |
| 2011 | 4 | 4 |
| 2012 | 0 | 1 |
| 2013 | 1 | 6 |
| 2014 | 1 | 7 |
| 2015 | 3 | 3 |
| 2016 | 8 | 1 |
| 2017 | 2 | 1 |
| 2018 | 1 | 1 |
| 2019 | 2 | 4 |
| 2020 | 3 | 5 |
| 2021 | 3 | 3 |
| 2022 | 4 | 5 |
| 2023 | 2 | 5 |
| 2024 | 6 | 3 |
| 2025 | 3 | 2 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Portable truss cable roofing safety apparatus and method11 Aug 2026US 12,703,989 B2
- Winch17 Mar 2026US 12,576,292 B1
- Roof-anchoring systems and methods25 Nov 2025US 12,480,319 B2Ballantyne Gear Inc.
- Fall protection safety rail system22 Jul 2025US 12,364,884 B2Sayfa R&D Pty Ltd
- Height safety trolley and modular rail system15 Jul 2025US 12,357,852 B2Sayfa R&Dpty Ltd
- Safety rail system19 Feb 2026US 2026/0049490 A1Aldeck Group Pty Ltd
- Roof-Anchoring Systems and Methods11 Dec 2025US 2025/0376861 A1Ballantyne Gear Inc.
- Roof attachment system and method13 Feb 2025US 2025/0052080 A1Taaaza LLC
- A fall protection safety rail system28 Mar 2024US 2024/0100373 A1Sayfa R&D Pty Ltd
- A height safety trolley and modular rail system28 Mar 2024US 2024/0100374 A1Sayfa R&D Pty Ltd
Most cited
By later US patents
- Motion-stopping safety system for workers90US 5,036,949 AThe Dow Chemical Company · 1991
- Roof perimeter safety rail system88US 6,053,281 AMurray Roofing Company Inc. · 2000
- 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
- Frame erection safety system and components thereof66US 5,029,670 A1991
- Safety anchor for use with slotted beams64US 5,156,233 AMachining and Welding by Olsen, Inc. · 1992