E05D 13/003
Anti-dropping devices
Official title: {Anti-dropping devices (E05D13/1223, E05D13/1246, E05D13/1269, E05D13/1292 take precedence)}
E05D13/003 (Anti-dropping devices) appears on 100 US grants and 79 published applications in this corpus.
Search patents in E05D- Granted patents
- 100
- Published applications
- 79
- Assignees
- 60
- Inventors
- 171
- Latest grant
- 10 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 4 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 2 |
| 2003 | 3 | 9 |
| 2004 | 5 | 3 |
| 2005 | 1 | 5 |
| 2006 | 8 | 6 |
| 2007 | 1 | 2 |
| 2008 | 2 | 5 |
| 2009 | 3 | 0 |
| 2010 | 2 | 1 |
| 2011 | 0 | 3 |
| 2012 | 1 | 4 |
| 2013 | 4 | 2 |
| 2014 | 3 | 3 |
| 2015 | 3 | 6 |
| 2016 | 7 | 7 |
| 2017 | 4 | 1 |
| 2018 | 2 | 2 |
| 2019 | 4 | 2 |
| 2020 | 0 | 0 |
| 2021 | 1 | 2 |
| 2022 | 1 | 2 |
| 2023 | 3 | 3 |
| 2024 | 4 | 5 |
| 2025 | 5 | 2 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Door descent preventing apparatus10 Feb 2026US 12,546,155 B2LG Energy Solution, Ltd.
- Door operator device and sectional overhead door system with anti-pressure and anti-theft functions16 Dec 2025US 12,497,817 B2
- Door stop mechanism9 Sep 2025US 12,410,647 B2Clopay Corporation
- Sectional door braking system19 Aug 2025US 12,392,184 B2CornellCookson, LLC
- Window opening control device assemblies and methods15 Jul 2025US 12,359,487 B1Andersen Corporation
- Door opener with falling door detection capability9 Jul 2026US 2026/0193917 A1Assa Abloy Entrance Systems AB
- Methods and apparatus to detect and respond to drive belt failures in vertically translating doors18 Jun 2026US 2026/0168309 A1Rite-Hite Holding Corporation
- Door stop mechanism27 Nov 2025US 2025/0361758 A1Clopay Corporation
- Overhead Door Safety Support2 Oct 2025US 2025/0305337 A1
- Door operator device and sectional overhead door system with anti-pressure and anti-theft functions17 Oct 2024US 2024/0344381 A1
Most cited
By later US patents
- Door safety bar73US 4,794,973 AAutomatic Roller Doors Australia Pty. Ltd. · 1989
- Movable barrier operator having cable tension sensor and door lock mechanism52US 6,782,662 B2The Chamberlain Group, Inc. · 2004
- Door latch36US 4,080,757 A1978
- winding and anti-drop assembly for door counterbalance system33US 7,254,868 B2Wayne-Dalton Corp. · 2007
- Overhead door safety apparatus32US 5,291,686 A1994