E06B 9/581
Means to prevent or induce disengagement of shutter from side rails
Official title: {Means to prevent or induce disengagement of shutter from side rails}
E06B9/581 (Means to prevent or induce disengagement of shutter from side rails) appears on 302 US grants and 321 published applications in this corpus.
Search patents in E06B- Granted patents
- 302
- Published applications
- 321
- Assignees
- 141
- Inventors
- 484
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 5 | 0 |
| 1992 | 6 | 0 |
| 1993 | 5 | 0 |
| 1994 | 5 | 0 |
| 1995 | 4 | 0 |
| 1996 | 5 | 0 |
| 1997 | 7 | 0 |
| 1998 | 9 | 0 |
| 1999 | 7 | 0 |
| 2000 | 9 | 0 |
| 2001 | 6 | 6 |
| 2002 | 7 | 3 |
| 2003 | 4 | 10 |
| 2004 | 7 | 5 |
| 2005 | 7 | 17 |
| 2006 | 10 | 8 |
| 2007 | 3 | 11 |
| 2008 | 4 | 7 |
| 2009 | 4 | 8 |
| 2010 | 5 | 8 |
| 2011 | 3 | 9 |
| 2012 | 4 | 13 |
| 2013 | 10 | 10 |
| 2014 | 11 | 11 |
| 2015 | 10 | 18 |
| 2016 | 16 | 18 |
| 2017 | 14 | 23 |
| 2018 | 10 | 19 |
| 2019 | 15 | 22 |
| 2020 | 10 | 9 |
| 2021 | 14 | 14 |
| 2022 | 9 | 19 |
| 2023 | 8 | 11 |
| 2024 | 16 | 24 |
| 2025 | 13 | 9 |
| 2026 | 8 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Retractable screen systems29 Sep 2026US 12,747,630 B2Defender Screens International, LLC
- Door assembly having a soft bottomed door panel and system and method of driving the same15 Sep 2026US 12,735,940 B2Rytec Corporation
- Automatic tensioning side track assembly for an operable screen14 Jul 2026US 12,680,380 B1
- Rolling shutter locking system16 Jun 2026US 12,655,663 B2Qualitas Manufacturing, Inc.
- Rolling shutter modular utility slat16 Jun 2026US 12,655,681 B2Qualitas Manufacturing, Inc.
- Door, compartment, method for manufacturing a door, and method for manufacturing slats of a door17 Sep 2026US 2026/0275803 A1F. List GmbH
- Doorstop13 Aug 2026US 2026/0234978 A1
- Door assembly having a soft bottomed door panel and system and method of driving the same9 Jul 2026US 2026/0193935 A1Rytec Corporation
- Structure of a roll-up door, particularly of the rapid sliding type18 Jun 2026US 2026/0168320 A1Bmpeurope S.R.L.
- Portal screen traversal apparatus16 Apr 2026US 2026/0103944 A1
Most cited
By later US patents
- Roll-up pickup bed cover with integral tailgate cover and lock131US 5,040,843 AE. L. "Jack" Shockey · 1991
- Door structure93US 4,478,268 ACopper Cliff Door Manufacturing (1980) Limited · 1984
- Roller door apparatus69US 5,353,859 ARite-Hite Corporation · 1994
- Edge seal for fabric covers66US 4,649,981 AAppropriate Technology Corporation · 1987
- Wind-resistant overhead closure66US 5,657,805 A1997