E06B 9/521
Frameless fly screens
Official title: {Frameless fly screens; Tensioning means therefor (E06B9/54 takes precedence)}
E06B9/521 (Frameless fly screens) appears on 46 US grants and 33 published applications in this corpus.
Search patents in E06B- Granted patents
- 46
- Published applications
- 33
- Assignees
- 24
- Inventors
- 86
- Latest grant
- 21 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 4 | 0 |
| 1991 | 3 | 0 |
| 1992 | 4 | 0 |
| 1993 | 5 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 2 |
| 2011 | 2 | 0 |
| 2012 | 0 | 2 |
| 2013 | 1 | 1 |
| 2014 | 0 | 3 |
| 2015 | 1 | 1 |
| 2016 | 0 | 0 |
| 2017 | 3 | 2 |
| 2018 | 0 | 1 |
| 2019 | 2 | 1 |
| 2020 | 2 | 3 |
| 2021 | 2 | 3 |
| 2022 | 1 | 5 |
| 2023 | 1 | 2 |
| 2024 | 1 | 1 |
| 2025 | 2 | 1 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Door defender system21 Oct 2025US 12,448,839 B1
- Arthropod protector screen and production method thereof25 Mar 2025US 12,258,814 B2Gocap
- Magnetic garage screen (net) assembly29 Oct 2024US 12,129,712 B1
- Flap opening with zipper for screened enclosures and methods of making26 Dec 2023US 11,851,946 B2
- Flap opening with zipper for screened enclosures and methods of making17 May 2022US 11,332,975 B1Access Screens LLC
- Four-device-in-one multi-function bungalow13 Aug 2026US 2026/0234951 A1Zhejiang Zhengte Co., Ltd.
- Concealed integrated screen assembly19 Feb 2026US 2026/0049527 A1Shanghai Rilang Doors and Windows Co., Ltd.
- Motorized Retractable Screen System3 Apr 2025US 2025/0109633 A1Four Season Industries, LLC
- Four-device-in-one multi-function bungalow18 Apr 2024US 2024/0125134 A1Zhejiang Zhengte Co., Ltd.
- Porch Screen Assembly10 Aug 2023US 2023/0250691 A1
Most cited
By later US patents
- Temporary detachable doorway screen apparatus73US 4,874,028 A1989
- Removable screen for a car garage door59US 5,323,835 A1994
- Apparatus for mounting an environment controlling sheet55US 4,249,589 A1981
- Fastening track assembly for fabric wallcoverings51US 4,986,332 A1991
- Screen retainer strip assembly38US 4,899,797 A1990