E06B 9/18
Roll-type grilles
E06B9/18 (Roll-type grilles) appears on 33 US grants and 32 published applications in this corpus.
Search patents in E06B- Granted patents
- 33
- Published applications
- 32
- Assignees
- 23
- Inventors
- 61
- Latest grant
- 14 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 1 |
| 2003 | 4 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 2 |
| 2013 | 0 | 0 |
| 2014 | 2 | 1 |
| 2015 | 0 | 4 |
| 2016 | 1 | 1 |
| 2017 | 1 | 4 |
| 2018 | 2 | 0 |
| 2019 | 2 | 1 |
| 2020 | 1 | 3 |
| 2021 | 1 | 1 |
| 2022 | 1 | 5 |
| 2023 | 1 | 1 |
| 2024 | 3 | 2 |
| 2025 | 3 | 2 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Nesting stacking grille14 Apr 2026US 12,601,220 B2CornellCookson, LLC
- Shutter27 Jan 2026US 12,534,958 B2Daifuku Co., Ltd.
- Retractable curtain for livestock structures16 Sep 2025US 12,414,535 B2Shady Lane Curtains, LLC
- Replacement link for a rolling grill enclosure and method thereof15 Jul 2025US 12,359,500 B2CornellCookson, LLC
- Door guardrail without exposed support rods27 May 2025US 12,312,860 B1Guangzhou Prodigy Daily-Production Co., Ltd
- Retractable Curtain for Livestock Stuctures11 Dec 2025US 2025/0374887 A1Shady Lane Curtains, LLC
- Tight-coil rolling grille13 Mar 2025US 2025/0084693 A1
- Retractable Curtain For Livestock Structures15 Aug 2024US 2024/0268331 A1Shady Lane Curtains, LLC
- Slip fit guide11 Jul 2024US 2024/0229556 A1CornellCookson, LLC
- Shutter13 Apr 2023US 2023/0110733 A1Daifuku Co., Ltd.
Most cited
By later US patents
- Retractable barrier system53US 6,575,435 B12003
- Security screen device for protecting persons and property36US 6,588,705 B1Skepsis Incorporated · 2003
- Flexible safety screen17US 5,503,211 A1996
- Keyless rolling grille14US 6,742,563 B2Dynamic Closures Corporation · 2004
- Grille12US 4,282,920 AJim Walter Doors North American, Div. of The Celotex Corp. · 1981