E04B 9/067
With inverted t-shaped cross-section
Official title: {with inverted T-shaped cross-section}
E04B9/067 (With inverted t-shaped cross-section) appears on 371 US grants and 321 published applications in this corpus.
Search patents in E04B- Granted patents
- 371
- Published applications
- 321
- Assignees
- 86
- Inventors
- 380
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 4 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 4 | 0 |
| 1985 | 4 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 4 | 0 |
| 1989 | 7 | 0 |
| 1990 | 4 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 5 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 5 | 0 |
| 2001 | 7 | 1 |
| 2002 | 3 | 3 |
| 2003 | 4 | 8 |
| 2004 | 8 | 3 |
| 2005 | 2 | 4 |
| 2006 | 2 | 6 |
| 2007 | 2 | 9 |
| 2008 | 1 | 14 |
| 2009 | 5 | 5 |
| 2010 | 11 | 11 |
| 2011 | 7 | 8 |
| 2012 | 7 | 9 |
| 2013 | 18 | 11 |
| 2014 | 9 | 7 |
| 2015 | 15 | 17 |
| 2016 | 20 | 19 |
| 2017 | 20 | 15 |
| 2018 | 15 | 18 |
| 2019 | 20 | 26 |
| 2020 | 27 | 26 |
| 2021 | 17 | 21 |
| 2022 | 20 | 23 |
| 2023 | 18 | 20 |
| 2024 | 19 | 15 |
| 2025 | 15 | 19 |
| 2026 | 9 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Suspended ceiling system and method25 Aug 2026US 12,716,234 B2Saudi Arabian Oil Company
- Configurable ceiling grid lighting assembly with T-bar mounted linear support elements4 Aug 2026US 12,698,630 B23LED Inc.
- Mounting bracket for a T-bar30 Jun 2026US 12,668,971 B2Nile Global, Inc.
- Grid of profiles and method for dismounting a grid of profiles23 Jun 2026US 12,662,814 B2Saint-Gobain Ecophon AB
- Linear metal ceilings23 Jun 2026US 12,662,815 B2USG Interiors, Inc.
- Metal section bar and support structure of a suspended ceiling1 Oct 2026US 2026/0297939 A1
- Acoustic tee mounting clip for electrical box support bracket26 Feb 2026US 2026/0058453 A1Eaton Intelligent Power Limited
- Ceiling system22 Jan 2026US 2026/0022558 A1Armstrong World Industries, Inc.
- Mounting bracket for a t-bar4 Dec 2025US 2025/0369565 A1Nile Global, Inc.
- Ceiling system27 Nov 2025US 2025/0361722 A1Armstrong World Industries, Inc.
Most cited
By later US patents
- Direct mount ceiling panel grid system71US 6,205,733 B1USG Interiors, Inc. · 2001
- Suspension ceiling system combining snap-up pans and lay-in panels66US 4,640,064 ADonn Incorporated · 1987
- Perimeter clip for seismic ceilings55US 7,293,393 B2Worthington Armstrong Venture · 2007
- Miniature ceiling beam T-bar cover cap51US 4,848,054 A1989
- Grid tee with integrally stitched web50US 6,047,511 AUSG Interiors, Inc. · 2000