E04B 9/068
With double web
Official title: {with double web}
E04B9/068 (With double web) appears on 241 US grants and 181 published applications in this corpus.
Search patents in E04B- Granted patents
- 241
- Published applications
- 181
- Assignees
- 50
- Inventors
- 241
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 4 | 0 |
| 1985 | 4 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 4 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 5 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 4 | 0 |
| 2001 | 5 | 1 |
| 2002 | 2 | 2 |
| 2003 | 4 | 7 |
| 2004 | 8 | 2 |
| 2005 | 2 | 3 |
| 2006 | 1 | 5 |
| 2007 | 1 | 7 |
| 2008 | 1 | 11 |
| 2009 | 4 | 3 |
| 2010 | 11 | 11 |
| 2011 | 6 | 5 |
| 2012 | 5 | 7 |
| 2013 | 13 | 7 |
| 2014 | 7 | 2 |
| 2015 | 10 | 12 |
| 2016 | 13 | 12 |
| 2017 | 10 | 4 |
| 2018 | 6 | 5 |
| 2019 | 7 | 12 |
| 2020 | 11 | 13 |
| 2021 | 9 | 14 |
| 2022 | 15 | 7 |
| 2023 | 12 | 12 |
| 2024 | 10 | 7 |
| 2025 | 5 | 7 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Linear metal ceilings23 Jun 2026US 12,662,815 B2USG Interiors, Inc.
- Grid of profiles2 Jun 2026US 12,644,280 B2Saint-Gobain Ecophon AB
- Sound attenuating building panels27 Jan 2026US 12,533,867 B2AWI Licensing LLC
- Acoustic tee mounting clip for electrical box support bracket25 Nov 2025US 12,483,016 B2Eaton Intelligent Power Limited
- Ceiling mount adaptable to various ceiling rail widths7 Oct 2025US 12,435,510 B2Hewlett Packard Enterprise Development LP
- 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.
- Suspended ceiling systems having a plurality of l-shaped panels30 Oct 2025US 2025/0333961 A1Worthington Armstrong Venture
- Multifunctional lighting assembly with flexible pcb strip for a t-bar grid arrangement11 Sep 2025US 2025/0283330 A1Fusion Optix, Inc.
Most cited
By later US patents
- Suspension ceiling system combining snap-up pans and lay-in panels66US 4,640,064 ADonn Incorporated · 1987
- Miniature ceiling beam T-bar cover cap51US 4,848,054 A1989
- Grid tee with integrally stitched web50US 6,047,511 AUSG Interiors, Inc. · 2000
- Tier drop grid system45US 4,794,745 ANational Rolling Mills, Inc. · 1989
- Grid framework for suspended ceiling43US 5,839,246 AWorthington Armstrong Venture · 1998