E04B 9/0407
Being stiff and curved
Official title: {being stiff and curved}
E04B9/0407 (Being stiff and curved) appears on 44 US grants and 43 published applications in this corpus.
Search patents in E04B- Granted patents
- 44
- Published applications
- 43
- Assignees
- 19
- Inventors
- 95
- Latest grant
- 20 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 1 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 2 | 1 |
| 2016 | 0 | 2 |
| 2017 | 1 | 7 |
| 2018 | 1 | 1 |
| 2019 | 0 | 3 |
| 2020 | 1 | 4 |
| 2021 | 3 | 6 |
| 2022 | 4 | 4 |
| 2023 | 6 | 4 |
| 2024 | 6 | 2 |
| 2025 | 1 | 5 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Ceiling system20 Jan 2026US 12,529,225 B2Turf Design, Inc.
- Configurable linear lighting module for suspended ceiling grid assemblies4 Nov 2025US 12,460,413 B2Fusion Optix, Inc.
- Adjustable ceiling panel, method of manufacture, and ceiling panel system31 Dec 2024US 12,180,709 B2CertainTeed Ceilings Corporation
- Utility partition device and system(s)29 Oct 2024US 12,129,651 B1
- Adjustable ceiling panel, method of manufacture, and ceiling panel system25 Jun 2024US 12,018,484 B2
- Baffle compromising a lighting system7 May 2026US 2026/0126172 A1Arktura LLC
- Ceiling system13 Nov 2025US 2025/0347108 A1Turf Design, Inc.
- Architectural fixture connection system6 Nov 2025US 2025/0341093 A1Arktura LLC
- Utility Partition Device and System(s)7 Aug 2025US 2025/0250793 A1
- Adjustable ceiling panel, method of manufacture, and ceiling panel system24 Apr 2025US 2025/0129603 A1CertainTeed Ceilings Corporation
Most cited
By later US patents
- Three-dimensional acoustic ceiling tile system for dispersing long wave sound61US 4,393,631 A1983
- Suspended curved ceiling system44US 6,374,564 B1USG Interiors, Inc. · 2002
- Free form ceiling38US 6,834,467 B2USG Interiors, Inc. · 2004
- Sound-absorbing glass building component or transparent synthetic glass building component30US 5,700,527 AFraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e. V. · 1997
- Architectual panel system for geodesic-like structures23US 5,379,557 A1995