E04B 9/003
Ceilings: with movable parts
Official title: {with movable parts, e.g. pivoting panels, access doors}
E04B9/003 (Ceilings: with movable parts) appears on 158 US grants and 153 published applications in this corpus.
Search patents in E04B- Granted patents
- 158
- Published applications
- 153
- Assignees
- 81
- Inventors
- 292
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 4 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 4 | 0 |
| 2000 | 1 | 0 |
| 2001 | 5 | 1 |
| 2002 | 3 | 0 |
| 2003 | 1 | 2 |
| 2004 | 1 | 4 |
| 2005 | 1 | 5 |
| 2006 | 1 | 8 |
| 2007 | 1 | 0 |
| 2008 | 2 | 3 |
| 2009 | 2 | 2 |
| 2010 | 2 | 3 |
| 2011 | 3 | 3 |
| 2012 | 1 | 4 |
| 2013 | 5 | 5 |
| 2014 | 6 | 6 |
| 2015 | 8 | 5 |
| 2016 | 7 | 12 |
| 2017 | 3 | 11 |
| 2018 | 14 | 16 |
| 2019 | 7 | 8 |
| 2020 | 8 | 9 |
| 2021 | 11 | 12 |
| 2022 | 5 | 9 |
| 2023 | 5 | 7 |
| 2024 | 6 | 8 |
| 2025 | 7 | 5 |
| 2026 | 9 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Access panel and method of manufacture2 Jun 2026US 12,644,278 B2
- Access panel and method of manufacture2 Jun 2026US 12,644,279 B2
- Box structure building partition12 May 2026US 12,624,591 B2Fakro Pp Sp. Z O.O.
- Lighting maintenance system5 May 2026US 12,618,236 B2
- Ceiling FAÇADE system5 May 2026US 12,618,237 B2Cover Technologies, Inc.
- Airframe system and method of controlling airflow8 Oct 2026US 2026/0306210 A1SLD Technology, Inc.
- Access panel and method of manufacture24 Sep 2026US 2026/0286691 A1
- Integrated ceiling and light system17 Sep 2026US 2026/0276162 A1Armstrong World Industries, Inc.
- Ceiling system21 May 2026US 2026/0139479 A1Arktura LLC
- Folded architectural panel19 Feb 2026US 2026/0049470 A1Hunter Douglas Industries BV
Most cited
By later US patents
- Concealed grid ceiling panel system73US 5,428,930 ADecoustics Limited · 1995
- Suspended ceiling panel system63US 4,438,613 ADecoustics Limited · 1984
- Hinged ceiling panel52US 6,467,228 B1USG Interiors, Inc. · 2002
- Cladding system and panel for use in such system48US 6,199,337 B1Hunter Douglas Inc. · 2001
- Projector ceiling lift44US 5,366,203 ASafety Lock and Lift, Ltd. · 1994