G09F 13/0436
Signs, boards or panels attached to ceilings
Official title: {Signs, boards or panels attached to ceilings}
G09F13/0436 (Signs, boards or panels attached to ceilings) appears on 15 US grants and 13 published applications in this corpus.
Search patents in G09F- Granted patents
- 15
- Published applications
- 13
- Assignees
- 10
- Inventors
- 23
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 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 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 2 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 1 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 2 |
| 2020 | 1 | 1 |
| 2021 | 2 | 1 |
| 2022 | 1 | 1 |
| 2023 | 0 | 0 |
| 2024 | 1 | 3 |
| 2025 | 1 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Display device26 May 2026US 12,640,063 B2
- Industrial luminaire27 May 2025US 12,313,248 B2Murrelektronik GmbH
- Corner mount warning system2 Jan 2024US 11,862,015 B2
- Sanitizing light fixture for displaying information3 May 2022US 11,318,220 B1Insight Lighting, Inc.
- Uniformly lit planar field of illumination19 Oct 2021US 11,149,936 B2Exposure Illumination Architects, Inc.
- Industrial luminaire28 Mar 2024US 2024/0102641 A1Murrelektronik GmbH
- Corner mount warning system11 Jan 2024US 2024/0013657 A1
- Display device11 Jan 2024US 2024/0013686 A1
- Corner mount warning system16 Jun 2022US 2022/0189298 A1
- Uniformly lit planar field of illumination19 Aug 2021US 2021/0254820 A1Exposure Illumination Architects, Inc.
Most cited
By later US patents
- Light diffuser and illuminating ceiling display28US 4,075,775 A1978
- Ceiling module25US 4,290,218 A1981
- Suspended ceiling sign22US 4,528,764 AAPCO Graphics, Inc. · 1985
- Display unit14US 4,947,570 AWesco Promotions, Inc. · 1990
- Uniformly lit planar field of illumination6US 11,149,936 B2Exposure Illumination Architects, Inc. · 2021