F21S 8/022
Intended to be recessed in a floor or like ground surface
Official title: {intended to be recessed in a floor or like ground surface, e.g. pavement or false floor}
F21S8/022 (Intended to be recessed in a floor or like ground surface) appears on 235 US grants and 204 published applications in this corpus.
Search patents in F21S- Granted patents
- 235
- Published applications
- 204
- Assignees
- 135
- Inventors
- 414
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 5 | 0 |
| 1991 | 6 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 4 | 0 |
| 2000 | 8 | 0 |
| 2001 | 4 | 1 |
| 2002 | 3 | 4 |
| 2003 | 6 | 10 |
| 2004 | 7 | 8 |
| 2005 | 4 | 6 |
| 2006 | 9 | 13 |
| 2007 | 3 | 12 |
| 2008 | 6 | 7 |
| 2009 | 7 | 6 |
| 2010 | 7 | 7 |
| 2011 | 7 | 7 |
| 2012 | 9 | 8 |
| 2013 | 4 | 2 |
| 2014 | 6 | 10 |
| 2015 | 5 | 7 |
| 2016 | 7 | 9 |
| 2017 | 7 | 11 |
| 2018 | 8 | 9 |
| 2019 | 12 | 11 |
| 2020 | 14 | 9 |
| 2021 | 6 | 5 |
| 2022 | 8 | 14 |
| 2023 | 14 | 10 |
| 2024 | 11 | 5 |
| 2025 | 7 | 7 |
| 2026 | 4 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Panel for a paver construction30 Jun 2026US D1,132,466 S1Airlite Plastics Co. · Design
- Lighting device assembly with adjustment mechanism21 Apr 2026US 12,607,328 B2Troy-CSL Lighting, Inc.
- Housing for light fixture6 Jan 2026US 12,516,793 B2Lumascape Pty Ltd
- Rotatable retrofit trim lighting device6 Jan 2026US 12,516,800 B2Feit Electric Company, Inc.
- Trim retention assemblies for recessed luminaires23 Dec 2025US 12,504,153 B2Signify Holding B. V.
- Solar led light floor that can be spliced10 Sep 2026US 2026/0266443 A1
- Installation box for recessed lighting on the floor16 Jul 2026US 2026/0202042 A1Stella ImportaçãO E ExportaçãO De LumináRias Ltda
- Light fixture9 Jul 2026US 2026/0194194 A1Hunter Industries, Inc.
- System, method, and kit for concrete surface lighting installation5 Feb 2026US 2026/0036270 A1Global Outdoor Living, LLC
- Lighting device assembly with adjustment mechanism29 Jan 2026US 2026/0029110 A1Troy-CSL Lighting, Inc.
Most cited
By later US patents
- Embedded led lighting system198US 6,354,714 B12002
- Lighting strip and method for production130US 6,074,074 AHappich Fahrzeug-und Industrieteile GmbH · 2000
- LED lighting assembly with adjustment means83US 8,152,334 B2LSI Industries, Inc. · 2012
- Recessed lighting fixture with multiple adjustment axes82US 7,874,709 B1Hunter Industries, Inc. · 2011
- Light signaling device for floors75US 6,523,986 B12003