F21S 8/00
Lighting devices intended for fixed installation
Official title: Lighting devices intended for fixed installation (F21S9/00, F21S10/00 take precedence; using a string or strip of light sources F21S4/00)
F21S8/00 (Lighting devices intended for fixed installation) appears on 9,765 US grants and 9,545 published applications in this corpus.
Search patents in F21S- Granted patents
- 9,765
- Published applications
- 9,545
- Assignees
- 3,078
- Inventors
- 12,791
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 33 | 0 |
| 1977 | 40 | 0 |
| 1978 | 35 | 0 |
| 1979 | 22 | 0 |
| 1980 | 35 | 0 |
| 1981 | 43 | 0 |
| 1982 | 48 | 0 |
| 1983 | 35 | 0 |
| 1984 | 45 | 0 |
| 1985 | 42 | 0 |
| 1986 | 49 | 0 |
| 1987 | 46 | 0 |
| 1988 | 58 | 0 |
| 1989 | 54 | 0 |
| 1990 | 52 | 0 |
| 1991 | 72 | 0 |
| 1992 | 68 | 0 |
| 1993 | 52 | 0 |
| 1994 | 54 | 0 |
| 1995 | 58 | 0 |
| 1996 | 76 | 0 |
| 1997 | 80 | 0 |
| 1998 | 77 | 0 |
| 1999 | 85 | 0 |
| 2000 | 108 | 0 |
| 2001 | 129 | 25 |
| 2002 | 127 | 110 |
| 2003 | 133 | 123 |
| 2004 | 111 | 142 |
| 2005 | 138 | 195 |
| 2006 | 109 | 224 |
| 2007 | 130 | 204 |
| 2008 | 114 | 249 |
| 2009 | 166 | 344 |
| 2010 | 240 | 399 |
| 2011 | 241 | 398 |
| 2012 | 287 | 436 |
| 2013 | 310 | 504 |
| 2014 | 373 | 527 |
| 2015 | 358 | 520 |
| 2016 | 403 | 513 |
| 2017 | 487 | 632 |
| 2018 | 568 | 597 |
| 2019 | 763 | 611 |
| 2020 | 661 | 630 |
| 2021 | 614 | 481 |
| 2022 | 510 | 458 |
| 2023 | 447 | 373 |
| 2024 | 428 | 336 |
| 2025 | 345 | 280 |
| 2026 | 206 | 234 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F21S 8/04Intended only for mounting on a ceiling or the like overhead structures3,097
- F21S 8/02Lighting devices intended for fixed installation: of recess-mounted type3,040
- F21S 8/03Lighting devices intended for fixed installation: of surface-mounted type2,040
- F21S 8/08Lighting devices intended for fixed installation: with a standard1,902
- F21S 8/006Solar simulators128
- F21S 8/003Searchlights, i.e. outdoor lighting device producing powerful beam of parallel rays103
Recent patents
- Recessed lighting with a reinforced collar6 Oct 2026US 12,753,889 B2Signify Holding B. V.
- Panel light6 Oct 2026US 12,753,890 B2Xiamen PVTECH Co., Ltd.
- High luminous-efficacy industrial lighting device6 Oct 2026US 12,753,908 B2Xiamen PVTECH Co., Ltd.
- Moveable light fixture6 Oct 2026US 12,753,909 B2Bunk16 LLC
- Ceiling lamp mounting structure and ceiling lamp29 Sep 2026US 12,747,841 B2Opple Lighting Co., Ltd.
- Airframe system and method of controlling airflow8 Oct 2026US 2026/0306210 A1SLD Technology, Inc.
- Cover system for light pole footings8 Oct 2026US 2026/0308933 A1
- Track-based lighting system8 Oct 2026US 2026/0309289 A1Signify Holding B. V.
- Luminaire assembly, system and method8 Oct 2026US 2026/0309290 A1Signify Holding B. V.
- Lighting device8 Oct 2026US 2026/0309304 A1Signify Holding B. V.
Most cited
By later US patents
- Light emitting diode based products608US 6,965,205 B2Color Kinetics Incorporated · 2005
- Luminaire508US 6,250,774 B1U. S. Philips Corporation · 2001
- Adaptive and interactive scene illumination497US 7,227,611 B2The Boeing Company · 2007
- Uniform illumination system488US 7,072,096 B2Digital Optics International Corporation · 2006
- Multi-use UAV docking station systems and methods430US 9,387,928 B1Amazon Technologies, Inc. · 2016