F21V 15/00
Protecting lighting devices from damage
Official title: Protecting lighting devices from damage (protection from thermal damage F21V29/00; gas-tight or water-tight arrangements F21V31/00)
F21V15/00 (Protecting lighting devices from damage) appears on 4,588 US grants and 4,557 published applications in this corpus.
Search patents in F21V- Granted patents
- 4,588
- Published applications
- 4,557
- Assignees
- 1,785
- Inventors
- 7,144
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 5 | 0 |
| 1978 | 11 | 0 |
| 1979 | 13 | 0 |
| 1980 | 8 | 0 |
| 1981 | 11 | 0 |
| 1982 | 14 | 0 |
| 1983 | 11 | 0 |
| 1984 | 15 | 0 |
| 1985 | 11 | 0 |
| 1986 | 15 | 0 |
| 1987 | 16 | 0 |
| 1988 | 9 | 0 |
| 1989 | 20 | 0 |
| 1990 | 22 | 0 |
| 1991 | 22 | 0 |
| 1992 | 28 | 0 |
| 1993 | 29 | 0 |
| 1994 | 15 | 0 |
| 1995 | 36 | 0 |
| 1996 | 26 | 0 |
| 1997 | 38 | 0 |
| 1998 | 46 | 0 |
| 1999 | 41 | 0 |
| 2000 | 51 | 0 |
| 2001 | 56 | 12 |
| 2002 | 61 | 67 |
| 2003 | 70 | 56 |
| 2004 | 51 | 78 |
| 2005 | 63 | 108 |
| 2006 | 72 | 98 |
| 2007 | 67 | 109 |
| 2008 | 53 | 103 |
| 2009 | 69 | 138 |
| 2010 | 94 | 177 |
| 2011 | 114 | 175 |
| 2012 | 135 | 193 |
| 2013 | 156 | 220 |
| 2014 | 152 | 250 |
| 2015 | 181 | 226 |
| 2016 | 194 | 251 |
| 2017 | 218 | 353 |
| 2018 | 308 | 319 |
| 2019 | 396 | 355 |
| 2020 | 391 | 316 |
| 2021 | 304 | 232 |
| 2022 | 213 | 153 |
| 2023 | 194 | 147 |
| 2024 | 170 | 152 |
| 2025 | 159 | 158 |
| 2026 | 127 | 111 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Panel light6 Oct 2026US 12,753,890 B2Xiamen PVTECH Co., Ltd.
- Bumper grille lighting device6 Oct 2026US 12,753,902 B2Flex-N-Gate France
- High luminous-efficacy industrial lighting device6 Oct 2026US 12,753,908 B2Xiamen PVTECH Co., Ltd.
- Solar pool lamp6 Oct 2026US 12,753,910 B2Shenzhen Maining Innovation Technology Co., Ltd.
- LED lamp and misuse warning module thereof29 Sep 2026US 12,747,836 B2Jiaxing Super Lighting Electric Appliance Co., Ltd
- Airframe system and method of controlling airflow8 Oct 2026US 2026/0306210 A1SLD Technology, Inc.
- Luminaire having a back plate with opening for relasably attached driver8 Oct 2026US 2026/0309318 A1Signify Holding B. V.
- Adjustable electrical apparatus with hangar bars for installation in a building1 Oct 2026US 2026/0298424 A1DMF, Inc.
- Lighted flooring1 Oct 2026US 2026/0298439 A1
- Integrated ceiling device with mechanical arrangement for a light source1 Oct 2026US 2026/0298440 A1Lighting Defense Group, LLC
Most cited
By later US patents
- Lighting methods and systems641US 7,178,941 B2Color Kinetics Incorporated · 2007
- Light emitting diode light strip400US 6,283,612 B12001
- Touch panel display device344US 8,823,672 B2Samsung Display Co., Ltd. · 2014
- Lighting apparatus317US 6,582,103 B1Teledyne Lighting and Display Products, Inc. · 2003
- Light tube and power supply circuit300US 7,049,761 B2Altair Engineering, Inc. · 2006