F21V 7/041
With conical or pyramidal surface
Official title: {with conical or pyramidal surface}
F21V7/041 (With conical or pyramidal surface) appears on 346 US grants and 411 published applications in this corpus.
Search patents in F21V- Granted patents
- 346
- Published applications
- 411
- Assignees
- 221
- Inventors
- 716
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 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 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 2 |
| 2004 | 2 | 1 |
| 2005 | 2 | 2 |
| 2006 | 1 | 7 |
| 2007 | 2 | 4 |
| 2008 | 3 | 2 |
| 2009 | 2 | 6 |
| 2010 | 3 | 8 |
| 2011 | 4 | 13 |
| 2012 | 7 | 27 |
| 2013 | 21 | 33 |
| 2014 | 20 | 30 |
| 2015 | 21 | 32 |
| 2016 | 26 | 25 |
| 2017 | 18 | 31 |
| 2018 | 29 | 28 |
| 2019 | 41 | 34 |
| 2020 | 25 | 17 |
| 2021 | 23 | 15 |
| 2022 | 18 | 19 |
| 2023 | 25 | 23 |
| 2024 | 20 | 21 |
| 2025 | 12 | 11 |
| 2026 | 17 | 19 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Recessed lighting with a reinforced collar6 Oct 2026US 12,753,889 B2Signify Holding B. V.
- Cylindrical light fixture29 Sep 2026US 12,747,855 B1
- Integrated lighting module1 Sep 2026US 12,723,747 B2AMP Plus, Inc.
- Single-layer printed circuit board for a lighting device18 Aug 2026US 12,710,144 B2Lutron Technology Company LLC
- Modular light emitting diode (LED) lamp device18 Aug 2026US 12,710,166 B2Wuxi Seastar Lighting Co., Ltd.
- Recessed lighting with a reinforced collar1 Oct 2026US 2026/0298425 A1Signify Holding B. V.
- Integrated lighting module1 Oct 2026US 2026/0298457 A1AMP Plus, Inc.
- Compact adjustable downlight fixture10 Sep 2026US 2026/0266440 A1Signify Holding B. V.
- Integrated lighting module6 Aug 2026US 2026/0227059 A1AMP Plus, Inc.
- Multiple Light Source Configuration6 Aug 2026US 2026/0227623 A1Designs for Vision, Inc.
Most cited
By later US patents
- High flux led assembly190US 6,318,886 B1Whelen Engineering Company, Inc. · 2001
- High power LED power pack for spot module illumination185US 6,799,864 B2GELcore, LLC · 2004
- Light emitting diode-based signal light147US 6,796,698 B2GELcore, LLC · 2004
- Light emitting diode lighting with frustoconical reflector120US 6,464,373 B1TWR Lighting, Inc. · 2002
- Unified driver and light source assembly for recessed lighting111US 9,964,266 B2DMF, Inc. · 2018