F21V 19/0095
Of u-shaped tubular light sources
Official title: {of U-shaped tubular light sources, e.g. compact fluorescent tubes}
F21V19/0095 (Of u-shaped tubular light sources) appears on 125 US grants and 51 published applications in this corpus.
Search patents in F21V- Granted patents
- 125
- Published applications
- 51
- Assignees
- 70
- Inventors
- 179
- Latest grant
- 23 Jun 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 5 | 0 |
| 1989 | 3 | 0 |
| 1990 | 4 | 0 |
| 1991 | 5 | 0 |
| 1992 | 3 | 0 |
| 1993 | 7 | 0 |
| 1994 | 5 | 0 |
| 1995 | 3 | 0 |
| 1996 | 4 | 0 |
| 1997 | 5 | 0 |
| 1998 | 9 | 0 |
| 1999 | 3 | 0 |
| 2000 | 8 | 0 |
| 2001 | 5 | 0 |
| 2002 | 6 | 3 |
| 2003 | 6 | 5 |
| 2004 | 3 | 3 |
| 2005 | 5 | 6 |
| 2006 | 3 | 7 |
| 2007 | 4 | 3 |
| 2008 | 2 | 5 |
| 2009 | 6 | 7 |
| 2010 | 4 | 5 |
| 2011 | 4 | 2 |
| 2012 | 3 | 0 |
| 2013 | 1 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 2 |
| 2019 | 1 | 0 |
| 2020 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Luminaire23 Jun 2020US 10,690,306 B2H4X e.U.
- Field-curvable carriage for flexible light cove21 May 2019US 10,295,132 B2Light Engine Technologies, Inc.
- Plug for conversion of lamps with two non-integrated 4-pin CFL bulbs17 Apr 2018US 9,945,549 B2
- Backlight assembly and display device having the same11 Jun 2013US 8,459,828 B2Samsung Display Co., Ltd.
- Ballasted lamp socket for a compact fluorescent lamp20 Nov 2012US 8,313,219 B2Lutron Electronics Co., Inc.
- Neon lamp locking channel15 Oct 2020US 2020/0326057 A1
- Luminaire6 Sep 2018US 2018/0252376 A1H4X e.U.
- Field-curvable carriage for flexible light cove7 Jun 2018US 2018/0156400 A1Light Engine Technologies, Inc.
- Plug for conversion of lights with non-integrated 4-pin bulbs28 Dec 2017US 2017/0370566 A1
- Ballasted lamp socket for a compact fluorescent lamp14 Feb 2013US 2013/0038237 A1Lutron Electronics Co., Inc.
Most cited
By later US patents
- Lightweight plug-in fluorescent lamp assembly120US 5,253,152 A1993
- Modular luminaire99US 5,473,522 ASportlite, Inc. · 1995
- Fluorescent lighting fixture75US 6,059,424 A2000
- Fluorescent retrofit light fixture72US 5,073,845 AJanice Industries · 1991
- Fluorescent task lamp with optimized bulb alignment and ballast71US 7,201,491 B2Bayco Products, Ltd. · 2007