F21V 21/16
Using wires or cords
Official title: using wires or cords
F21V21/16 (Using wires or cords) appears on 146 US grants and 137 published applications in this corpus.
Search patents in F21V- Granted patents
- 146
- Published applications
- 137
- Assignees
- 101
- Inventors
- 248
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 1 |
| 2002 | 3 | 1 |
| 2003 | 1 | 5 |
| 2004 | 4 | 1 |
| 2005 | 1 | 3 |
| 2006 | 3 | 7 |
| 2007 | 3 | 1 |
| 2008 | 3 | 1 |
| 2009 | 1 | 2 |
| 2010 | 1 | 1 |
| 2011 | 1 | 6 |
| 2012 | 5 | 8 |
| 2013 | 7 | 4 |
| 2014 | 2 | 5 |
| 2015 | 7 | 7 |
| 2016 | 4 | 6 |
| 2017 | 6 | 6 |
| 2018 | 6 | 4 |
| 2019 | 4 | 7 |
| 2020 | 11 | 12 |
| 2021 | 7 | 11 |
| 2022 | 7 | 4 |
| 2023 | 8 | 14 |
| 2024 | 18 | 13 |
| 2025 | 3 | 4 |
| 2026 | 5 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Decorative Christmas tree with light and shadow conversion16 Jun 2026US 12,655,966 B1Shangyou Jiayi Lighting Product Co., Ltd.
- Lighting device with a rotatable suspension structure9 Jun 2026US 12,650,217 B2Shinegrow (Xiamen) Lighting Technology Co., LTD.
- Hands free flashlight device10 Mar 2026US 12,571,507 B2
- Height adjustable lamp3 Mar 2026US 12,565,986 B2Hatco Corporation
- Quick-draw assembly structure and flashlight6 Jan 2026US 12,516,797 B1
- Work light30 Jul 2026US 2026/0218888 A1Streamlight, Inc.
- Customizable lighting system25 Jun 2026US 2026/0177214 A1
- Height adjustable heatlamp18 Jun 2026US 2026/0168659 A1Hatco Corporation
- Hands Free Flashlight Device13 Nov 2025US 2025/0347394 A1
- Multiuse uvc sterilization and plant growth light, housing, mounts, and accessories9 Oct 2025US 2025/0312506 A1Dynotron, Inc.
Most cited
By later US patents
- Bidirectional LED light sheet93US 8,192,051 B2Quarkstar LLC · 2012
- Adjustable height grow light76US 6,488,387 B2Hydrofarm, Inc. · 2002
- Vertically adjustable device for suspending a frame provided with lighting, with radiators or the like72US 4,358,817 ALohmann-Werke GmbH & Co. KG · 1982
- Solid state bidirectional light sheet having vertical orientation60US 8,414,154 B2Quarkstar LLC · 2013
- Apparatus for installing lighting fixture assemblies from inclined planar surfaces47US 5,317,493 ALightolier Division of The Genlyte Group Incorporated · 1994