F21V 21/22
Telescopic
Official title: telescopic
F21V21/22 (Telescopic) appears on 617 US grants and 625 published applications in this corpus.
Search patents in F21V- Granted patents
- 617
- Published applications
- 625
- Assignees
- 291
- Inventors
- 1,031
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 4 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 5 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 5 | 0 |
| 1988 | 1 | 0 |
| 1989 | 8 | 0 |
| 1990 | 2 | 0 |
| 1991 | 8 | 0 |
| 1992 | 12 | 0 |
| 1993 | 6 | 0 |
| 1994 | 5 | 0 |
| 1995 | 5 | 0 |
| 1996 | 7 | 0 |
| 1997 | 12 | 0 |
| 1998 | 4 | 0 |
| 1999 | 5 | 0 |
| 2000 | 9 | 0 |
| 2001 | 7 | 0 |
| 2002 | 4 | 8 |
| 2003 | 12 | 13 |
| 2004 | 11 | 10 |
| 2005 | 4 | 15 |
| 2006 | 8 | 14 |
| 2007 | 16 | 18 |
| 2008 | 7 | 20 |
| 2009 | 7 | 16 |
| 2010 | 13 | 20 |
| 2011 | 13 | 18 |
| 2012 | 17 | 27 |
| 2013 | 9 | 19 |
| 2014 | 20 | 20 |
| 2015 | 12 | 28 |
| 2016 | 16 | 37 |
| 2017 | 28 | 33 |
| 2018 | 24 | 40 |
| 2019 | 39 | 39 |
| 2020 | 38 | 33 |
| 2021 | 40 | 30 |
| 2022 | 28 | 31 |
| 2023 | 31 | 45 |
| 2024 | 52 | 37 |
| 2025 | 30 | 27 |
| 2026 | 16 | 27 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Candle warming lamp15 Sep 2026US 12,736,200 B1
- Retractable support and lighting fixture8 Sep 2026US 12,729,843 B2Shenzhen Guangsu Electronic Technology Co., Ltd.
- Detachable telescopic downlight14 Jul 2026US 12,680,683 B1Hangzhou Juxing Intelligent Technology Co., Ltd.
- Control of a vehicle-mounted lighting system2 Jun 2026US 12,643,464 B2Milwaukee Electric Tool Corporation
- Retractable landscape light device26 May 2026US 12,638,149 B2
- Candle Warming Lamp8 Oct 2026US 2026/0309302 A1
- Backpack with an integrated lighting mount apparatus24 Sep 2026US 2026/0287165 A1Axton Advisors LLC
- Control of a vehicle-mounted lighting system17 Sep 2026US 2026/0274156 A1Milwaukee Electric Tool Corporation
- Adjustable-depth assemblies for luminaires and other devices17 Sep 2026US 2026/0276182 A1ERICO International Corporation
- Support stand and lighting device17 Sep 2026US 2026/0276186 A1Shenzhen Habitat Technology Co., Ltd.
Most cited
By later US patents
- Adjustable support apparatus154US 6,609,686 B2Tam Srl · 2003
- Customized patient surgical plan139US 8,265,949 B2DePuy Products, Inc. · 2012
- Portable vertical support103US 5,934,628 A1999
- Hanger bar for recessed luminaires97US 9,696,021 B2Cooper Technologies Company · 2017
- Remote control, moveable lighting system96US 4,712,167 AMycro-Group Company · 1987