F21V 21/38
With a cable
Official title: with a cable
F21V21/38 (With a cable) appears on 117 US grants and 105 published applications in this corpus.
Search patents in F21V- Granted patents
- 117
- Published applications
- 105
- Assignees
- 71
- Inventors
- 201
- Latest grant
- 3 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 5 | 0 |
| 1981 | 0 | 0 |
| 1982 | 4 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 5 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 2 |
| 2005 | 2 | 4 |
| 2006 | 1 | 2 |
| 2007 | 2 | 1 |
| 2008 | 0 | 3 |
| 2009 | 2 | 2 |
| 2010 | 0 | 4 |
| 2011 | 1 | 0 |
| 2012 | 3 | 4 |
| 2013 | 3 | 4 |
| 2014 | 2 | 2 |
| 2015 | 2 | 1 |
| 2016 | 0 | 2 |
| 2017 | 3 | 4 |
| 2018 | 3 | 2 |
| 2019 | 2 | 7 |
| 2020 | 5 | 7 |
| 2021 | 5 | 13 |
| 2022 | 7 | 7 |
| 2023 | 11 | 15 |
| 2024 | 16 | 13 |
| 2025 | 3 | 4 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Vertically adjustable device for suspending a frame provided with lighting, with radiators or the like72US 4,358,817 ALohmann-Werke GmbH & Co. KG · 1982
- Apparatus and method for illuminating the scene of an emergency71US 6,092,911 AF. M. Brick Industries, Inc. · 2000
- Elevating system62US 5,361,565 A1994
- System for raising and lowering communications equipment47US 5,570,546 AAmerican High Mast Systems, Inc. · 1996
- Motorized chandelier lift system35US 5,105,349 A1992