H01R 33/08
For supporting tubular fluorescent lamp
Official title: for supporting tubular fluorescent lamp
H01R33/08 (For supporting tubular fluorescent lamp) appears on 349 US grants and 244 published applications in this corpus.
Search patents in H01R- Granted patents
- 349
- Published applications
- 244
- Assignees
- 186
- Inventors
- 571
- Latest grant
- 24 Sep 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 4 | 0 |
| 1985 | 1 | 0 |
| 1986 | 5 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 4 | 0 |
| 1992 | 8 | 0 |
| 1993 | 8 | 0 |
| 1994 | 11 | 0 |
| 1995 | 5 | 0 |
| 1996 | 5 | 0 |
| 1997 | 9 | 0 |
| 1998 | 11 | 0 |
| 1999 | 7 | 0 |
| 2000 | 21 | 0 |
| 2001 | 10 | 1 |
| 2002 | 6 | 9 |
| 2003 | 9 | 6 |
| 2004 | 9 | 13 |
| 2005 | 11 | 13 |
| 2006 | 12 | 18 |
| 2007 | 11 | 18 |
| 2008 | 18 | 21 |
| 2009 | 17 | 20 |
| 2010 | 13 | 22 |
| 2011 | 17 | 20 |
| 2012 | 17 | 11 |
| 2013 | 10 | 20 |
| 2014 | 12 | 7 |
| 2015 | 10 | 6 |
| 2016 | 6 | 6 |
| 2017 | 2 | 9 |
| 2018 | 8 | 4 |
| 2019 | 12 | 9 |
| 2020 | 7 | 3 |
| 2021 | 3 | 2 |
| 2022 | 0 | 3 |
| 2023 | 5 | 1 |
| 2024 | 3 | 1 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
- H01R 33/0836Characterised by the lamp holding means120
- H01R 33/0809Having contacts on one side only90
- H01R 33/0827Characterised by the contacts36
- H01R 33/0818For a plurality of lamps26
- H01R 33/0863Characterised by the mounting means12
- H01R 33/0881Composed of different pieces11
- H01R 33/089Integral with starter holding structure11
Recent patents
- Lamp head for christmas light24 Sep 2024US 12,098,832 B1
- Lamp for laptop27 Aug 2024US 12,072,079 B2Qisda Corporation
- Special lamp cap12 Mar 2024US 11,927,324 B1Linhai Shanying Lighting Co., LTD.
- High-insulation integrated plastic lamp holder24 Oct 2023US 11,796,160 B2Dongguan Miray E-Tech Co., Ltd
- Adapter and LED lamp using the adapter19 Sep 2023US 11,761,619 B1Shenzhen Snc Opto Electronic Co., Ltd
- Holder having a mistake-proof structure and lighting device having the same10 Jul 2025US 2025/0226630 A1Xiamen PVTECH Co., Ltd.
- Lamp for laptop25 Jul 2024US 2024/0247785 A1Qisda Corporation
- High-insulation integrated plastic lamp holder21 Sep 2023US 2023/0296228 A1Dongguan Miray E-Tech Co., Ltd
- Cupped end cap for an led support19 May 2022US 2022/0154893 A1
- Connector system for lighting assembly24 Mar 2022US 2022/0090771 A1DVA Holdings LLC
Most cited
By later US patents
- Adapter, fitting into an incandescent socket, for receiving a compact flourescent lamp186US 5,545,950 A1996
- Light emitting device, socket device and lighting device104US 6,325,651 B1Moriyama Sangyo Kabushiki Kaisha · 2001
- Lighting assembly for multiple fluorescent lamps94US 6,217,190 B1The Whitaker Corporation · 2001
- Adjustable display light90US 4,739,454 AStarbrite Lighting Ltd. · 1988
- Bracket assembly for fluorescent lighting fixture having removable, high-frequency power output ballast85US 6,102,550 APhotronix, LLC · 2000