F21V 29/506
Of globes, bowls or cover glasses
Official title: of globes, bowls or cover glasses
F21V29/506 (Of globes, bowls or cover glasses) appears on 252 US grants and 352 published applications in this corpus.
Search patents in F21V- Granted patents
- 252
- Published applications
- 352
- Assignees
- 182
- Inventors
- 649
- Latest grant
- 1 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 2 |
| 2004 | 1 | 1 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 3 |
| 2008 | 0 | 4 |
| 2009 | 7 | 6 |
| 2010 | 4 | 19 |
| 2011 | 5 | 36 |
| 2012 | 13 | 37 |
| 2013 | 36 | 64 |
| 2014 | 35 | 59 |
| 2015 | 30 | 32 |
| 2016 | 22 | 24 |
| 2017 | 15 | 17 |
| 2018 | 24 | 24 |
| 2019 | 22 | 8 |
| 2020 | 20 | 8 |
| 2021 | 7 | 1 |
| 2022 | 2 | 1 |
| 2023 | 1 | 0 |
| 2024 | 1 | 0 |
| 2025 | 1 | 1 |
| 2026 | 0 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- LED lamp7 May 2024US 11,976,804 B1Shenzhen Snc Opto Electronic Co., Ltd
- Illumination device with LED strip light engine configured for retrofitting pin-based CFL socket23 May 2023US 11,655,972 B2Ledvance GmbH
- LED lighting tube device and method3 May 2022US 11,320,097 B2Argo Import-Export Ltd.
- Systems and methods for promoting biological responses in incubated eggs1 Mar 2022US 11,259,504 B2Signify Holding B. V.
- Heat dissipator with replaceable decorative pattern18 Jun 2026US 2026/0168663 A1Shenzhen Apaltek Co., Ltd.
- Lightweight winterized lamp30 Apr 2026US 2026/0117964 A1Formosawide Industries Inc.
- Light source structure19 Feb 2026US 2026/0049705 A1Xiamen Topstar Lighting Co., Ltd.
- Integrated solid state light source and phosphor module16 Jan 2025US 2025/0020289 A1Signify Holding B. V.
- Lamp for regulating color temperature with toggle switch28 Apr 2022US 2022/0128229 A1Xiamen Meifulai Industry and Trade Co., Ltd
Most cited
By later US patents
- Lighting units429US 5,890,794 A1999
- Lighting device349US 5,655,830 AGeneral Signal Corporation · 1997
- LED light299US 7,524,089 B2Daejin DMP Co., Ltd. · 2009
- Electric shock resistant L.E.D. based light163US 8,360,599 B2iLumisys, Inc. · 2013
- LED lamp with replaceable power supply154US 7,594,738 B1Cpumate Inc. · 2009