F21V 1/04
Rigid
Official title: rigid (F21V1/08 takes precedence)
F21V1/04 (Rigid) appears on 46 US grants and 38 published applications in this corpus.
Search patents in F21V- Granted patents
- 46
- Published applications
- 38
- Assignees
- 36
- Inventors
- 90
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 3 | 0 |
| 2002 | 2 | 1 |
| 2003 | 1 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 2 |
| 2011 | 2 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 2 |
| 2015 | 1 | 4 |
| 2016 | 1 | 2 |
| 2017 | 3 | 1 |
| 2018 | 4 | 5 |
| 2019 | 4 | 2 |
| 2020 | 0 | 1 |
| 2021 | 2 | 1 |
| 2022 | 3 | 1 |
| 2023 | 5 | 2 |
| 2024 | 2 | 5 |
| 2025 | 6 | 3 |
| 2026 | 4 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Modular multi-light source glare-shielding structure and light source module using the same8 Sep 2026US 12,729,830 B1Huizhou Hanxing Optoelectronics Technology Co., Ltd.
- Lighting lamp18 Aug 2026US 12,710,149 B2Lme (Nan Hai) Electric Co., Ltd.
- Lampshade with removable panels and a method of assembling the same4 Aug 2026US 12,698,881 B1
- Quick connection structure and ceiling lamp21 Jul 2026US 12,687,281 B2Opple Lighting Co., Ltd.
- Light strip structure30 Dec 2025US 12,510,217 B1
- Decorative assembly for a light fixture2 Apr 2026US 2026/0092694 A1Tulip Goods Co.
- Lighting flame simulator with programmable light source, electrical fireplace and assembling method thereof27 Nov 2025US 2025/0361995 A1Source Pro Industries Ltd.
- Lighting lamp24 Apr 2025US 2025/0129906 A1Lme (Nan Hai) Electric Co., Ltd.
- Alarm clock6 Mar 2025US 2025/0076824 A1Shenzhen Bohui Technology Co., Ltd.
- Illumination unit5 Dec 2024US 2024/0405487 A1Yazaki Corporation
Most cited
By later US patents
- Light-emitting diode indicator and display panel using the same54US 5,521,587 ARohm Co., Ltd. · 1996
- Light illuminated display board and lampshade using light refraction and reflection effect of transparent acrylic plastic plates32US 6,308,444 B12001
- Removable lampshade drape28US 6,302,566 B12001
- Shade on a lamp19US 6,341,880 B12002
- Light fixture with a shade and a light source assembly17US 9,777,902 B1Target Brands, Inc. · 2017