F21V 1/20
The material being glass
Official title: the material being glass
F21V1/20 (The material being glass) appears on 22 US grants and 23 published applications in this corpus.
Search patents in F21V- Granted patents
- 22
- Published applications
- 23
- Assignees
- 14
- Inventors
- 42
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 3 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 0 | 0 |
| 2011 | 1 | 1 |
| 2012 | 1 | 1 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 2 |
| 2018 | 1 | 2 |
| 2019 | 1 | 2 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 1 | 1 |
| 2023 | 2 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 2 |
| 2026 | 4 | 3 |
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
- LED light bulb and manufacturing process thereof11 Aug 2026US 12,707,789 B2Linhai Tian Tian Lighting Co., Ltd.
- Gobo frosted or etched using a pico-second or femto-second laser3 Mar 2026US 12,565,973 B2
- Lighting device17 Feb 2026US 12,551,589 B2Seoul Viosys Co., Ltd.
- Lighting device14 Jan 2025US 12,194,174 B2Seoul Viosys Co., Ltd.
- Candle Warming Lamp8 Oct 2026US 2026/0309302 A1
- Lighting device25 Jun 2026US 2026/0174918 A1Seoul Viosys Co., Ltd.
- Led light bulb and manufacturing process thereof30 Apr 2026US 2026/0123123 A1Linhai Tian Tian Lighting Co., Ltd.
- Gobo frosted or etched using a pico-second or femto-second laser3 Jul 2025US 2025/0216044 A1AVID Labs, LLC
- Lighting device20 Mar 2025US 2025/0090703 A1Seoul Viosys Co., Ltd.
Most cited
By later US patents
- Lamp shade24US 4,079,245 A1978
- Process for making stained glass tiffany-type lamp shades11US 4,557,772 A1985
- Chimney assembly for illumination sources11US 5,541,824 AGlass Dimensions, Inc. · 1996
- Assembly of glass pieces into two and three dimensional shapes8US 5,102,706 A1992
- Inside, full 360 degree mold6US 4,483,813 AStudio Design, Inc., T/A Rainbow Art Glass · 1984