F21V 13/10
The elements being reflectors and screens
Official title: the elements being reflectors and screens
F21V13/10 (The elements being reflectors and screens) appears on 194 US grants and 157 published applications in this corpus.
Search patents in F21V- Granted patents
- 194
- Published applications
- 157
- Assignees
- 135
- Inventors
- 417
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 4 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 6 | 2 |
| 2002 | 8 | 8 |
| 2003 | 4 | 5 |
| 2004 | 9 | 4 |
| 2005 | 5 | 8 |
| 2006 | 2 | 4 |
| 2007 | 4 | 3 |
| 2008 | 6 | 11 |
| 2009 | 3 | 5 |
| 2010 | 8 | 12 |
| 2011 | 7 | 8 |
| 2012 | 7 | 4 |
| 2013 | 12 | 13 |
| 2014 | 11 | 16 |
| 2015 | 14 | 14 |
| 2016 | 7 | 5 |
| 2017 | 5 | 0 |
| 2018 | 8 | 8 |
| 2019 | 9 | 7 |
| 2020 | 5 | 4 |
| 2021 | 5 | 4 |
| 2022 | 7 | 3 |
| 2023 | 2 | 2 |
| 2024 | 1 | 1 |
| 2025 | 2 | 5 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Optical component for a luminaire3 Dec 2024US 12,158,264 B2Signify Holding B. V.
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Most cited
By later US patents
- Internal shield for trough-like reflector152US 4,531,180 AWide-Lite International Corporation · 1985
- Optical source and method151US 6,439,888 B1PLS Liquidating LLC · 2002
- Exterior luminaire108US 7,090,370 B2Advanced Leds Limited · 2006
- Adjustable reflector device94US 7,156,539 B22007
- Luminaire having a mock light source for improved source brightness control and method92US 6,709,131 B1Acuity Brands, Inc. · 2004