F21W 2131/407
For indoor arenas
Official title: for indoor arenas
F21W2131/407 (For indoor arenas) appears on 44 US grants and 51 published applications in this corpus.
Search patents in F21W- Granted patents
- 44
- Published applications
- 51
- Assignees
- 31
- Inventors
- 87
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 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 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 1 | 2 |
| 2009 | 3 | 2 |
| 2010 | 0 | 2 |
| 2011 | 0 | 3 |
| 2012 | 2 | 2 |
| 2013 | 1 | 2 |
| 2014 | 4 | 4 |
| 2015 | 1 | 5 |
| 2016 | 2 | 2 |
| 2017 | 3 | 1 |
| 2018 | 2 | 8 |
| 2019 | 6 | 3 |
| 2020 | 6 | 4 |
| 2021 | 4 | 4 |
| 2022 | 2 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 0 | 0 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Glare-reducing lighting system for an indoor pickleball court7 Jul 2026US 12,674,553 B2Picklr, Inc.
- Light system14 Jun 2022US 11,363,702 B2Chromo Lighting, LLC
- Reduced glare light fixture7 Jun 2022US 11,353,173 B2Hubbell Incorporated
- Portable beach volleyball lighting system14 Dec 2021US 11,199,310 B2
- Light system18 May 2021US 11,013,092 B2Chromo Lighting, LLC
- Lighted flooring1 Oct 2026US 2026/0298439 A1
- Glare-reducing lighting system for an indoor pickleball court24 Sep 2026US 2026/0287132 A1
- Glare-reducing lighting system for an indoor pickleball court5 Feb 2026US 2026/0036271 A1Picklr, Inc.
- System for following actors on at least one performance stage10 Oct 2024US 2024/0340520 A1Xyzed
- Reduced Glare Light Fixture28 Oct 2021US 2021/0332956 A1Hubbell Incorporated
Most cited
By later US patents
- Modular lighting systems209US 8,232,745 B2Digital Lumens Incorporated · 2012
- Lighting assembly64US 8,801,235 B2Best Lights, Inc. · 2014
- Dual reflector lighting system35US 5,791,768 AStingray Lighting, Inc. · 1998
- Parking garage luminaire with interchangeable reflector modules21US 7,445,362 B2Hubbell Incorporated · 2008
- Fluorescent lamp luminaire20US 7,506,994 B1Genlyte Thomas Group LLC · 2009