F21W 2121/004
Mounted on the exterior of houses or other buildings to illuminate parts
Official title: {mounted on the exterior of houses or other buildings to illuminate parts thereof}
F21W2121/004 (Mounted on the exterior of houses or other buildings to illuminate parts) appears on 227 US grants and 172 published applications in this corpus.
Search patents in F21W- Granted patents
- 227
- Published applications
- 172
- Assignees
- 57
- Inventors
- 328
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 4 | 0 |
| 1990 | 4 | 0 |
| 1991 | 5 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 6 | 0 |
| 1998 | 6 | 0 |
| 1999 | 5 | 0 |
| 2000 | 7 | 0 |
| 2001 | 10 | 0 |
| 2002 | 12 | 4 |
| 2003 | 9 | 7 |
| 2004 | 5 | 8 |
| 2005 | 6 | 6 |
| 2006 | 2 | 7 |
| 2007 | 8 | 12 |
| 2008 | 4 | 6 |
| 2009 | 5 | 12 |
| 2010 | 7 | 8 |
| 2011 | 10 | 9 |
| 2012 | 7 | 4 |
| 2013 | 7 | 5 |
| 2014 | 2 | 2 |
| 2015 | 8 | 5 |
| 2016 | 4 | 13 |
| 2017 | 10 | 4 |
| 2018 | 9 | 13 |
| 2019 | 9 | 10 |
| 2020 | 12 | 9 |
| 2021 | 3 | 5 |
| 2022 | 8 | 2 |
| 2023 | 2 | 4 |
| 2024 | 5 | 4 |
| 2025 | 4 | 9 |
| 2026 | 4 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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Most cited
By later US patents
- Lighting methods and systems641US 7,178,941 B2Color Kinetics Incorporated · 2007
- Controlled lighting methods and apparatus528US 7,202,613 B2Color Kinetics Incorporated · 2007
- Controlled lighting methods and apparatus246US 7,550,931 B2Philips Solid-State Lighting Solutions, Inc. · 2009
- Decorative lighting system217US 6,183,104 B22001
- Strip lighting212US 6,796,680 B1Lumileds Lighting U.S., LLC · 2004