F21W 2121/006
Use or application of lighting devices or systems for decorative purposes, not
Official title: {for illumination or simulation of snowy or iced items, e.g. icicle}
F21W2121/006 (Use or application of lighting devices or systems for decorative purposes, not) appears on 89 US grants and 90 published applications in this corpus.
Search patents in F21W- Granted patents
- 89
- Published applications
- 90
- Assignees
- 25
- Inventors
- 111
- Latest grant
- 8 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 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 | 0 | 0 |
| 1999 | 4 | 0 |
| 2000 | 6 | 0 |
| 2001 | 4 | 0 |
| 2002 | 5 | 4 |
| 2003 | 2 | 3 |
| 2004 | 3 | 3 |
| 2005 | 2 | 5 |
| 2006 | 5 | 6 |
| 2007 | 5 | 6 |
| 2008 | 0 | 3 |
| 2009 | 2 | 3 |
| 2010 | 2 | 2 |
| 2011 | 3 | 1 |
| 2012 | 1 | 3 |
| 2013 | 0 | 2 |
| 2014 | 1 | 0 |
| 2015 | 3 | 5 |
| 2016 | 2 | 7 |
| 2017 | 6 | 9 |
| 2018 | 5 | 8 |
| 2019 | 4 | 4 |
| 2020 | 6 | 3 |
| 2021 | 3 | 2 |
| 2022 | 4 | 5 |
| 2023 | 5 | 2 |
| 2024 | 3 | 3 |
| 2025 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Tangle-resistant decorative lighting assembly8 Apr 2025US 12,270,518 B2Willis Electric Co., Ltd.
- Tangle-resistant decorative lighting assembly18 Feb 2025US 12,228,257 B2Willis Electric Co., Ltd.
- Expandable icicle light string for spanning structures of various dimensions26 Mar 2024US 11,940,108 B1Seasons 4, Inc.
- Tangle-resistant decorative lighting assembly5 Mar 2024US 11,920,750 B2Zydex Pty Ltd
- Retractable holiday lights30 Jan 2024US 11,885,468 B2
- Tangle-resistant decorative lighting assembly27 Feb 2025US 2025/0067406 A1Willis Electric Co., Ltd.
- Tangle-resistant decorative lighting assembly5 Sep 2024US 2024/0294856 A1Willis Electric Co., Ltd.
- Interactive microbubble-producing device9 May 2024US 2024/0149226 A1Lightuptoys.Com LLC
- Tangle-resistant decorative lighting assembly4 Apr 2024US 2024/0110676 A1Willis Electric Co., Ltd.
- Tangle-resistant decorative lighting assembly5 Oct 2023US 2023/0313956 A1Willis Electric Co., Ltd.
Most cited
By later US patents
- Light emitting diode based products608US 6,965,205 B2Color Kinetics Incorporated · 2005
- Light-emitting diode based products333US 7,186,003 B2Color Kinetics Incorporated · 2007
- Light emitting diode based products315US 7,161,313 B2Color Kinetics Incorporated · 2007
- Methods and systems for illuminating household products168US 7,303,300 B2Color Kinetics Incorporated · 2007
- Methods and apparatus for downloading lighting programs146US 7,550,935 B2Philips Solid-State Lighting Solutions, Inc. · 2009