F21V 31/005
Sealing arrangements therefor
Official title: {Sealing arrangements therefor}
F21V31/005 (Sealing arrangements therefor) appears on 1,988 US grants and 2,079 published applications in this corpus.
Search patents in F21V- Granted patents
- 1,988
- Published applications
- 2,079
- Assignees
- 983
- Inventors
- 3,281
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 4 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 4 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 5 | 0 |
| 1990 | 7 | 0 |
| 1991 | 7 | 0 |
| 1992 | 3 | 0 |
| 1993 | 6 | 0 |
| 1994 | 6 | 0 |
| 1995 | 8 | 0 |
| 1996 | 7 | 0 |
| 1997 | 4 | 0 |
| 1998 | 7 | 0 |
| 1999 | 6 | 0 |
| 2000 | 11 | 0 |
| 2001 | 13 | 2 |
| 2002 | 8 | 13 |
| 2003 | 10 | 10 |
| 2004 | 16 | 20 |
| 2005 | 9 | 20 |
| 2006 | 21 | 29 |
| 2007 | 12 | 21 |
| 2008 | 13 | 29 |
| 2009 | 22 | 43 |
| 2010 | 35 | 61 |
| 2011 | 38 | 62 |
| 2012 | 43 | 71 |
| 2013 | 56 | 84 |
| 2014 | 59 | 102 |
| 2015 | 73 | 138 |
| 2016 | 106 | 115 |
| 2017 | 116 | 173 |
| 2018 | 144 | 172 |
| 2019 | 192 | 146 |
| 2020 | 160 | 150 |
| 2021 | 140 | 128 |
| 2022 | 127 | 94 |
| 2023 | 110 | 108 |
| 2024 | 146 | 97 |
| 2025 | 133 | 110 |
| 2026 | 91 | 81 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
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- Compact, flexible, LED array320US 6,371,637 B1Radiantz, Inc. · 2002
- Light emitting diode clusters for display signs256US 5,036,248 ALedstar Inc. · 1991
- LED light bulb248US 7,396,142 B2Five Star Import Group L.L.C. · 2008