F21Y 2107/90
On two opposite sides of supports or substrates
Official title: on two opposite sides of supports or substrates
F21Y2107/90 (On two opposite sides of supports or substrates) appears on 317 US grants and 386 published applications in this corpus.
Search patents in F21Y- Granted patents
- 317
- Published applications
- 386
- Assignees
- 177
- Inventors
- 661
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 1 |
| 2003 | 0 | 2 |
| 2004 | 0 | 4 |
| 2005 | 4 | 6 |
| 2006 | 3 | 7 |
| 2007 | 4 | 1 |
| 2008 | 3 | 4 |
| 2009 | 1 | 6 |
| 2010 | 5 | 14 |
| 2011 | 8 | 28 |
| 2012 | 19 | 17 |
| 2013 | 12 | 31 |
| 2014 | 21 | 29 |
| 2015 | 15 | 14 |
| 2016 | 12 | 31 |
| 2017 | 20 | 21 |
| 2018 | 26 | 20 |
| 2019 | 33 | 40 |
| 2020 | 29 | 24 |
| 2021 | 27 | 26 |
| 2022 | 21 | 14 |
| 2023 | 12 | 17 |
| 2024 | 14 | 12 |
| 2025 | 14 | 8 |
| 2026 | 5 | 9 |
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
- Light emitting diode retrofit lamp552US 5,463,280 ANational Service Industries, Inc. · 1995
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