F28F 3/10
Arrangements for sealing the margins
F28F3/10 (Arrangements for sealing the margins) appears on 200 US grants and 225 published applications in this corpus.
Search patents in F28F- Granted patents
- 200
- Published applications
- 225
- Assignees
- 146
- Inventors
- 470
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 5 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 8 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 4 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 5 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 5 | 0 |
| 2001 | 1 | 1 |
| 2002 | 3 | 1 |
| 2003 | 1 | 2 |
| 2004 | 1 | 2 |
| 2005 | 1 | 2 |
| 2006 | 0 | 2 |
| 2007 | 1 | 2 |
| 2008 | 1 | 2 |
| 2009 | 1 | 2 |
| 2010 | 3 | 6 |
| 2011 | 1 | 6 |
| 2012 | 2 | 14 |
| 2013 | 2 | 7 |
| 2014 | 6 | 7 |
| 2015 | 6 | 11 |
| 2016 | 6 | 20 |
| 2017 | 9 | 13 |
| 2018 | 8 | 7 |
| 2019 | 15 | 17 |
| 2020 | 13 | 17 |
| 2021 | 9 | 21 |
| 2022 | 8 | 16 |
| 2023 | 13 | 14 |
| 2024 | 18 | 16 |
| 2025 | 11 | 10 |
| 2026 | 3 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Sheet material containing exfoliated vermiculite103US 4,271,228 AHollingsworth & Vose Company · 1981
- Vapor compression distillation system and method93US 5,968,321 ARidgewood WaterPure Corporation · 1999
- Heat exchanger plate and a plate heat exchanger with insulated sensor internal to heat exchange area77US 9,739,546 B2Alfa Laval Corporate AB · 2017
- Methods and systems for desiccant air conditioning55US 9,243,810 B27AC Technologies, Inc. · 2016
- Methods and systems for desiccant air conditioning with combustion contaminant filtering50US 8,800,308 B27AC Technologies, Inc. · 2014