B63G 8/36
Adaptations of ventilation
Official title: Adaptations of ventilation, {e.g. schnorkels,} cooling, heating, or air-conditioning (reconditioning air in sealed chambers A62B11/00)
B63G8/36 (Adaptations of ventilation) appears on 50 US grants and 50 published applications in this corpus.
Search patents in B63G- Granted patents
- 50
- Published applications
- 50
- Assignees
- 32
- Inventors
- 132
- Latest grant
- 10 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 3 |
| 2005 | 1 | 2 |
| 2006 | 3 | 0 |
| 2007 | 2 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 3 |
| 2013 | 0 | 1 |
| 2014 | 3 | 3 |
| 2015 | 6 | 8 |
| 2016 | 4 | 7 |
| 2017 | 6 | 3 |
| 2018 | 4 | 1 |
| 2019 | 2 | 3 |
| 2020 | 5 | 2 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 2 | 1 |
| 2024 | 1 | 1 |
| 2025 | 0 | 6 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Closed cycle vaporization cooling system for underwater vehicle inner-to-outer hull heat transfer17US 4,474,228 AThe United States of America as represented by the Secretary of the Navy · 1984
- Apparatus for and a method of transferring liquid16US 4,741,673 ACosworth Engineering Limited · 1988
- Model submarine16US 4,826,465 A1989
- Regenerable sorbent CO2 scrubber for submarine vessels12US 9,802,148 B2Enverid Systems, Inc. · 2017
- Snorkel mast for a semi-submersible vehicle11US 4,611,551 A1986