F42B 19/44
By enlarging displacement
Official title: by enlarging displacement
F42B19/44 (By enlarging displacement) appears on 4 US grants and 1 published applications in this corpus.
Search patents in F42B- Granted patents
- 4
- Published applications
- 1
- Assignees
- 3
- Inventors
- 6
- Latest grant
- 29 Jun 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 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 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Underwater body having a variable volume and method for operating such an underwater body29 Jun 2021US 11,046,403 B2Atlas Elektronik GmbH
- Boyancy device for a hunting bow31 Oct 2017US 9,803,951 B1
- Underwater vehicle deceleration and positive buoyancy assembly31 Jul 2007US 7,250,568 B1The United States of America as represented by the Secretary of the Navy
- Torpedo floatation device9 Jun 1981US 4,271,552 APresearch Incorporated
Most cited
By later US patents
- Torpedo floatation device11US 4,271,552 APresearch Incorporated · 1981
- Underwater vehicle deceleration and positive buoyancy assembly8US 7,250,568 B1The United States of America as represented by the Secretary of the Navy · 2007
- Boyancy device for a hunting bow3US 9,803,951 B12017
- Underwater body having a variable volume and method for operating such an underwater body1US 11,046,403 B2Atlas Elektronik GmbH · 2021