B63B 2207/04
Pressure equalising or adjusting
B63B2207/04 (Pressure equalising or adjusting) appears on 11 US grants and 12 published applications in this corpus.
Search patents in B63B- Granted patents
- 11
- Published applications
- 12
- Assignees
- 11
- Inventors
- 38
- Latest grant
- 6 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 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 | 0 | 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 | 1 |
| 2017 | 1 | 2 |
| 2018 | 0 | 0 |
| 2019 | 3 | 2 |
| 2020 | 0 | 3 |
| 2021 | 1 | 1 |
| 2022 | 1 | 1 |
| 2023 | 2 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Swimming pool robot and method for controlling swimming pool robot6 Jan 2026US 12,516,538 B2Xingmai Innovation Technology (Suzhou) Co., Ltd.
- Lift bag with automatic gas volume regulation7 Feb 2023US 11,572,141 B2
- Tether for an inspection vehicle10 Jan 2023US 11,550,339 B2Hitachi Energy Switzerland AG
- Air, sea and underwater tilt tri-rotor UAV capable of performing vertical take-off and landing19 Apr 2022US 11,305,873 B2Dalian University of Technology
- Apparatus for shellfish aquaculture21 Dec 2021US 11,202,442 B2
- Swimming pool robot and method for controlling swimming pool robot13 Aug 2026US 2026/0234953 A1Xingmai Innovation Technology (Suzhou) Co., Ltd.
- Swimming pool robot and method for controlling swimming pool robot2 Oct 2025US 2025/0305313 A1Xingmai Innovation Technology (Suzhou) Co., Ltd.
- Submersible sensing system for water and sediment monitoring30 Jun 2022US 2022/0206181 A1King Abdullah University of Science and Technology
- Lift bag with automatic gas volume regulation9 Dec 2021US 2021/0380208 A1
- Tether for an inspection vehicle9 Jul 2020US 2020/0218285 A1ABB Schweiz AG
Most cited
By later US patents
- Portable salvage lift5US 3,940,814 AThe United States of America as represented by the Secretary of the Navy · 1976
- Apparatus for shellfish aquaculture4US 10,357,023 B22019
- Flotation system for offshore power generation platform4US 10,518,849 B2Alen Corporation · 2019
- Air, sea and underwater tilt tri-rotor UAV capable of performing vertical take-off and landing4US 11,305,873 B2Dalian University of Technology · 2022
- Apparatus for shellfish aquaculture1US 11,202,442 B22021