B64D 2013/0674
Comprising liquid subsystems
Official title: {comprising liquid subsystems}
B64D2013/0674 (Comprising liquid subsystems) appears on 199 US grants and 255 published applications in this corpus.
Search patents in B64D- Granted patents
- 199
- Published applications
- 255
- Assignees
- 66
- Inventors
- 343
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 2 |
| 2004 | 0 | 0 |
| 2005 | 1 | 3 |
| 2006 | 2 | 2 |
| 2007 | 1 | 6 |
| 2008 | 3 | 5 |
| 2009 | 1 | 6 |
| 2010 | 3 | 12 |
| 2011 | 5 | 7 |
| 2012 | 3 | 19 |
| 2013 | 13 | 16 |
| 2014 | 12 | 15 |
| 2015 | 10 | 7 |
| 2016 | 7 | 13 |
| 2017 | 16 | 15 |
| 2018 | 9 | 10 |
| 2019 | 17 | 12 |
| 2020 | 12 | 13 |
| 2021 | 6 | 13 |
| 2022 | 13 | 17 |
| 2023 | 13 | 16 |
| 2024 | 17 | 20 |
| 2025 | 16 | 17 |
| 2026 | 7 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Mid-pressure water separation for environmental control system11 Aug 2026US 12,702,943 B2Hamilton Sundstrand Corporation
- Aircraft and associated method of conditioning cabin air19 May 2026US 12,630,292 B2Pratt & Whitney Canada Corp.
- Drain system for ECS water collection7 Apr 2026US 12,595,978 B2Hamilton Sundstrand Corporation
- Environmental control system with liquid hydrogen fuel vaporization for a combustion engine24 Mar 2026US 12,583,615 B2Hamilton Sundstrand Corporation
- Battery thermal management system and method24 Feb 2026US 12,558,995 B2Joby Aero, Inc.
- System for Directing Aircraft Waste Heat for Cargo Compartment Temperature Control and Method1 Oct 2026US 2026/0296649 A1The Boeing Company
- Aircraft air-conditioning system having a two-stage cooling circuit and aircraft having an air-conditioning system28 May 2026US 2026/0145796 A1
- Cart Compartment Cooling Using Aircraft Potable Water14 May 2026US 2026/0131892 A1The Boeing Company
- Binary fluid pumped cooling system for an aircraft5 Mar 2026US 2026/0062128 A1Hamilton Sundstrand Corporation
- Radial flow mid-pressure water separation for environmental control system26 Feb 2026US 2026/0054206 A1Hamilton Sundstrand Corporation
Most cited
By later US patents
- Fuel conserving air-conditioning apparatus and method for aircraft103US 4,263,786 AThe Boeing Company · 1981
- Aircraft air conditioning systems and methods88US 9,669,936 B1The Boeing Company · 2017
- Dual expansion energy recovery (DEER) air cycle system with mid pressure water separation84US 6,250,097 B1AlliedSignal Inc. · 2001
- Battery thermal management system and method67US 10,960,785 B2Joby Aero, Inc. · 2021
- Advanced hybrid air/vapor cycle ECS66US 4,966,005 AAllied-Signal Inc. · 1990