B64D 13/02
The air being pressurised
Official title: the air being pressurised
B64D13/02 (The air being pressurised) appears on 463 US grants and 526 published applications in this corpus.
Search patents in B64D- Granted patents
- 463
- Published applications
- 526
- Assignees
- 108
- Inventors
- 809
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 8 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 3 |
| 2003 | 0 | 2 |
| 2004 | 6 | 6 |
| 2005 | 5 | 4 |
| 2006 | 5 | 10 |
| 2007 | 4 | 8 |
| 2008 | 5 | 18 |
| 2009 | 6 | 11 |
| 2010 | 6 | 16 |
| 2011 | 4 | 12 |
| 2012 | 6 | 7 |
| 2013 | 11 | 16 |
| 2014 | 11 | 20 |
| 2015 | 15 | 19 |
| 2016 | 16 | 32 |
| 2017 | 27 | 63 |
| 2018 | 28 | 49 |
| 2019 | 44 | 38 |
| 2020 | 49 | 40 |
| 2021 | 37 | 30 |
| 2022 | 30 | 35 |
| 2023 | 27 | 25 |
| 2024 | 28 | 18 |
| 2025 | 31 | 31 |
| 2026 | 19 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Additively manufactured heat exchanger and diffuser pipe coupled to a compressor stage6 Oct 2026US 12,752,921 B2Hamilton Sundstrand Corporation
- Distributed cabin pressure control system8 Sep 2026US 12,729,002 B2Honeywell International Inc.
- Energy flow of an advanced environmental control system1 Sep 2026US 12,722,784 B2Hamilton Sundstrand Corporation
- Supervisory control for integrated power and thermal management of propulsion systems25 Aug 2026US 12,716,392 B2Rtx Corporation
- Compressed air system for aircraft18 Aug 2026US 12,710,011 B2Pratt & Whitney Canada Corp.
- Aircraft air system with boost compressor(s)13 Aug 2026US 2026/0233843 A1Rtx Corporation
- Cabin pressure control system25 Jun 2026US 2026/0175981 A1Honeywell International Inc.
- Cabin pressure control system18 Jun 2026US 2026/0167336 A1Honeywell International Inc.
- Aircraft bleed air system and method for monitoring28 May 2026US 2026/0145794 A1Airbus Operations, S L.
- Air system for cabin pressurization7 May 2026US 2026/0125155 A1Honeywell International Inc.
Most cited
By later US patents
- Integrated power and pressurization system75US 7,578,136 B2Honeywell International Inc. · 2009
- Aircraft cabin pressurization system53US 4,553,474 AThe Garrett Corporation · 1985
- Control of aircraft bleed air stage mixing48US 5,161,364 AUnited Technologies Corporation · 1992
- Vent structure38US 4,033,247 AMcDonnell Douglas Corporation · 1977
- Integrated fuel cell aircraft pressurization and cooling system36US 10,224,556 B2Hamilton Sundstrand Corporation · 2019