B64D 2033/0253
Specially adapted for particular type of aircraft
Official title: {specially adapted for particular type of aircraft}
B64D2033/0253 (Specially adapted for particular type of aircraft) appears on 236 US grants and 181 published applications in this corpus.
Search patents in B64D- Granted patents
- 236
- Published applications
- 181
- Assignees
- 94
- Inventors
- 418
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 4 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 4 | 0 |
| 1984 | 4 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 0 | 0 |
| 1990 | 3 | 0 |
| 1991 | 6 | 0 |
| 1992 | 7 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 5 | 0 |
| 1999 | 3 | 0 |
| 2000 | 5 | 0 |
| 2001 | 5 | 0 |
| 2002 | 2 | 3 |
| 2003 | 3 | 1 |
| 2004 | 2 | 2 |
| 2005 | 1 | 2 |
| 2006 | 3 | 1 |
| 2007 | 0 | 3 |
| 2008 | 2 | 3 |
| 2009 | 1 | 6 |
| 2010 | 4 | 4 |
| 2011 | 3 | 3 |
| 2012 | 7 | 5 |
| 2013 | 8 | 11 |
| 2014 | 6 | 4 |
| 2015 | 5 | 13 |
| 2016 | 6 | 15 |
| 2017 | 7 | 2 |
| 2018 | 12 | 9 |
| 2019 | 4 | 15 |
| 2020 | 9 | 21 |
| 2021 | 18 | 14 |
| 2022 | 17 | 13 |
| 2023 | 18 | 11 |
| 2024 | 13 | 12 |
| 2025 | 8 | 2 |
| 2026 | 3 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Aircraft structure having an improved inlet opening for engine air19 May 2026US 12,630,287 B2Airbus Defence and Space GmbH
- Variable compression air intakes for aircraft propulsion systems and methods for varying compression of an air intake10 Feb 2026US 12,545,422 B2The Boeing Company
- Gas turbine engine having a heat exchanger arrangement for heating or cooling a fuel6 Jan 2026US 12,516,631 B2Honeywell International Inc.
- Inlets for hypersonic air-breathing vehicles and design methods and systems therefor23 Sep 2025US 12,421,919 B2Purdue Research Foundation
- Air inlet barrier filter for a helicopter22 Jul 2025US 12,365,473 B1Pratt & Whitney Canada Corp.
- Machine and process to reduce mass flow loss in supersonic flow10 Sep 2026US 2026/0264868 A1The Boeing Company
- Drive device for an aircraft with a casing device for air guiding30 Jul 2026US 2026/0217379 A1Rolls-Royce Deutschland Ltd & Co KG
- Blended wing aircraft with boundary layer ingestion features and body/engine shielding features9 Jul 2026US 2026/0192931 A1General Electric Company
- Variable compression air intakes for aircraft propulsion systems and methods for varying compression of an air intake14 May 2026US 2026/0131900 A1The Boeing Company
- Hydrogen Powered Electric Vertical Take-Off And Landing Aircraft9 Apr 2026US 2026/0097847 A1Joby Aero, Inc.
Most cited
By later US patents
- Compression-sealed nacelle inlet door assembly99US 4,474,344 AThe Boeing Company · 1984
- Flade gas turbine engine with fixed geometry inlet65US 7,395,657 B2General Electric Company · 2008
- Mission adaptive inlet60US 6,089,505 AMcDonnell Douglas Corporation · 2000
- Blown boundary layer control system for a jet aircraft57US 5,447,283 AGrumman Aerospace Corporation · 1995
- Flow control device to eliminate cavity resonance54US 6,050,527 AThe Boeing Company · 2000