B64C
Aeroplanes
Official title: Aeroplanes; helicopters
B64C (Aeroplanes) appears on 29,527 US grants and 29,250 published applications in this corpus.
Search patents in B64C- Granted patents
- 29,527
- Published applications
- 29,250
- Assignees
- 4,162
- Inventors
- 37,152
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 158 | 0 |
| 1977 | 161 | 0 |
| 1978 | 142 | 0 |
| 1979 | 95 | 0 |
| 1980 | 129 | 0 |
| 1981 | 146 | 0 |
| 1982 | 110 | 0 |
| 1983 | 147 | 0 |
| 1984 | 173 | 0 |
| 1985 | 167 | 0 |
| 1986 | 163 | 0 |
| 1987 | 230 | 0 |
| 1988 | 205 | 0 |
| 1989 | 205 | 0 |
| 1990 | 213 | 0 |
| 1991 | 204 | 0 |
| 1992 | 252 | 0 |
| 1993 | 219 | 0 |
| 1994 | 189 | 0 |
| 1995 | 148 | 0 |
| 1996 | 153 | 0 |
| 1997 | 138 | 0 |
| 1998 | 246 | 0 |
| 1999 | 254 | 0 |
| 2000 | 280 | 0 |
| 2001 | 258 | 52 |
| 2002 | 304 | 231 |
| 2003 | 248 | 297 |
| 2004 | 289 | 368 |
| 2005 | 260 | 444 |
| 2006 | 250 | 434 |
| 2007 | 251 | 412 |
| 2008 | 200 | 496 |
| 2009 | 263 | 708 |
| 2010 | 374 | 874 |
| 2011 | 510 | 771 |
| 2012 | 679 | 836 |
| 2013 | 779 | 996 |
| 2014 | 899 | 1029 |
| 2015 | 1090 | 1241 |
| 2016 | 1080 | 1510 |
| 2017 | 1286 | 1821 |
| 2018 | 1337 | 1891 |
| 2019 | 1655 | 2102 |
| 2020 | 1957 | 2283 |
| 2021 | 1772 | 1969 |
| 2022 | 1901 | 2002 |
| 2023 | 2036 | 2065 |
| 2024 | 2195 | 1900 |
| 2025 | 1992 | 1396 |
| 2026 | 1135 | 1122 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Main groups
Granted patents with any code in the group
- B64C 1/00Fuselages6,794
- B64C 27/00Rotorcraft6,729
- B64C 3/00Wings3,728
- B64C 25/00Alighting gear3,582
- B64C 13/00Control systems or transmitting systems for actuating flying-control surfaces, lift-increasing flaps, air3,262
- B64C 29/00Aircraft capable of landing or taking-off vertically3,197
- B64C 39/00Aircraft not otherwise provided for3,114
- B64C 11/00Propellers3,007
All 26 main groupsShow fewer
- B64C 9/00Adjustable control surfaces or members2,119
- B64C 23/00Influencing air flow over aircraft surfaces, not otherwise provided for1,347
- B64C 21/00Influencing air flow over aircraft surfaces by affecting boundary layer flow1,049
- B64C 2230/00Boundary layer controlsIndexing code944
- B64C 5/00Stabilising surfaces867
- B64C 7/00Structures or fairings not otherwise provided for786
- B64C 19/00Aircraft control not otherwise provided for587
- B64C 37/00Convertible aircraft481
- B64C 15/00Attitude, flight direction, or altitude control by jet reaction409
- B64C 31/00Aircraft intended to be sustained without power plant369
- B64C 2211/00Modular constructions of airplanes or helicoptersIndexing code365
- B64C 30/00Supersonic type aircraft325
- B64C 17/00Aircraft stabilisation not otherwise provided for293
- B64C 2220/00Active noise reduction systemsIndexing code158
- B64C 35/00Flying-boats158
- B64C 33/00Ornithopters133
- B64C 2203/00Flying model aircraft, flying toy aircraftIndexing code54
- B64C 99/00Subject matter not provided for in other groups of this subclass3
Recent patents
- Stiffening structure and method for stiffening a sheet element6 Oct 2026US 12,752,509 B2Photon, Inc.
- Aircraft fuselage section6 Oct 2026US 12,752,903 B2Airbus Operations S.L.U.
- Hinge mechanisms for a door of a fuselage of an aircraft, doors for a fuselage of an aircraft, aircraft that include the doors, and related methods6 Oct 2026US 12,752,904 B2The Boeing Company
- Configurable aircraft aisle flooring system6 Oct 2026US 12,752,905 B2Textron Innovations Inc.
- Ducted wing with flaps6 Oct 2026US 12,752,906 B2Whisper Aero Inc.
- Arbitrary pivot point for vehicle rotation and control8 Oct 2026US 2026/0307708 A1AB Volvo Penta
- High-Efficiency UAV Flight Apparatus Integrating Gurney Flap and Distributed Propulsion System8 Oct 2026US 2026/0307775 A1National Yang Ming.Chiao Tung University
- Slotted Wing Flaps for a VTOL Aircraft8 Oct 2026US 2026/0307776 A1Archer Aviation Inc.
- Performance of airfoils and hydrofoils8 Oct 2026US 2026/0307777 A1SJK Energy Solutions, LLC
- Variable-pitch assembly for a turbomachine fan8 Oct 2026US 2026/0307778 A1Safran Aircraft Engines
Most cited
By later US patents
- High-efficiency, large stroke electromechanical actuator1,075US 5,907,211 AMassachusetts Institute of Technology · 1999
- User interface for television schedule system1,011US 5,479,268 AStarsight Telecast, Inc. · 1995
- User interface for television schedule system596US 5,479,266 AStarsight Telecast, Inc. · 1995
- Nacelle and mounting arrangement for an aircraft engine437US 5,524,847 AUnited Technologies Corporation · 1996
- Authentication systems and methods for generating flight regulations437US 9,412,278 B1Sz Dji Technology Co., Ltd. · 2016