CPC Main Group
B64C 3/00 Wings (ornithopter wings B64C33/02)
13 direct subcodes
Child Classifications
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- B64C 3/10 Shape of wings
- B64C 3/18 Spars; Ribs; Stringers
- B64C 3/20 Integral or sandwich constructions
- B64C 3/22 Geodetic or other open-frame structures
- B64C 3/24 Moulded or cast structures
- B64C 3/26 Construction, shape, or attachment of separate skins, e.g. panels
- B64C 3/28 Leading or trailing edges attached to primary structures, e.g. forming fixed slots
- B64C 3/30 comprising inflatable structural components
- B64C 3/32 specially adapted for mounting power plant
- B64C 3/34 Tanks constructed integrally with wings, e.g. for fuel or water
- B64C 3/36 Structures adapted to reduce effects of aerodynamic or other external heating
- B64C 3/38 Adjustment of complete wings or parts thereof
- B64C 3/58 provided with fences or spoilers (adjustable for control purposes B64C9/00)
Top Applicants
Top 10 applicants by patent filingsfor class B64, 2013–2023, worldwide · Source: EPO PATSTAT
- BOEING COMPANY US 9,861
- AIRBUS OPERATIONS DE 3,766
- AIRBUS OPERATIONS FR 3,112
- SZ DJI TECHNOLOGY COMPANY CN 2,840
- HAMILTON SUNDSTRAND US 2,753
- GOODRICH CORPORATION US 2,427
- AIRBUS OPERATIONS GB 2,356
- BOEING COMPANY 2,057
- SAFRAN AIRCRAFT ENGINES FR 1,815
- AIRBUS OPERATIONS 1,723