Skip to content
Search Classifications
Search for IPC and CPC classification codes or keywords
CPC Main Group
B64C 3/00

Wings (ornithopter wings B64C33/02)

13 direct subcodes

Child Classifications

Navigate with arrow keys, Enter to open

  • 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 3/58 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

  1. BOEING COMPANY US 9,861
  2. AIRBUS OPERATIONS DE 3,766
  3. AIRBUS OPERATIONS FR 3,112
  4. SZ DJI TECHNOLOGY COMPANY CN 2,840
  5. HAMILTON SUNDSTRAND US 2,753
  6. GOODRICH CORPORATION US 2,427
  7. AIRBUS OPERATIONS GB 2,356
  8. BOEING COMPANY 2,057
  9. SAFRAN AIRCRAFT ENGINES FR 1,815
  10. AIRBUS OPERATIONS 1,723