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IPC Subgroup
B64C 31/028

Hang-glider-type aircraft; Microlight-type aircraft

Introduced: January 1995

Last revised: January 2006

Full Title

Aircraft intended to be sustained without power plant; Powered hang-glider-type aircraft; Microlight-type aircraft > Hang-glider-type aircraft; Microlight-type aircraft

Classification Context

Section:
PERFORMING OPERATIONS; TRANSPORTING
Class:
AIRCRAFT; AVIATION; COSMONAUTICS
Subclass:
AEROPLANES; HELICOPTERS

2 direct subcodes

Child Classifications

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Top Applicants

Top 10 applicants by patent filingsfor class B64, 2013–2023, worldwide · Source: EPO PATSTAT

  1. BOEING COMPANY US 8,583
  2. AIRBUS OPERATIONS DE 3,430
  3. AIRBUS OPERATIONS FR 2,757
  4. HAMILTON SUNDSTRAND US 2,332
  5. SZ DJI TECHNOLOGY COMPANY CN 2,109
  6. AIRBUS OPERATIONS GB 2,084
  7. GOODRICH CORPORATION US 2,053
  8. XI'AN AIRCRAFT DESIGN INSTITUTE OF AVIATION INDUSTRY CORPORATION OF CHINA 1,938
  9. BOEING COMPANY 1,816
  10. NANJING UNIVERSITY OF AERONAUTICS AND ASTRONAUTICS 1,589