CPC Main Group
B64C 31/00 Aircraft intended to be sustained without power plant; Powered hang-glider-type aircraft; Microlight-type aircraft
4 direct subcodes
Child Classifications
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- B64C 31/02 Gliders, e.g. sailplanes (hang-gliders B64C31/028)
- B64C 31/028 Hang-glider-type aircraft; Microlight-type aircraft
- B64C 31/04 Man-powered aircraft
- B64C 31/06 Kites (toy aspects A63H27/08; airborne towed targets, e.g. kites F41J9/10)
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