CPC Subgroup Additional Only
B64U 2101/45 for releasing liquids or powders in-flight, e.g. crop-dusting
Full Title
UAVs specially adapted for particular uses or applications > for releasing liquids or powders in-flight, e.g. crop-dusting
Filing statistics
CPC B64U 2101/45 belongs to the parent subclass B64U, which recorded 63,900 patent applications worldwide between 2013 and 2023. Annual filings grew from 806 in 2013 to 6,243 in 2023 (+675%), peaking at 8,811 applications in 2018. The most active applicants in class B64 are BOEING COMPANY (9,861 applications), AIRBUS OPERATIONS (3,766 applications) and AIRBUS OPERATIONS (3,112 applications).
Source: EPO PATSTAT, worldwide filings
1 direct subcode
Child Classifications
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- B64U 2101/47 for fire fighting
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