CPC Subgroup Additional Only
F05B 2210/40 Flow geometry or direction
Full Title
Working fluid > Flow geometry or direction
Filing statistics
CPC F05B 2210/40 belongs to the parent subclass F05B, which recorded 70,983 patent applications worldwide between 2013 and 2023. Annual filings declined from 6,200 in 2013 to 4,349 in 2023 (-30%), peaking at 7,467 applications in 2017. The most active applicants in class F05 are GE (GENERAL ELECTRIC COMPANY) (12,002 applications), UNITED TECHNOLOGIES CORPORATION (UTC) (8,736 applications) and SAFRAN AIRCRAFT ENGINES (6,804 applications).
Source: EPO PATSTAT, worldwide filings
4 direct subcodes
Child Classifications
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- F05B 2210/401 upwards due to the buoyancy of compressed air
- F05B 2210/402 Axial inlet and radial outlet
- F05B 2210/403 Radial inlet and axial outlet
- F05B 2210/404 bidirectional, i.e. in opposite, alternating directions
Top Applicants
Top 10 applicants by patent filingsfor class F05, 2013–2023, worldwide · Source: EPO PATSTAT
- GE (GENERAL ELECTRIC COMPANY) US 12,002
- UNITED TECHNOLOGIES CORPORATION (UTC) US 8,736
- SAFRAN AIRCRAFT ENGINES FR 6,804
- RAYTHEON TECHNOLOGIES CORPORATION US 4,530
- SIEMENS DE 4,371
- GE (GENERAL ELECTRIC COMPANY) 3,686
- ROLLS-ROYCE GB 3,594
- PRATT & WHITNEY CANADA CORPORATION CA 3,415
- VESTAS DK 3,076
- WOBBEN PROPERTIES DE 2,614