CPC Subgroup
B66F 7/0666 Full Title
Lifting frames, e.g. for lifting vehicles; Platform lifts ( ; for lift-truck platform B66F9/06) > with platforms supported by levers for vertical movement
Filing statistics
CPC B66F 7/0666 belongs to the parent subclass B66F, which recorded 56,150 patent applications worldwide between 2013 and 2023. Annual filings grew from 2,170 in 2013 to 5,814 in 2023 (+168%), peaking at 7,661 applications in 2020. The most active applicants in class B66 are INVENTIO (3,939 applications), OTIS ELEVATOR COMPANY (3,810 applications) and KONE CORPORATION (3,008 applications).
Source: EPO PATSTAT, worldwide filings
1 direct subcode
Child Classifications
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Top Applicants
Top 10 applicants by patent filingsfor class B66, 2013–2023, worldwide · Source: EPO PATSTAT
- INVENTIO CH 3,939
- OTIS ELEVATOR COMPANY US 3,810
- KONE CORPORATION FI 3,008
- MITSUBISHI ELECTRIC CORPORATION JP 2,333
- MITSUBISHI ELECTRIC CORPORATION 1,254
- HITACHI 1,195
- OTIS ELEVATOR COMPANY 1,065
- SGCC(STATE GRID CORPORATION OF CHINA) 961
- INVENTIO 828
- CROWN EQUIPMENT CORPORATION US 828