B66F 3/245 Full Title
Devices, e.g. jacks, adapted for uninterrupted lifting of loads (mobile jacks of the garage type B66F5/00) > fluid-pressure operated (water-pressure machines F03B; hydraulic gearings F16H; cylinders, pistons F16J; fluid-pressure servomotors F15B)
Filing statistics
CPC B66F 3/245 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
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