Systems involving sampling of the variable controlled (G05B13/00 - G05B19/00 take precedence)

Filing statistics

CPC G05B 21/00 belongs to the parent subclass G05B, which recorded 340,646 patent applications worldwide between 2013 and 2023. Annual filings grew from 14,970 in 2013 to 29,724 in 2023 (+99%), peaking at 38,428 applications in 2020. The most active applicants in class G05 are FANUC (6,367 applications), SIEMENS (5,963 applications) and FANUC (4,535 applications).

Source: EPO PATSTAT, worldwide filings