Metal-working machines, or constructional combinations thereof, built-up from units designed so that at least some of the units can form parts of different machines or combinations; Units therefor in so far as the feature of interchangeability is important (features relating to particular metal-working operations, see the relevant subclass, e.g. B23P23/00)

Filing statistics

CPC B23Q 37/00 belongs to the parent subclass B23Q, which recorded 135,798 patent applications worldwide between 2013 and 2023. Annual filings grew from 6,122 in 2013 to 12,605 in 2023 (+106%), peaking at 17,397 applications in 2020. The most active applicants in class B23 are ITW (ILLINOIS TOOL WORKS) (3,642 applications), DISCO CORPORATION (3,316 applications) and FANUC (3,111 applications).

Source: EPO PATSTAT, worldwide filings