Artists' machines or apparatus equipped with tools or work holders moving or able to be controlled substantially two-dimensionally for carving, engraving, or guilloching shallow ornamenting or markings (marking or engraving metal by the action of a high concentration of electric current B23H9/06; forme engraving B41C1/02; engraving by photomechanical reproduction G03F7/20)

Filing statistics

CPC B44B 3/00 belongs to the parent subclass B44B, which recorded 5,090 patent applications worldwide between 2013 and 2023. Annual filings grew from 243 in 2013 to 256 in 2023 (+5%), peaking at 897 applications in 2018. The most active applicants in class B44 are DNP (DAINIPPON PRINTING COMPANY) (316 applications), FLOORING TECHNOLOGIES (291 applications) and UNILIN (269 applications).

Source: EPO PATSTAT, worldwide filings