for mounting or securing saw blades or saw spindles

Full Title

Sawing machines working with circular saw blades (for length sawing of trunks B27B7/00); Components or equipment therefor > Details; Component parts; Accessories > for mounting or securing saw blades or saw spindles

Filing statistics

CPC B27B 5/30 belongs to the parent subclass B27B, which recorded 11,434 patent applications worldwide between 2013 and 2023. Annual filings declined from 826 in 2013 to 729 in 2023 (-12%), peaking at 1,371 applications in 2020. The most active applicants in class B27 are ROBERT BOSCH (868 applications), NANJING FORESTRY UNIVERSITY (463 applications) and HOMAG (437 applications).

Source: EPO PATSTAT, worldwide filings

3 direct subcodes

Child Classifications

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B27B 5/32 Devices for securing circular saw blades to the saw spindle
B27B 5/34 Devices for securing a plurality of circular saw blades on a single saw spindle; Equipment for adjusting the mutual distance
B27B 5/36 Mounting for swivelling or tilting the circular saw blade

Top Applicants

Top 10 applicants by patent filingsfor class B27, 2013–2023, worldwide · Source: EPO PATSTAT

ROBERT BOSCH DE 868
NANJING FORESTRY UNIVERSITY 463
HOMAG DE 437
HUSQVARNA SE 360
SWISS KRONO TEC CH 350
MAKITA CORPORATION JP 319
DIEFFENBACHERMASCHINEN- UND ANLAGENBAU DE 312
VAELINGE INNOVATION SE 306
ANDREAS STIHL & COMPANY DE 275
FESTOOL DE 260