DIFF Subgroup
B27G 13/14 for cutting grooves or tenons
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Cutter blocks; Other rotary cutting tools specially adapted for working wood or similar materials > for profile cutting > for cutting grooves or tenons
CPC:
Cutter blocks; Other rotary cutting tools (B27G15/00, B27G17/00 take precedence) > for profile cutting > for cutting grooves or tenons
No child classifications to compare. This is a leaf node in both IPC and CPC.
Top Applicants
Top Applicants (IPC)
Class B27,2013–2023, worldwide · Source: EPO PATSTAT
- NANJING FORESTRY UNIVERSITY 960
- ROBERT BOSCH DE 762
- HOMAG DE 384
- HARBIN ARTS AND CRAFTS COMPANY 350
- NORTHEAST FORESTRY UNIVERSITY 343
- SWISS KRONO TEC CH 304
- MAKITA CORPORATION 298
- DIEFFENBACHERMASCHINEN- UND ANLAGENBAU DE 296
- VAELINGE INNOVATION SE 287
- HUSQVARNA SE 282
Top Applicants (CPC)
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