DIFF Subgroup
B27B 21/08 Arrangements of gauging or adjusting equipment on hand saws, e.g. for limiting the cutting depth
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Hand saws without power drive; Equipment for hand sawing, e.g. saw horses > Arrangements of gauging or adjusting equipment on hand saws, e.g. for limiting the cutting depth
CPC:
Hand saws without power drive ( B27B19/14 takes precedence); Equipment for hand sawing, e.g. saw horses > Arrangements of gauging or adjusting equipment on hand saws, e.g. for limiting the cutting depth
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