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DIFF Main Group
B27G 19/00

Safety guards or devices specially adapted for wood saws; Auxiliary devices facilitating proper operation of wood saws

Introduced: September 1968

Of 7 combined children, 4 exist in both systems.

3 codes are CPC-only extensions.

Child Classifications

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  • B27G 19/003 CPC only CPC only
  • B27G 19/006 CPC only CPC only
  • B27G 19/008 CPC only CPC only
  • B27G 19/06 for band or strap saws IPC+CPC Available in IPC and CPC
  • B27G 19/08 Accessories for keeping open the saw kerf, e.g. riving knives or wedge plates IPC+CPC Available in IPC and CPC
  • B27G 19/10 Measures preventing splintering of sawn portions of wood IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class B27,2013–2023, worldwide · Source: EPO PATSTAT

  1. NANJING FORESTRY UNIVERSITY 960
  2. ROBERT BOSCH DE 762
  3. HOMAG DE 384
  4. HARBIN ARTS AND CRAFTS COMPANY 350
  5. NORTHEAST FORESTRY UNIVERSITY 343
  6. SWISS KRONO TEC CH 304
  7. MAKITA CORPORATION 298
  8. DIEFFENBACHERMASCHINEN- UND ANLAGENBAU DE 296
  9. VAELINGE INNOVATION SE 287
  10. HUSQVARNA SE 282

Top Applicants (CPC)

Class B27,2013–2023, worldwide · Source: EPO PATSTAT

  1. ROBERT BOSCH DE 868
  2. NANJING FORESTRY UNIVERSITY 463
  3. HOMAG DE 437
  4. HUSQVARNA SE 360
  5. SWISS KRONO TEC CH 350
  6. MAKITA CORPORATION JP 319
  7. DIEFFENBACHERMASCHINEN- UND ANLAGENBAU DE 312
  8. VAELINGE INNOVATION SE 306
  9. ANDREAS STIHL & COMPANY DE 275
  10. FESTOOL DE 260