IPC Main Group
B27G 3/00 Arrangements for removing bark-zones, chips, waste, or dust, specially designed for use in connection with wood-working machine or in wood-working plants
Introduced: September 1968
Last revised: January 2006
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- Subclass:
- ACCESSORY MACHINES OR APPARATUS FOR WORKING WOOD OR SIMILAR MATERIALS; TOOLS FOR WORKING WOOD OR SIMILAR MATERIALS; SAFETY DEVICES FOR WOOD WORKING MACHINES OR TOOLS
Related Keywords
removing BARK zones from timberremoving CHIPS in wood-workingcompositions for laying DUST in wood-workingremoving bark zones from timber
Top Applicants
Top 10 applicants by patent filingsfor 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