Skip to content
Search Classifications
Search for IPC and CPC classification codes or keywords
IPC Main Group
B23D 67/00

Filing or rasping machines or devices

Introduced: September 1968

Last revised: January 2006

Classification Context

Section:
PERFORMING OPERATIONS; TRANSPORTING
Class:
MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
Subclass:
PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR

Additional Content

Sharpening saw teeth thereby

6 direct subcodes

Child Classifications

Navigate with arrow keys, Enter to open

  • B23D 67/02 with reciprocating tools, mounted on a yoke or the like
  • B23D 67/04 with reciprocating tools, attached to a carrier at one end only
  • B23D 67/06 with rotating tools
  • B23D 67/08 with tools mounted on an endless chain or belt
  • B23D 67/1 for special use, e.g. for filing keys; Accessories therefor
  • B23D 67/12 Hand-held or hand-operated filing or rasping devices

Top Applicants

Top 10 applicants by patent filingsfor class B23, 2013–2023, worldwide · Source: EPO PATSTAT

  1. ITW (ILLINOIS TOOL WORKS) US 3,407
  2. FANUC JP 3,120
  3. DISCO ABRASIVE SYSTEM 2,777
  4. HAN'S LASER TECHNOLOGY INDUSTRY GROUP COMPANY 2,629
  5. ROBERT BOSCH DE 2,468
  6. FANUC 2,273
  7. DISCO CORPORATION JP 2,267
  8. GE (GENERAL ELECTRIC COMPANY) US 1,611
  9. CHINESE ACADEMY OF SCIENCES 1,534
  10. ISCAR IL 1,499