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DIFF Subgroup
B23D 3/02

for cutting grooves (cutting helical grooves B23D5/02)

Introduced: September 1968

Title

Titles differ between systems:

IPC: for cutting grooves

CPC: for cutting grooves (cutting helical grooves B23D5/02)

Full Title

Full titles differ between systems:

IPC:

Planing or slotting machines cutting by relative movement of the tool and workpiece in a vertical or inclined straight line > for cutting grooves

CPC:

Planing or slotting machines cutting by relative movement of the tool and workpiece in a vertical or inclined straight line > for cutting grooves (cutting helical grooves B23D5/02)

No child classifications to compare. This is a leaf node in both IPC and CPC.

Top Applicants

Top Applicants (IPC)

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

Top Applicants (CPC)

Class B23,2013–2023, worldwide · Source: EPO PATSTAT

  1. ITW (ILLINOIS TOOL WORKS) US 3,642
  2. DISCO CORPORATION JP 3,316
  3. FANUC JP 3,111
  4. ROBERT BOSCH DE 2,711
  5. FANUC 2,163
  6. GE (GENERAL ELECTRIC COMPANY) US 2,113
  7. ISCAR IL 1,516
  8. SIEMENS DE 1,459
  9. LINCOLN GLOBAL US 1,433
  10. KOBE STEEL JP 1,423