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DIFF Subgroup
B23B 29/14

affording a yielding support of the cutting tool, e.g. by spring clamping

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Holders for non-rotary cutting tools; Boring bars or boring heads; Accessories for tool holders > Tool holders for a single cutting tool > Special arrangements on tool holders > affording a yielding support of the cutting tool, e.g. by spring clamping

CPC:

Holders for non-rotary cutting tools (B23B27/12 takes precedence); Boring bars or boring heads; Accessories for tool holders > Tool holders for a single cutting tool > Special arrangements on tool holders > affording a yielding support of the cutting tool, e.g. by spring clamping

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