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DIFF Main Group
B23B 27/00

Tools for turning or boring machines (for drilling machines B23B51/00); Tools of a similar kind in general; Accessories therefor

Introduced: September 1968

Title

Titles differ between systems:

IPC: Tools for turning or boring machines; Tools of a similar kind in general; Accessories therefor

CPC: Tools for turning or boring machines (for drilling machines B23B51/00); Tools of a similar kind in general; Accessories therefor

Full Title

Full titles differ between systems:

IPC:

Tools for turning or boring machines; Tools of a similar kind in general; Accessories therefor

CPC:

Tools for turning or boring machines (for drilling machines B23B51/00); Tools of a similar kind in general; Accessories therefor

Of 11 combined children, 8 exist in both systems.

3 codes are CPC-only extensions.

2 shared codes have differing titles between IPC and CPC.

Child Classifications

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  • B23B 27/002 CPC only CPC only
  • B23B 27/005 CPC only CPC only
  • B23B 27/007 CPC only CPC only
  • B23B 27/02 Cutting tools with straight main part and cutting edge at an angle (B23B27/04 - B23B27/08 take precedence) IPC+CPC Available in IPC and CPC
  • B23B 27/22 Cutting tools with chip-breaking equipment IPC+CPC Available in IPC and CPC
  • B23B 27/24 Knurling tools IPC+CPC Available in 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