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DIFF Subgroup
B23B 39/26

in which the working position of tool or work is controlled by copying discrete points of a pattern (features of copying devices B23Q35/02)

Introduced: September 1968

Title

Titles differ between systems:

IPC: in which the working position of tool or work is controlled by copying discrete points of a pattern

CPC: in which the working position of tool or work is controlled by copying discrete points of a pattern (features of copying devices B23Q35/02)

Full Title

Full titles differ between systems:

IPC:

General-purpose boring or drilling machines or devices; Sets of boring or drilling machines > in which the working position of tool or work is controlled by copying discrete points of a pattern

CPC:

General-purpose boring or drilling machines or devices; Sets of boring and/or drilling machines > in which the working position of tool or work is controlled by copying discrete points of a pattern (features of copying devices B23Q35/02)

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