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PCE
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Search for IPC and CPC classification codes or keywords
DIFF Subgroup
B23Q 15/04

according to the final size of the previously-machined workpiece (B23Q15/06 takes precedence)

Introduced: September 1968

Title

Titles differ between systems:

IPC: according to the final size of the previously machined workpiece

CPC: according to the final size of the previously-machined workpiece (B23Q15/06 takes precedence)

Full Title

Full titles differ between systems:

IPC:

Automatic control or regulation of feed movement, cutting velocity or position of tool or work > while the tool acts upon the workpiece > Control or regulation of feed movement > according to the final size of the previously machined workpiece

CPC:

Automatic control or regulation of feed movement, cutting velocity or position of tool or work > while the tool acts upon the workpiece > Control or regulation of feed movement (B23Q15/12 takes precedence) > according to the final size of the previously-machined workpiece (B23Q15/06 takes precedence)

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