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DIFF Main Group
B23K 31/00

Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by any single one of main groups B23K1/00 - B23K28/00

Introduced: September 1968

Title

Titles differ between systems:

IPC: Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by any single one of main groups

CPC: Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by any single one of main groups B23K1/00 - B23K28/00

Full Title

Full titles differ between systems:

IPC:

Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by any single one of main groups

CPC:

Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by any single one of main groups B23K1/00 - B23K28/00

Of 5 combined children, 3 exist in both systems.

2 codes are CPC-only extensions.

Child Classifications

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  • B23K 31/003 CPC only CPC only
  • B23K 31/006 CPC only CPC only
  • B23K 31/10 relating to cutting or desurfacing 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