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DIFF Subgroup
B23D 79/02

Machines or devices for scraping (turning-machines for bevelling, chamfering, or deburring the ends of bars or tubes B23B5/16)

Introduced: September 1968

Title

Titles differ between systems:

IPC: Machines or devices for scraping

CPC: Machines or devices for scraping (turning-machines for bevelling, chamfering, or deburring the ends of bars or tubes B23B5/16)

Full Title

Full titles differ between systems:

IPC:

Methods, machines or devices not covered elsewhere, for working metal by removal of material > Machines or devices for scraping

CPC:

Methods, machines, or devices not covered elsewhere, for working metal by removal of material (by combined operations B23D81/00; cutting by electron-beam B23K15/00, by laser beam B23K26/00; by electro-erosion B23H; tool holders for machine tools B23Q3/00; handles for hand implements B25G) > Machines or devices for scraping (turning-machines for bevelling, chamfering, or deburring the ends of bars or tubes B23B5/16)

Of 7 combined children, 4 exist in both systems.

3 codes are CPC-only extensions.

Child Classifications

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  • B23D 79/026 CPC only CPC only
  • B23D 79/028 CPC only CPC only
  • B23D 79/04 with rotating cutting-tool, e.g. for smoothing linings of bearings IPC+CPC Available in IPC and CPC
  • B23D 79/06 with reciprocating cutting-tool IPC+CPC Available in IPC and CPC
  • B23D 79/08 Hand scraping-implements IPC+CPC Available in IPC and CPC
  • B23D 79/10 Accessories for holding scraping tools or work to be scraped 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