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IPC Main Group
B23K 9/00

Arc welding or cutting

Introduced: September 1968

Last revised: January 2006

Classification Context

Section:
PERFORMING OPERATIONS; TRANSPORTING
Class:
MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
Subclass:
SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM

Filing statistics

IPC B23K 9/00 belongs to the parent subclass B23K, which recorded 516,255 patent applications worldwide between 2013 and 2023. Annual filings grew from 24,268 in 2013 to 67,503 in 2023 (+178%). The most active applicants in class B23 are ITW (ILLINOIS TOOL WORKS) (3,407 applications), FANUC (3,120 applications) and DISCO ABRASIVE SYSTEM (2,777 applications).

Source: EPO PATSTAT, worldwide filings

Related Keywords

arc CUTTINGPLASMA arc welding

19 direct subcodes

Child Classifications

Navigate with arrow keys, Enter to open

  • B23K 9/007 Spot arc welding
  • B23K 9/013 Arc cutting, gouging, scarfing or desurfacing
  • B23K 9/04 Welding for other purposes than joining, e.g. built-up welding
  • B23K 9/08 Arrangements or circuits for magnetic control of the arc
  • B23K 9/09 Arrangements or circuits for arc welding with pulsed current or voltage
  • B23K 9/095 Monitoring or automatic control of welding parameters
  • B23K 9/1 Other electric circuits therefor; Protective circuits; Remote controls
  • B23K 9/14 making use of insulated electrodes
  • B23K 9/18 Submerged-arc welding
  • B23K 9/2 Stud welding
  • B23K 9/22 Percussion welding
  • B23K 9/23 taking account of the properties of the materials to be welded
  • B23K 9/235 Preliminary treatment
  • B23K 9/32 Accessories

Top Applicants

Top 10 applicants by patent filingsfor 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