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IPC Subgroup
B23F 13/06

Making worms of globoidal shape

Introduced: September 1968

Last revised: January 2006

Full Title

Making worms by methods essentially requiring the use of machines of the gear-cutting type > Making worms of globoidal shape

Classification Context

Section:
PERFORMING OPERATIONS; TRANSPORTING
Class:
MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
Subclass:
MAKING GEARS OR TOOTHED RACKS

Filing statistics

IPC B23F 13/06 belongs to the parent subclass B23F, which recorded 16,856 patent applications worldwide between 2013 and 2023. Annual filings grew from 952 in 2013 to 1,984 in 2023 (+108%), peaking at 2,088 applications in 2020. 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

1 direct subcode

Child Classifications

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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