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CPC Subgroup
B23G 1/44

Equipment or accessories specially designed for machines or devices for thread cutting

Full Title

Thread cutting; Automatic machines specially designed therefor > Equipment or accessories specially designed for machines or devices for thread cutting

4 direct subcodes

Child Classifications

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  • B23G 1/48 for guiding the threading tools
  • B23G 1/50 for cutting thread by successive operations
  • B23G 1/52 for operating on pipes or tubes

Top Applicants

Top 10 applicants by patent filingsfor 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