for advancing or controlling the threading tool or the work by templates, cams, or the like

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Arrangements or accessories for enabling machine tools not specially designed only for thread cutting to be used for this purpose, e.g. arrangements for reversing the working-spindle > for advancing or controlling the threading tool or the work by templates, cams, or the like

CPC:

Arrangements or accessories for enabling machine tools not specially designed only for thread cutting to be used for this purpose, e.g. arrangements for reversing the working spindle > for advancing or controlling the threading tool or the work by templates, cams, or the like

IPC and CPC are identically structured here. All 3 subcodes exist in both systems.

Child Classifications

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B23G 3/10 for cutting thread of variable pitch IPC+CPC Available in IPC and CPC
B23G 3/12 for using several adjacently-arranged threading tools, e.g. using several chasers IPC+CPC Available in IPC and CPC
B23G 3/14 for cutting thread of conical shape IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class B23,2013–2023, worldwide · Source: EPO PATSTAT

ITW (ILLINOIS TOOL WORKS) US 3,407
FANUC JP 3,120
DISCO ABRASIVE SYSTEM 2,777
HAN'S LASER TECHNOLOGY INDUSTRY GROUP COMPANY 2,629
ROBERT BOSCH DE 2,468
FANUC 2,273
DISCO CORPORATION JP 2,267
GE (GENERAL ELECTRIC COMPANY) US 1,611
CHINESE ACADEMY OF SCIENCES 1,534
ISCAR IL 1,499

Top Applicants (CPC)

Class B23,2013–2023, worldwide · Source: EPO PATSTAT

ITW (ILLINOIS TOOL WORKS) US 3,642
DISCO CORPORATION JP 3,316
FANUC JP 3,111
ROBERT BOSCH DE 2,711
FANUC 2,163
GE (GENERAL ELECTRIC COMPANY) US 2,113
ISCAR IL 1,516
SIEMENS DE 1,459
LINCOLN GLOBAL US 1,433
KOBE STEEL JP 1,423