B23G 3/00 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
Introduced: September 1968
Title
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
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
Full Title
Full titles differ between systems:
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
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
Of 4 combined children, 3 exist in both systems.
1 codes are CPC-only extensions.
Child Classifications
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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