DIFF Main Group
B23D 23/00 Machines or devices for shearing or cutting profiled stock (hand-held devices B23D29/00)
Introduced: September 1968
Title
Titles differ between systems:
IPC: Machines or devices for shearing or cutting profiled stock
CPC: Machines or devices for shearing or cutting profiled stock (hand-held devices B23D29/00)
Full Title
Full titles differ between systems:
IPC:
Machines or devices for shearing or cutting profiled stock
CPC:
Machines or devices for shearing or cutting profiled stock (hand-held devices B23D29/00)
Of 3 combined children, 2 exist in both systems.
1 codes are CPC-only extensions.
Note: 1 CPC extensions are marked as secondary classification only.
Child Classifications
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- B23D 23/02 otherwise than in a plane perpendicular to the axis of the stock IPC+CPC Available in IPC and CPC
- B23D 23/04 by means of holding-dies, arranged side by side, subjecting the stock to torsional stress 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