DIFF Main Group
B24B 47/00 Drives or gearings; Equipment therefor
Introduced: September 1968
Title
Titles differ between systems:
IPC: Drives or gearings for grinding machines or devices; Equipment therefor
CPC: Drives or gearings; Equipment therefor
Full Title
Full titles differ between systems:
IPC:
Drives or gearings for grinding machines or devices; Equipment therefor
CPC:
Drives or gearings; Equipment therefor
IPC and CPC are identically structured here. All 7 subcodes exist in both systems.
1 shared codes have differing titles between IPC and CPC.
Child Classifications
Navigate with arrow keys, Enter to open
- B24B 47/02 for performing a reciprocating movement of carriages or work- tables IPC+CPC Available in IPC and CPC
- B24B 47/10 for rotating or reciprocating working-spindles carrying grinding wheels or workpieces IPC+CPC Available in IPC and CPC
- B24B 47/22 Equipment for exact control of the position of the grinding tool or work at the start of the grinding operation +1 CPC IPC+CPC Available in IPC and CPC
- B24B 47/25 for compensating grinding wheel abrasion resulting from dressing since 1985 IPC+CPC Available in IPC and CPC
Top Applicants
Top Applicants (IPC)
Class B24,2013–2023, worldwide · Source: EPO PATSTAT
- DISCO ABRASIVE SYSTEM 3,084
- APPLIED MATERIALS US 1,570
- EBARA CORPORATION JP 1,393
- DISCO CORPORATION JP 1,368
- 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 1,270
- EBARA CORPORATION 1,016
- FUJIMI JP 829
- ZHEJIANG UNIVERSITY OF TECHNOLOGY 804
- ROBERT BOSCH DE 803
- SAINT-GOBAIN ABRASIVES US 781
Top Applicants (CPC)
Class B24,2013–2023, worldwide · Source: EPO PATSTAT
- DISCO CORPORATION JP 2,092
- APPLIED MATERIALS US 1,813
- EBARA CORPORATION JP 1,804
- 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 1,329
- ROBERT BOSCH DE 863
- FUJIMI JP 858
- SAINT-GOBAIN ABRASIVES US 833
- EBARA CORPORATION 810
- SAINT-GOBAIN ABRASIVES FR 782
- DISCO ABRASIVE SYSTEM 735