for elongated workpieces having uniform cross-section in one main direction

Introduced: January 1985

Full Title

Full titles differ between systems:

IPC:

Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents > designed for particular workpieces > for elongated workpieces having uniform cross-section in one main direction

CPC:

Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents (polishing tools in general B24D13/00) > designed for particular workpieces > for elongated workpieces having uniform cross-section in one main direction

IPC and CPC are identically structured here. All 1 subcodes exist in both systems.

IPC defines codes here since 1985.

Child Classifications

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B24B 29/08 the cross-section being circular, e.g. tubes, wires, needles 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