Skip to content
PCE
Search Classifications
Search for IPC and CPC classification codes or keywords
IPC Main Group
B24D 3/00

Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents

Introduced: September 1968

Last revised: January 2006

Classification Context

Section:
PERFORMING OPERATIONS; TRANSPORTING
Class:
GRINDING; POLISHING
Subclass:
TOOLS FOR GRINDING, BUFFING OR SHARPENING

Related Keywords

EMERY paperGLASS cloth; GLASS paperSAND paper; SAND -clothemery and like cloth or paper for SMOOTHING

2 direct subcodes

Child Classifications

Navigate with arrow keys, Enter to open

  • B24D 3/34 characterised by additives enhancing special physical properties, e.g. wear resistance, electric conductivity, self-cleaning properties

Top Applicants

Top 10 applicants by patent filingsfor class B24, 2013–2023, worldwide · Source: EPO PATSTAT

  1. DISCO ABRASIVE SYSTEM 3,084
  2. APPLIED MATERIALS US 1,570
  3. EBARA CORPORATION JP 1,393
  4. DISCO CORPORATION JP 1,368
  5. 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 1,270
  6. EBARA CORPORATION 1,016
  7. FUJIMI JP 829
  8. ZHEJIANG UNIVERSITY OF TECHNOLOGY 804
  9. ROBERT BOSCH DE 803
  10. SAINT-GOBAIN ABRASIVES US 781