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PCE
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CPC Main Group
B24D 9/00

Wheels or drums supporting in exchangeable arrangement a layer of flexible abrasive material, e.g. sandpaper

5 direct subcodes

Child Classifications

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  • B24D 9/003
  • B24D 9/006
  • B24D 9/02 Expansible drums for carrying flexible material in tubular form, e.g. expanded by centrifugal force

Top Applicants

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

  1. DISCO CORPORATION JP 2,092
  2. APPLIED MATERIALS US 1,813
  3. EBARA CORPORATION JP 1,804
  4. 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 1,329
  5. ROBERT BOSCH DE 863
  6. FUJIMI JP 858
  7. SAINT-GOBAIN ABRASIVES US 833
  8. EBARA CORPORATION 810
  9. SAINT-GOBAIN ABRASIVES FR 782
  10. DISCO ABRASIVE SYSTEM 735