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CPC Subgroup
B02B 1/04

Wet treatment, e.g. washing, wetting, softening

Full Title

Preparing grain for milling or like processes (hulling, husking, decorticating, polishing, removing the awns, or degerming B02B3/00) > Wet treatment, e.g. washing, wetting, softening

Filing statistics

CPC B02B 1/04 belongs to the parent subclass B02B, which recorded 3,908 patent applications worldwide between 2013 and 2023. Annual filings grew from 95 in 2013 to 261 in 2023 (+175%), peaking at 618 applications in 2020. The most active applicants in class B02 are SANDVIK INTELLECTUAL PROPERTY (543 applications), THYSSENKRUPP INDUSTRIAL SOLUTIONS (517 applications) and THYSSEN KRUPP (398 applications).

Source: EPO PATSTAT, worldwide filings

1 direct subcode

Child Classifications

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Top Applicants

Top 10 applicants by patent filingsfor class B02, 2013–2023, worldwide · Source: EPO PATSTAT

  1. SANDVIK INTELLECTUAL PROPERTY SE 543
  2. THYSSENKRUPP INDUSTRIAL SOLUTIONS DE 517
  3. THYSSEN KRUPP DE 398
  4. FLSMIDTH DK 262
  5. METSO MINERALS FI 227
  6. BUEHLER CH 200
  7. METSO MINERALS INDUSTRIES US 195
  8. METSO OUTOTEC FINLAND FI 191
  9. NETZSCH-FEINMAHLTECHNIK DE 189
  10. ZAOZHUANG SNKSAN INTELLIGENT MACHINERY COMPANY 165