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CPC Subgroup
B31C 7/04

on two or more mandrels

Full Title

Making conical articles by winding > Forming truncated cones > on two or more mandrels

1 direct subcode

Child Classifications

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  • B31C 7/06 and inserting into a cone end a bottom to form a container

Top Applicants

Top 10 applicants by patent filingsfor class B31, 2013–2023, worldwide · Source: EPO PATSTAT

  1. GPI (GRAPHIC PACKAGING INTERNATIONAL) US 496
  2. P&G (PROCTER & GAMBLE COMPANY) US 403
  3. KIMBERLY-CLARK CORPORATION US 332
  4. RANPAK CORPORATION US 279
  5. PULPAC SE 256
  6. BOBST MEX CH 251
  7. TETRA LAVAL HOLDINGS & FINANCE CH 246
  8. PREGIS INNOVATIVE PACKAGING US 210
  9. WESTROCK SHARED SERVICES US 204
  10. BHS CORRUGATED MASCHINEN- UND ANLAGENBAU DE 198