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