CPC Main Group Additional Only
B31B 2120/00 Construction of rigid or semi-rigid containers
10 direct subcodes
Child Classifications
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- B31B 2120/10 provided with covers, e.g. lids
- B31B 2120/20 provided with two or more compartments
- B31B 2120/30 collapsible; temporarily collapsed during manufacturing
- B31B 2120/40 lined or internally reinforced
- B31B 2120/50 covered or externally reinforced
- B31B 2120/60 of drawer-and-shell type
- B31B 2120/70 having corrugated or pleated walls
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