IPC Subgroup
B31B 50/74 Auxiliary operations
Introduced: January 2017
Full Title
Making rigid or semi-rigid containers, e.g. boxes or cartons > Auxiliary operations
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- Subclass:
- MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
4 direct subcodes
Child Classifications
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- B31B 50/76 Opening and distending flattened articles
- B31B 50/81 Forming or attaching accessories, e.g. opening devices, closures or tear strings
- B31B 50/88 Printing; Embossing
- B31B 50/92 Delivering
Top Applicants
Top 10 applicants by patent filingsfor class B31, 2013–2023, worldwide · Source: EPO PATSTAT
- GPI (GRAPHIC PACKAGING INTERNATIONAL) US 356
- KIMBERLY-CLARK CORPORATION US 296
- RANPAK CORPORATION US 257
- P&G (PROCTER & GAMBLE COMPANY) US 228
- BOBST MEX CH 218
- JIANGSU NANJIANG MACHINERY COMPANY 214
- SINOTECHO (WUHAN) INTELLIGENT TECHNOLOGY COMPANY 209
- DONGGUAN HONGMING MACHINERY COMPANY 195
- BHS CORRUGATED MASCHINEN- UND ANLAGENBAU DE 192
- TETRA LAVAL HOLDINGS & FINANCE CH 183