IPC Subgroup
B31B 50/26 Folding sheets, blanks or webs
Introduced: January 2017
Full Title
Making rigid or semi-rigid containers, e.g. boxes or cartons > Folding sheets, blanks or webs
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
7 direct subcodes
Child Classifications
Navigate with arrow keys, Enter to open
- B31B 50/28 around mandrels, e.g. for forming bottoms
- B31B 50/36 by continuously feeding the sheets, blanks or webs to stationary members, e.g. plates, ploughs or cores
- B31B 50/44 by plungers moving through folding dies
- B31B 50/52 by reciprocating or oscillating members, e.g. fingers
- B31B 50/56 by rotary members co-operating with blades
- B31B 50/58 by moving endless belts
- B31B 50/585 by air jets
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