CPC Subgroup
B65D 77/30 Opening or contents-removing devices added or incorporated during filling or closing of containers
Full Title
Packages formed by enclosing articles or materials in preformed containers, e.g. boxes, cartons, sacks or bags > Details > Opening or contents-removing devices added or incorporated during filling or closing of containers
3 direct subcodes
Child Classifications
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- B65D 77/32 Tearing-strings or like flexible elements
- B65D 77/38 Weakened closure seams
- B65D 77/40 Rigid cutting or tearing devices
Top Applicants
Top 10 applicants by patent filingsfor class B65, 2013–2023, worldwide · Source: EPO PATSTAT
- P&G (PROCTER & GAMBLE COMPANY) US 3,369
- KRONES DE 3,304
- TETRA LAVAL HOLDINGS & FINANCE CH 2,227
- CANON JP 2,051
- AUTOSTORE TECHNOLOGY NO 1,731
- GPI (GRAPHIC PACKAGING INTERNATIONAL) US 1,707
- CANON 1,693
- G.D IT 1,678
- MURATA MACHINERY JP 1,664
- DAIFUKU COMPANY JP 1,654