CPC Main Group
B65B 51/00 Devices for, or methods of, sealing or securing package folds or closures; Devices for gathering or twisting wrappers, or necks of bags
4 direct subcodes
Child Classifications
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- B65B 51/02 Applying adhesives or sealing liquids
- B65B 51/04 Applying separate sealing or securing members, e.g. clips, (applying separate lids or covers B65B7/28)
- B65B 51/10 Applying or generating heat or pressure or combinations thereof
- B65B 51/32 Cooling, or cooling and pressing, package closures after heat-sealing
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