CPC Subgroup Additional Only
B65D 2231/02 Precut holes or weakened zones
Full Title
Means for facilitating the complete expelling of the contents > Precut holes or weakened zones
3 direct subcodes
Child Classifications
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- B65D 2231/022 for permitting the insertion of a tubular contents-removing device, e.g. a drinking straw
- B65D 2231/025 for draining or discharging the liquid contents, e.g. soup, milk
- B65D 2231/027 for discharging a solidified or gelatinous products, e.g. pudding, ice-cream, from the package
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