CPC Subgroup
B65G 53/52 Adaptations of pipes or tubes
Full Title
Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam > Details > Adaptations of pipes or tubes
7 direct subcodes
Child Classifications
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- B65G 53/54 Flexible pipes or tubes
- B65G 53/56 Switches
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