CPC Subgroup Additional Only
B65H 2301/4185 Core or mandrel discharge or removal, also organisation of core removal
Full Title
Handling processes for sheets or webs > Type of handling process > Winding, unwinding > Handling or changing web rolls > Changing web roll > Core or mandrel discharge or removal, also organisation of core removal
6 direct subcodes
Child Classifications
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- B65H 2301/41852 by extracting mandrel from wound roll, e.g. in coreless applications
- B65H 2301/41854 by extracting core from wound roll, i.e. in coreless applications only
- B65H 2301/41856 by stripping core from mandrel or chuck, e.g. by spring mechanism
- B65H 2301/41858 by collecting cores in container
- B65H 2301/41859 by continuously operated device, e.g. conveyor
- B65H 2301/4186 by lifting or lowering device, e.g. crane
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