CPC Subgroup Additional Only
B65H 2301/41422 involving mechanical means
Full Title
Handling processes for sheets or webs > Type of handling process > Winding, unwinding > Winding > Starting winding process > involving mechanical means
3 direct subcodes
Child Classifications
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- B65H 2301/414222 fixed to frame, tucking leading edge to core, e.g. by brush
- B65H 2301/414225 fixed to shaft or mandrel, e.g. clamping or pinching leading edge to shaft or mandrel
- B65H 2301/414227 rotatable grippers for coreless winding
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