CPC Main Group Additional Only
B41C 2201/00 Location, type or constituents of the non-imaging layers in lithographic printing formes
6 direct subcodes
Child Classifications
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- B41C 2201/02 Cover layers; Protective layers
- B41C 2201/04 Intermediate layers
- B41C 2201/06 Backcoats; Back layers
- B41C 2201/10 characterised by inorganic compounds, e.g. pigments
- B41C 2201/12 characterised by non-macromolecular organic compounds
- B41C 2201/14 characterised by macromolecular organic compounds, e.g. binder, adhesives
Top Applicants
Top 10 applicants by patent filingsfor class B41, 2013–2023, worldwide · Source: EPO PATSTAT
- SEIKO EPSON CORPORATION 8,446
- SEIKO EPSON CORPORATION JP 8,438
- HEWLETT-PACKARD DEVELOPMENT COMPANY US 7,828
- CANON JP 5,419
- CANON 4,156
- BROTHER INDUSTRIES JP 3,763
- BROTHER INDUSTRIES 2,779
- RICOH COMPANY JP 2,717
- FUJIFILM JP 2,423
- RICOH COMPANY 1,739