DIFF Main Group
B41M 1/00 Inking and printing with a printer's forme
Introduced: September 1968
IPC and CPC are identically structured here. All 10 subcodes exist in both systems.
3 shared codes have differing titles between IPC and CPC.
Child Classifications
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- B41M 1/24 combined with embossing (printing machines for carrying out printing operations combined with embossing B41F19/02) IPC+CPC Available in IPC and CPC
- B41M 1/26 Printing on other surfaces than ordinary paper (B41M1/40 takes precedence) IPC+CPC Available in IPC and CPC
- B41M 1/40 Printing on bodies of particular shapes, e.g. golf balls, candles, wine corks IPC+CPC Available in IPC and CPC
- B41M 1/42 Printing without contact between forme and surface to be printed, e.g. by using electrostatic fields since 1974 IPC+CPC Available in IPC and CPC
Top Applicants
Top Applicants (IPC)
Class B41,2013–2023, worldwide · Source: EPO PATSTAT
- SEIKO EPSON CORPORATION 14,672
- CANON 14,153
- RICOH COMPANY 8,049
- SEIKO EPSON CORPORATION JP 8,044
- HEWLETT-PACKARD DEVELOPMENT COMPANY US 7,312
- BROTHER INDUSTRIES 6,887
- KYOCERA DOCUMENT SOLUTIONS 5,463
- CANON JP 5,001
- KONICA MINOLTA CORPORATION 4,512
- BROTHER INDUSTRIES JP 3,681
Top Applicants (CPC)
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