B41J 1/04 with types or dies carried upon levers or radial arms, e.g. manually operated (B41J1/16 takes precedence)
Introduced: September 1968
Title
Titles differ between systems:
IPC: with types or dies carried upon levers or radial arms, e.g. manually operated
CPC: with types or dies carried upon levers or radial arms, e.g. manually operated (B41J1/16 takes precedence)
Full Title
Full titles differ between systems:
Typewriters or selective printing mechanisms characterised by the mounting, arrangement or disposition of the types or dies > with types or dies carried upon levers or radial arms, e.g. manually operated
Typewriters or selective printing mechanisms characterised by the mounting, arrangement or disposition of the types or dies > with types or dies carried upon levers or radial arms, e.g. manually operated (B41J1/16 takes precedence)
IPC and CPC are identically structured here. All 1 subcodes exist in both systems.
Child Classifications
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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