CPC Main Group
B41J 1/00 Typewriters or selective printing mechanisms characterised by the mounting, arrangement or disposition of the types or dies
Filing statistics
CPC B41J 1/00 belongs to the parent subclass B41J, which recorded 118,311 patent applications worldwide between 2013 and 2023. Annual filings declined from 9,148 in 2013 to 8,613 in 2023 (-6%), peaking at 12,968 applications in 2018. The most active applicants in class B41 are SEIKO EPSON CORPORATION (8,446 applications), SEIKO EPSON CORPORATION (8,438 applications) and HEWLETT-PACKARD DEVELOPMENT COMPANY (7,828 applications).
Source: EPO PATSTAT, worldwide filings
8 direct subcodes
Child Classifications
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- B41J 1/02 with separate or detached types or dies
- B41J 1/04 with types or dies carried upon levers or radial arms, e.g. manually operated (B41J1/16 takes precedence)
- B41J 1/08 with types or dies carried on sliding bars or rods
- B41J 1/16 with types or dies arranged in stationary or sliding cases or frames or upon flexible strips, plates, bars or rods
- B41J 1/18 with types or dies strung on wires or rods
- B41J 1/20 with types or dies mounted on endless bands or the like
- B41J 1/22 with types or dies mounted on carriers rotatable for selection
- B41J 1/60 with types or dies on spherical, truncated-spherical, or like surfaces
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