CPC Subgroup
B41J 19/18 Character-spacing or back-spacing mechanisms; Carriage return or release devices therefor
Full Title
Character- or line-spacing mechanisms > Character-spacing or back-spacing mechanisms; Carriage return or release devices therefor
Filing statistics
CPC B41J 19/18 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
6 direct subcodes
Child Classifications
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- B41J 19/20 Positive-feed character-spacing mechanisms (controlled by escapements B41J19/52)
- B41J 19/34 Escapement-feed character-spacing mechanisms
- B41J 19/60 Auxiliary feed or adjustment devices
- B41J 19/66 Carriage-release mechanisms
- B41J 19/68 Carriage-return mechanisms, e.g. manually actuated
- B41J 19/74 with special means to maintain character-spacing or back- spacing elements in engagement during case-shift or like movement
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