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IPC Main Group
B41J 35/00

Other apparatus or arrangements associated with, or incorporated in, ink-ribbon mechanisms

Introduced: September 1968

Last revised: January 2006

Classification Context

Section:
PERFORMING OPERATIONS; TRANSPORTING
Class:
PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
Subclass:
TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS

Related Keywords

INK(S) ribbon mechanisms on typewriters

11 direct subcodes

Child Classifications

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  • B41J 35/2 Ink-ribbon shifts, e.g. for exposing print, for case-shift adjustment, for rendering ink ribbon inoperative
  • B41J 35/24 Mechanisms specially adapted for feeding impression-transfer materials of foil form
  • B41J 35/26 Ink-ribbon shields or backings
  • B41J 35/28 Detachable carriers or holders for ink-ribbon mechanisms
  • B41J 35/36 Alarms, indicators, or feed-disabling devices responsive to ink-ribbon breakage or exhaustion
  • B41J 35/38 Feeding the ink ribbon to waste after use

Top Applicants

Top 10 applicants by patent filingsfor class B41, 2013–2023, worldwide · Source: EPO PATSTAT

  1. SEIKO EPSON CORPORATION 14,672
  2. CANON 14,153
  3. RICOH COMPANY 8,049
  4. SEIKO EPSON CORPORATION JP 8,044
  5. HEWLETT-PACKARD DEVELOPMENT COMPANY US 7,312
  6. BROTHER INDUSTRIES 6,887
  7. KYOCERA DOCUMENT SOLUTIONS 5,463
  8. CANON JP 5,001
  9. KONICA MINOLTA CORPORATION 4,512
  10. BROTHER INDUSTRIES JP 3,681