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IPC Main Group
B41J 11/00

Devices or arrangements for supporting or handling copy material in sheet or web form

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

Additional Content

Limiting references

Script supports connected to the typewriter or printer

Application references

Devices or arrangements specially adapted for supporting or handling copy material in short lengths, e.g. sheets Devices or arrangements specially adapted for supporting or handling copy material in continuous form, e.g. webs

14 direct subcodes

Child Classifications

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  • B41J 11/18 Platen-impression arrangements
  • B41J 11/2 Platen adjustments for varying the strength of impression, for a varying number of papers, for wear or for alignment
  • B41J 11/22 Paper-carriage guides or races
  • B41J 11/24 Detents, brakes, or couplings for feed rollers or platens
  • B41J 11/56 specially constructed to facilitate storage or transport of typewriter
  • B41J 11/58 Supply holders for sheets or fan-folded webs, e.g. shelves, tables, scrolls, pile holders
  • B41J 11/6 Erasing or correcting tables
  • B41J 11/62 Shields or masks
  • B41J 11/64 Applications of scales or indicators

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