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 11/02 Platens
- 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 11/26 Pin feeds
- B41J 11/36 Blanking or long feeds; Feeding to a particular line, e.g. by rotation of platen or feed roller
- B41J 11/48 Apparatus for condensed record, tally strip, or like work using two or more papers, or sets of papers
- 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
- B41J 11/66 Applications of cutting devices
Top Applicants
Top 10 applicants by patent filingsfor 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