INDEXING SCHEME RELATING TO PRINTING, LINING MACHINES, TYPEWRITERS, AND TO STAMPS

Description

B41P serves as an indexing or residual classification for technologies related to printing, lining machines, typewriters, and stamps that do not fit neatly into the more specific subclasses within the B41 group. This class captures miscellaneous mechanical and electromechanical devices used in printing production, document preparation, and stamping applications. It functions as a catch-all category for innovations or prior art that fall outside the defined scope of established B41 subdivisions, ensuring comprehensive coverage of the broader printing and typing technology domain.

11 direct subcodes

Child Classifications

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B41P 2200/00 Printing processes
B41P 2213/00 Arrangements for actuating or driving printing presses; Auxiliary devices or processes
B41P 2215/00 Screen printing machines
B41P 2217/00 Printing machines of special types or for particular purposes
B41P 2219/00 Printing presses using a heated printing foil
B41P 2227/00 Mounting or handling printing plates; Forming printing surfaces in situ
B41P 2231/00 Inking devices; Recovering printing ink
B41P 2233/00 Arrangements for the operation of printing presses
B41P 2235/00 Cleaning
B41P 2251/00 Details or accessories of printing machines not otherwise provided for
B41P 2700/00 Manifolding, printing or duplicating for office purposes

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