for controlling assembly of matrices and space bands

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Control, indicating, or safety devices or systems for composing machines of various kinds or types > Control, indicating, or safety devices for individual operations or machine elements > for controlling assembly of matrices and space bands

CPC:

Control, indicating, or safety devices or systems for composing machines of various kinds or types (computers in general G06F) > Control, indicating, or safety devices for individual operations or machine elements (in devices for supplying molten metal B41B11/86, B41B11/88; for light sources B41B21/08) > for controlling assembly of matrices and space bands

IPC and CPC are identically structured here. All 1 subcodes exist in both systems.

1 shared codes have differing titles between IPC and CPC.

Child Classifications

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B41B 27/46 for controlling insertion of space bands (for line justification B41B27/32) IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

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

Top Applicants (CPC)

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