Patent Classification Explorer PCE

DIFF Subgroup

B41F 9/10

Doctors, scrapers, or like devices

Introduced: September 1968

Title

Titles differ between systems:

IPC: with doctors, scrapers, or like devices

CPC: Doctors, scrapers, or like devices

Full Title

Full titles differ between systems:

IPC:

Rotary intaglio printing presses > Details > Wiping mechanisms > with doctors, scrapers, or like devices

CPC:

Rotary intaglio printing presses > Details > Wiping mechanisms > Doctors, scrapers, or like devices

Of 9 combined children, 0 exist in both systems.

9 codes are CPC-only extensions.

Child Classifications

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B41F 9/1009 CPC only CPC only
B41F 9/1018 CPC only CPC only
B41F 9/1027 CPC only CPC only
B41F 9/1036 +1 CPC CPC only CPC only
B41F 9/1054 CPC only CPC only
B41F 9/1063 CPC only CPC only
B41F 9/1072 CPC only CPC only
B41F 9/1081 CPC only CPC only
B41F 9/109 CPC only CPC only

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