with curved stamping surface for stamping by rolling contact

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Apparatus for stamping articles having integral means for supporting the articles to be stamped > with stamping surface located above article-supporting surface > with curved stamping surface for stamping by rolling contact

CPC:

Apparatus for stamping articles having integral means for supporting the articles to be stamped (means for printing on articles of special shape or having a surface of particular configuration B41F17/00) > with stamping surface located above article-supporting surface > with curved stamping surface for stamping by rolling contact

Of 6 combined children, 5 exist in both systems.

1 codes are CPC-only extensions.

Child Classifications

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B41K 3/121 +3 CPC CPC only CPC only
B41K 3/14 for relief stamping IPC+CPC Available in IPC and CPC
B41K 3/16 for intaglio stamping IPC+CPC Available in IPC and CPC
B41K 3/18 for offset stamping IPC+CPC Available in IPC and CPC
B41K 3/20 for stencilling IPC+CPC Available in IPC and CPC
B41K 3/22 with means for producing distorted images 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