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DIFF Main Group
B41F 13/00

Common details of rotary presses or machines

Introduced: September 1968

Of 13 combined children, 9 exist in both systems.

4 codes are CPC-only extensions.

1 shared codes have differing titles between IPC and CPC.

Child Classifications

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  • B41F 13/0008 CPC only CPC only
  • B41F 13/0016 CPC only CPC only
  • B41F 13/0024 CPC only CPC only
  • B41F 13/0032 CPC only CPC only
  • B41F 13/016 Brakes since 1995 IPC+CPC Available in IPC and CPC
  • B41F 13/44 Arrangements to accommodate interchangeable cylinders of different sizes to enable machine to print on areas of different sizes IPC+CPC Available in IPC and CPC
  • B41F 13/46 Printing units for inserting latest news IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class B41,2013–2023, worldwide · Source: EPO PATSTAT

  1. SEIKO EPSON CORPORATION 14,672
  2. CANON 14,153
  3. RICOH COMPANY 8,049
  4. SEIKO EPSON CORPORATION JP 8,044
  5. HEWLETT-PACKARD DEVELOPMENT COMPANY US 7,312
  6. BROTHER INDUSTRIES 6,887
  7. KYOCERA DOCUMENT SOLUTIONS 5,463
  8. CANON JP 5,001
  9. KONICA MINOLTA CORPORATION 4,512
  10. BROTHER INDUSTRIES JP 3,681

Top Applicants (CPC)

Class B41,2013–2023, worldwide · Source: EPO PATSTAT

  1. SEIKO EPSON CORPORATION 8,446
  2. SEIKO EPSON CORPORATION JP 8,438
  3. HEWLETT-PACKARD DEVELOPMENT COMPANY US 7,828
  4. CANON JP 5,419
  5. CANON 4,156
  6. BROTHER INDUSTRIES JP 3,763
  7. BROTHER INDUSTRIES 2,779
  8. RICOH COMPANY JP 2,717
  9. FUJIFILM JP 2,423
  10. RICOH COMPANY 1,739