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PCE
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DIFF Subgroup
B41F 3/20

with fixed type-beds and travelling impression cylinders

Introduced: September 1968

Full Title

Cylinder presses, i.e. presses essentially comprising at least one cylinder co-operating with at least one flat type-bed > of special construction or for particular purposes > with fixed type-beds and travelling impression cylinders

IPC and CPC are identically structured here. All 2 subcodes exist in both systems.

Child Classifications

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  • B41F 3/22 with more than one type-bed IPC+CPC Available in IPC and CPC
  • B41F 3/24 with cylinders travelling around type-beds having upper and lower printing surfaces 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