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DIFF Subgroup
B42D 5/04

Calendar blocks (special apparatus for printing calendars B41F17/04 )

Introduced: September 1968

Title

Titles differ between systems:

IPC: Calendar blocks

CPC: Calendar blocks (special apparatus for printing calendars B41F17/04 )

Full Title

Full titles differ between systems:

IPC:

Sheets united without binding to form pads or blocks > Calendar blocks

CPC:

Sheets united without binding to form pads or blocks (processes therefor B42B) > Calendar blocks (special apparatus for printing calendars B41F17/04 )

CPC subdivides this area 7x more granularly than IPC with 6 additional codes.

6 codes are CPC-only extensions.

Child Classifications

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Top Applicants

Top Applicants (IPC)

Class B42,2013–2023, worldwide · Source: EPO PATSTAT

  1. GIESECKE+DEVRIENT CURRENCY TECHNOLOGY DE 898
  2. BUNDESDRUCKEREI DE 865
  3. DE LA RUE INTERNATIONAL GB 810
  4. SICPA HOLDING CH 784
  5. DNP (DAINIPPON PRINTING COMPANY) 634
  6. TOPPAN PRINTING COMPANY 486
  7. TOPPAN PRINTING COMPANY JP 411
  8. G&D (GIESECKE & DEVRIENT) DE 398
  9. CCL SECURE AU 334
  10. NATIONAL PRINTING BUREAU 313

Top Applicants (CPC)

Class B42,2013–2023, worldwide · Source: EPO PATSTAT

  1. SICPA HOLDING CH 1,317
  2. GIESECKE+DEVRIENT CURRENCY TECHNOLOGY DE 949
  3. BUNDESDRUCKEREI DE 881
  4. DE LA RUE INTERNATIONAL GB 870
  5. TOPPAN PRINTING COMPANY JP 455
  6. G&D (GIESECKE & DEVRIENT) DE 421
  7. CCL SECURE AU 343
  8. OVD KINEGRAM CH 308
  9. OBERTHUR FIDUCIAIRE FR 251
  10. CRANE COMPANY US 204