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CPC Subgroup
B42D 15/08

Letter-cards or letter-sheets, i.e. cards or sheets each of which is to be folded with the message inside and to serve as its own envelope for mailing

Full Title

Printed matter of special format or style not otherwise provided for > Postcards; Greeting, menu, business or like cards; Letter cards or letter-sheets (B42D25/00 takes precedence; envelopes B65D27/00) > Foldable or multi-part cards or sheets > Letter-cards or letter-sheets, i.e. cards or sheets each of which is to be folded with the message inside and to serve as its own envelope for mailing

Filing statistics

CPC B42D 15/08 belongs to the parent subclass B42D, which recorded 25,227 patent applications worldwide between 2013 and 2023. Annual filings declined from 2,561 in 2013 to 1,173 in 2023 (-54%), peaking at 3,117 applications in 2016. The most active applicants in class B42 are SICPA HOLDING (1,317 applications), GIESECKE+DEVRIENT CURRENCY TECHNOLOGY (949 applications) and BUNDESDRUCKEREI (881 applications).

Source: EPO PATSTAT, worldwide filings

1 direct subcode

Child Classifications

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Top Applicants

Top 10 applicants by patent filingsfor 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