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
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
- SICPA HOLDING CH 1,317
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- BUNDESDRUCKEREI DE 881
- DE LA RUE INTERNATIONAL GB 870
- TOPPAN PRINTING COMPANY JP 455
- G&D (GIESECKE & DEVRIENT) DE 421
- CCL SECURE AU 343
- OVD KINEGRAM CH 308
- OBERTHUR FIDUCIAIRE FR 251
- CRANE COMPANY US 204