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IPC Subgroup
B42C 5/04

by notching or roughening

Introduced: September 1968

Last revised: January 2006

Full Title

Preparing the edges or backs of leaves or signatures for binding > by notching or roughening

Classification Context

Section:
PERFORMING OPERATIONS; TRANSPORTING
Class:
BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
Subclass:
BOOKBINDING

Filing statistics

IPC B42C 5/04 belongs to the parent subclass B42C, which recorded 7,851 patent applications worldwide between 2013 and 2023. Annual filings grew from 572 in 2013 to 685 in 2023 (+20%), peaking at 1,046 applications in 2020. The most active applicants in class B42 are GIESECKE+DEVRIENT CURRENCY TECHNOLOGY (898 applications), BUNDESDRUCKEREI (865 applications) and DE LA RUE INTERNATIONAL (810 applications).

Source: EPO PATSTAT, worldwide filings

Top Applicants

Top 10 applicants by patent filingsfor 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