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IPC Subgroup
B42B 2/1

Hand-stitching tools

Introduced: July 1974

Last revised: January 2006

Full Title

Permanently attaching together sheets, quires, or signatures by stitching with filamentary material, e.g. textile threads > Hand-stitching tools

Classification Context

Section:
PERFORMING OPERATIONS; TRANSPORTING
Class:
BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
Subclass:
PERMANENTLY ATTACHING TOGETHER SHEETS, QUIRES, OR SIGNATURES, OR PERMANENTLY ATTACHING OBJECTS THERETO

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