PERMANENTLY ATTACHING TOGETHER SHEETS, QUIRES OR SIGNATURES OR PERMANENTLY ATTACHING OBJECTS THERETO (nailing or stapling in general B25C, B27F; machines for both collating or gathering and permanently attaching together sheets or signatures B42C1/12; temporarily attaching sheets together B42F)

Description

B42B covers methods and apparatus for permanently joining sheets, quires, or signatures together, as well as attaching objects to paper materials. This includes binding techniques such as stitching, sewing, gluing, and other fastening processes used in bookbinding and document assembly. The classification encompasses both the mechanical processes and the equipment used to perform these permanent attachments in production of bound documents and publications.

5 direct subcodes

Child Classifications

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B42B 2/00 Permanently attaching together sheets, quires or signatures by stitching with filamentary material, e.g. textile threads (discontinuously B42B4/00)
B42B 4/00 Permanently attaching together sheets, quires or signatures by discontinuous stitching with filamentary material, e.g. wire
B42B 5/00 Permanently attaching together sheets, quires or signatures otherwise than by stitching (by deformation thereof B31F; by adhesive peculiar to bookbinding B42C9/00)
B42B 7/00 Permanently attaching objects, e.g. map sections, to sheets
B42B 9/00 Devices common to machines for carrying out the processes according to more than one of the preceding main groups (auxiliary equipment in making paper articles B31F; auxiliary equipment in printing machines B41; conveyors in general B65G; )

Top Applicants

Top 10 applicants by patent filingsfor class B42, 2013–2023, worldwide · Source: EPO PATSTAT

SICPA HOLDING CH 1,317
GIESECKE+DEVRIENT CURRENCY TECHNOLOGY DE 949
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