1. CPC Sections
  2. CPC Section B
  3. CPC Class B42
  4. CPC Subclass B42B
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Version: 2024.01
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CPC
COOPERATIVE PATENT CLASSIFICATION
​
B42B
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 B42C 1/12; temporarily attaching sheets together B42F) [2018-08]
WARNING

  • In this subclass non-limiting references (in the sense of paragraph 39 of the Guide to the IPC) may still be displayed in the scheme.
B42B 2/00
Permanently attaching together sheets, quires or signatures by stitching with filamentary material, e.g. textile threads (discontinuously B42B 4/00) [2013-01]
B42B 2/02
.
Machines for stitching with thread [2013-01]
B42B 2/04
. .
with straight needles [2013-01]
B42B 2/06
. .
with curved needles [2013-01]
B42B 2/08
. .
with devices for forming safety knots or with tying mechanisms [2013-01]
B42B 2/10
.
Hand-stitching tools [2013-01]
B42B 4/00
Permanently attaching together sheets, quires or signatures by discontinuous stitching with filamentary material, e.g. wire {(by stapling B25C 5/00; staples F16B 15/00)} [2013-01]
B42B 4/02
.
Rotary type stitching machines [2013-01]
B42B 5/00
Permanently attaching together sheets, quires or signatures otherwise than by stitching (by deformation thereof B31F; by adhesive peculiar to bookbinding B42C 9/00) [2013-01]
B42B 5/02
.
by eyelets (for garments A41H 37/02; for shoes A43D 100/00) [2013-01]
B42B 5/04
.
by laces or ribbons [2013-01]
B42B 5/06
.
by clips [2013-01]
B42B 5/08
.
by finger, claw or ring-like elements passing through the sheets, quires or signatures [2013-01]
B42B 5/10
. .
the elements being of castellated or comb-like form [2013-01]
B42B 5/103
. . .
{Devices for assembling the elements with the stack of sheets} [2013-01]
B42B 5/106
. . . .
{combined with manufacturing of the elements (manufacturing from wire per se B21F 1/04, B21F 45/16)} [2013-01]
B42B 5/12
. .
the elements being coils [2013-01]
B42B 5/123
. . .
{Devices for assembling the elements with the stack of sheets} [2013-01]
B42B 5/126
. . . .
{combined with manufacturing of the elements (manufacturing from wire per se B21F 3/04, B21F 45/16)} [2013-01]
B42B 7/00
Permanently attaching objects, e.g. map sections, to sheets [2013-01]
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; {handling sheets in general B65H}) [2016-05]
B42B 9/02
.
for opening quires or signatures [2013-01]
B42B 9/04
.
for conveying downwardly-open signatures [2013-01]
B42B 9/06
.
for pasting (applying glue or adhesive peculiar to bookbinding B42C 9/00) [2013-01]