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Outline
Indent Level
Color Curly Brackets (indicating CPC extensions to IPC) References Date Revised

CPC
COOPERATIVE PATENT CLASSIFICATION
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MAKING OTHER PAPER ARTICLES (manufacture by dry processes of articles made from particles or fibres consisting of wood or other lignocellulosic material B27N; making layered products not composed wholly of paper or cardboard B32B; making cardboard or paper D21F, D21H; making articles form wood pulp D21J)
NOTE
-
This subclass covers the making, otherwise than by winding, of articles other than boxes, cartons, envelopes, bags, and tubes from paper, other than from paper pulp.

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Multiple-step processes for making flat articles;
{
Making flat articles
}
B31D 1/0006
.
{
the articles being coffee filters
}
B31D 1/0012
.
{
the articles being mounting corners for photographs or cards
}
B31D 1/0018
.
{
the articles being pull-tap closure discs for bottles, jars or like containers
}
B31D 1/0025
.
{
Making articles having embedded wires (B31D 1/024 takes precedence)
}
B31D 1/0031
.
{
the articles being paper nettings, e.g. by slitting and expanding webs or sheets
}
B31D 1/0037
.
{
the articles being toilet seat covers (toilet seat covers per se A47K 13/14)
}
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.
{
the articles being box parts not otherwise provided for
}
. .
{
making bottoms or caps
}
B31D 1/0056
.
{
the articles being package fasteners, e.g. tubular bands
}
B31D 1/0062
.
{
the articles being adhesive strips or tape
}
B31D 1/0068
.
{
the articles being saucer or beerglass pads, liners for closing caps or similar articles
}
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.
{
by assembling, e.g. by laminating (B31D 1/0012 to B31D 1/0068 take precedence)
}
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B31D 1/0081
. .
{
by attaching individual objects to webs or sheets
}
B31D 1/0087
. . .
{
the webs or sheets being provided with apertures for the objects e.g. with means for making the apertures
}
B31D 1/0093
.
{
involving impregnating
}
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.
the articles being labels or tags (means and processes for attaching threads D05)
NOTE
-
Attaching threads to labels or tags is classified in group B31D 1/02, e.g. B31D 1/023

B31D 1/021
. .
{
Making adhesive labels having a multilayered structure, e.g. provided on carrier webs
}
B31D 1/022
. .
{
Label folding
}
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B31D 1/023
. .
{
Attaching wires or threads
}
B31D 1/024
. . .
{
to labels or tags composed of two layers, the wire or thread being embedded between them
}
B31D 1/025
. .
{
Applying patches, washers or reinforcements
}
B31D 1/026
. .
{
Cutting or perforating (B31D 1/022 takes precedence)
}
B31D 1/027
. .
{
involving, marking, printing or coding
}
B31D 1/028
. .
{
Applying RFID chips
}
.
the articles being napkins, handkerchiefs, towels, doilies, or the like
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B31D 1/06
.
the articles being handles
B31D 1/065
. .
{
the articles being parcel carriers
}
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Making articles of cellular structure, e.g. insulating board
B31D 3/002
.
{
Methods for making cellular structures; Cellular structures (B31D 3/005 takes precedence)
}
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.
{
Making cellular structures from corrugated webs or sheets
}
. .
{
by cutting corrugated webs longitudinally into strips, piling these strips and uniting them
}
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B31D 3/02
.
Honeycombed structures
{
i.e. the cells having an essentially hexagonal section
}
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B31D 3/0207
. .
{
of particular shape or construction
}
B31D 3/0215
. . .
{
for window coverings
}
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B31D 3/0223
. .
{
Making honeycomb cores, e.g. by piling a plurality of web sections or sheets
}
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B31D 3/023
. . .
{
by cutting webs longitudinally into strips, piling these strips and uniting them along lines perpendicular to the cuts
}
B31D 3/0238
. . . .
{
involving laminating the expanded core
}
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B31D 3/0246
. . .
{
Plane webs having essentially longitudinal adhesive strips being folded transversely into stacks or being cut transversely into sections which are piled, e.g. zigzag-folding the webs preceding the cutting
}
B31D 3/0253
. . . .
{
involving laminating the expanded core
}
B31D 3/0261
. . . .
{
by applying longitudinal adhesive strips to the web and zig-zag folding the strips transversely
}
B31D 3/0269
. . .
{
Forming piles by winding a web on a reel (B31D 3/0215 takes precedence)
}
B31D 3/0276
. . .
{
Plane webs having essentially transverse adhesive strips being folded transversely into stacks or being cut transversely into sections which are piled
}
B31D 3/0284
. .
{
Laminating honeycomb cores; applying cover sheets to core edges; working core edges
}
B31D 3/0292
. .
{
involving auxiliary operations, e.g. expanding, moistening, glue-applying, joining, controlling
}
B31D 3/04
.
cellular packaging articles, e.g. for bottles
{
(making box position inserts B31B 11/00)
}
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Multiple-step processes for making three-dimensional articles;
{
Making three-dimensional articles
}
(assembly
{
or manufacture
}
of garlands A41G 1/04; making receptacles or containers B31B; making tubes B31B, B31C)
NOTE
-
Making drinking straws is classified in group B31D 5/00, e.g. B31D 5/0095

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.
{
for making inserts, e.g. partitions, for boxes
}
B31D 5/0008
. .
{
the inserts having recesses for holding ampoules
}
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B31D 5/0013
. .
{
the inserts having interengaged slotted panels
}
B31D 5/0017
. . .
{
involving folding one of the panels into an U-shape
}
B31D 5/0021
. .
{
the inserts having the form of a tray
}
B31D 5/0026
. .
{
involving collapsing or stacking the inserts
}
B31D 5/003
. .
{
the inserts being egg carton fillers
}
B31D 5/0034
.
{
for making valve inserts for bags
}
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.
{
for making dunnage or cushion pads
}
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B31D 5/0043
. .
{
including crumpling flat material
}
B31D 5/0047
. . .
{
involving toothed wheels
}
B31D 5/0052
. . .
{
involving rollers
}
B31D 5/0056
. . .
{
involving belts
}
B31D 5/006
. .
{
including controlled deformation of flat material, e.g. pleating, corrugating or embossing (including crumpling flat material B31D 5/0043)
}
B31D 5/0065
. .
{
including slitting and expanding flat material
}
B31D 5/0069
. .
{
including forming or transforming three-dimensional material, e.g. corrugated webs or material of cellular structure (making articles of cellular structure B31D 3/00, corrugating paper or cardboard B31F 1/20)
}
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. .
{
including pillow forming
}
. . .
{
and filling with a material other than air or gas
}
.
{
Making filter elements, e.g. pleated
}
B31D 5/0086
.
{
Making hollow objects (B31D 5/0082, B31D 5/0095, B31D 5/02, B31D 5/04 take precedence)
}
B31D 5/0091
.
{
Making paper sticks (involving winding B31C)
}
B31D 5/0095
.
{
Making drinking straws
}
B31D 5/02
.
including pressing
.
including folding or pleating, e.g. Chinese lanternsincluding folding or pleating, e.g. Chinese lanterns
{
(B31D 5/0039 takes precedence)
}
Subject matter not provided for in other groups of this subclass
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B31D 2201/00
Multiple-step processes for making flat articles
B31D 2201/02
.
the articles being labels or tags
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B31D 2205/00
Multiple-step processes for making three-dimensional articles
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B31D 2205/0005
.
for making dunnage or cushion pads
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B31D 2205/0011
. .
including particular additional operations
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B31D 2205/0017
. . .
Providing stock material in a particular form
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B31D 2205/0023
. . . .
as web from a roll
B31D 2205/0029
. . . . .
unwound from inside
B31D 2205/0035
. . . .
as fan folded web
B31D 2205/0041
. . . .
as individual sheets from a pile
B31D 2205/0047
. . .
Feeding, guiding or shaping the material
B31D 2205/0052
. . .
Perforating; Forming lines of weakness
B31D 2205/0058
. . .
Cutting; Individualising the final products
B31D 2205/0064
. . .
Stabilizing the shape of the final product, e.g. by mechanical interlocking
B31D 2205/007
. . .
Delivering
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B31D 2205/0076
. .
involving particular machinery details
B31D 2205/0082
. . .
General layout of the machinery or relative arrangement of its subunits
B31D 2205/0088
. . .
Control means
B31D 2205/0094
. . .
Safety devices
This page is owned by Office of Patent Classification.
Last Modified: 10/10/2013