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Color Curly Brackets (indicating CPC extensions to IPC) References Date Revised
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CPC
COOPERATIVE PATENT CLASSIFICATION
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MACHINES OR EQUIPMENT FOR MAKING OR PROCESSING DOUGHS; HANDLING BAKED ARTICLES MADE FROM DOUGH [2013‑01]
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Mixing or kneading machines for the preparation of dough (domestic mixing or kneading machines A47J 43/00, A47J 44/00;
{
mixing in general B01F; mixing or kneading of substances in a plastic state in general B29B 7/00
}
)
[2013‑01]
A21C 1/003
.
{
Plant; Systems, i.e. flow charts or diagrams
}
[2013‑01]
A21C 1/006
.
{
Methods
}
[2013‑01]
A21C 1/02
.
with vertically-mounted tools; Machines for whipping or beating [2013‑01]
A21C 1/04
.
with inclined rotating mixing arms or levers [2013‑01]
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A21C 1/06
.
with horizontally-mounted mixing or kneading tools; Worm
{
or screw
}
mixers [2013‑01]
A21C 1/065
. .
{
Worm or screw mixers, e.g. with consecutive mixing receptacles
}
[2013‑01]
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A21C 1/08
.
with rollers [2013‑01]
A21C 1/083
. .
{
by calendering, i.e. working between rollers (using rollers for shaping dough A21C 3/02)
}
[2013‑01]
A21C 1/086
. .
{
having a receptacle rotating about a vertical axis cooperating with rotary rollers
}
[2013‑01]
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A21C 1/10
.
with additional aerating apparatus for the manufacture of aerated doughs [2013‑01]
A21C 1/105
. .
{
the gas being introduced through the shaft of a rotary tool
}
[2013‑01]
A21C 1/12
.
for the preparation of dough directly from grain [2013‑01]
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A21C 1/14
.
Structural elements of mixing or kneading machines;
{
Parts; Accessories
}
[2013‑01]
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A21C 1/1405
. .
{
Tools
}
[2013‑01]
A21C 1/141
. . .
{
having mixing or cutting elements essentially perpendicular to their axes
}
[2013‑01]
A21C 1/1415
. . .
{
Shafts; Heads therefor
}
[2013‑01]
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A21C 1/142
. .
{
Feeding mechanisms, e.g. skip lifting mechanisms
}
[2013‑01]
A21C 1/1425
. . .
{
for feeding in measured doses
}
[2013‑01]
A21C 1/143
. . .
{
using pneumatic means
}
[2013‑01]
A21C 1/1435
. . .
{
for liquids (A21C 1/1425 takes precedence)
}
[2013‑01]
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A21C 1/144
. .
{
Discharge mechanisms
}
[2013‑01]
A21C 1/1445
. . .
{
using tiltable receptacles; Tilting mechanisms therefor
}
[2013‑01]
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A21C 1/145
. .
{
Controlling; Testing; Measuring (A21C 1/1425 takes precedence)
}
[2013‑01]
A21C 1/1455
. . .
{
Measuring data of the driving system, e.g. torque, speed, power
}
[2013‑01]
A21C 1/146
. . .
{
Measuring properties of the dough, e.g. moisture, electrical conductivity, temperature (A21C 1/1455 takes precedence)
}
[2013‑01]
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. .
{
Drives
}
[2013‑01]
A21C 1/147
. . .
{
for planetary motion
}
[2013‑01]
A21C 1/1475
. . .
{
Brakes therefor
}
[2013‑01]
A21C 1/148
. .
{
Safety arrangements (A21C 1/1485 takes precedence)
}
[2013‑01]
A21C 1/1485
. .
{
Doors; Closures; Operating, e.g. safety, mechanisms therefor
}
[2013‑01]
A21C 1/149
. .
{
Receptacles, e.g. provided with means for carrying or guiding fluids, e.g. coolants
}
[2013‑01]
A21C 1/1495
. .
{
Arrangements for cooling or heating (receptacles with means for guiding fluids per se A21C 1/149); Arrangements for applying super- or sub-atmospheric pressure
}
[2013‑01]
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Machines or apparatus for shaping batches of dough before sub-division [2013‑01]
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A21C 3/02
.
Dough-sheeters; Rolling-machines; Rolling-pins
{
(mixing or kneading dough by rollers A21C 1/08; non-manual rolling and working of discrete dough pieces A21C 7/00)
}
[2013‑01]
A21C 3/021
. .
{
Rolling-pins; Hand-operated spreading or rolling devices (A21C 11/004 takes precedence)
}
[2013‑01]
A21C 3/022
. .
{
Laminating or undulating a continuous dough sheet, e.g. by folding transversely or longitudinally onto a moving surface (combined with filling A21C 9/045)
}
[2013‑01]
A21C 3/024
. .
{
using one or more rollers with an axis of rotation substantially parallel or oblique to the direction of dough transport (A21C 3/065 takes precedence)
}
[2013‑01]
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A21C 3/025
. .
{
with one or more rollers moving perpendicularly to its rotation axis, e.g. reciprocally (A21C 3/024 takes precedence; hand-operated rollers A21C 3/021)
}
[2013‑01]
A21C 3/027
. . .
{
with multiple rollers moving in a closed loop, e.g. in an orbital path; Planetary roller systems
}
[2013‑01]
A21C 3/028
. .
{
using rollers having a shape other than straight round cylinders (A21C 3/04 takes precedence)
}
[2013‑01]
A21C 3/04
.
Dough-extruding machines;
{
Hoppers with moving elements, e.g. rollers or belts as wall elements for drawing the dough
}
[2013‑01]
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A21C 3/06
.
Machines for coiling sheets of dough, e.g. for producing rolls,
{
e.g. crescent-rolls (as part of a machine for further moulding or forming A21C 7/00; with filling A21C 9/06)
}
[2013‑01]
A21C 3/065
. .
{
the coil axis of the produced rolls being in parallel or oblique position relative to the transport direction; with coiling elements, e.g. rollers, being placed in parallel or oblique position relative to the transport direction
}
[2013‑01]
A21C 3/08
.
Machines for twisting strips of dough, e.g. for making pretzels [2013‑01]
A21C 3/10
.
combined with dough-dividing apparatus [2013‑01]
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Dough-dividing machines [2013‑01]
A21C 5/003
.
{
with revolving bodies, e.g. with bodies having spaces separated by radially oriented elements or walls
}
[2013‑01]
A21C 5/006
.
{
for dispensing liquid or semi-liquid dough, e.g. batter
}
[2013‑01]
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.
with division boxes and ejection plungers [2013‑01]
A21C 5/04
. .
with division boxes in a revolving body with radially-working pistons [2013‑01]
A21C 5/06
. .
with division boxes in a revolving body with axially-working pistons [2013‑01]
A21C 5/08
.
with radial, i.e. star-like, cutter-blades slidable in the slots of, and relatively to, a pressing-plunger
{
(A21C 7/06 takes precedence)
}
[2013‑01]
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Machines which homogenise the subdivided dough by working other than by kneading [2013‑01]
A21C 7/005
.
{
the dough pieces being worked in radially disposed cavities in a rotating drum
}
[2013‑01]
A21C 7/01
.
with endless bands
{
(A21C 7/005 takes precedence)
}
[2013‑01]
A21C 7/02
.
with moulding channels (A21C 7/01 takes precedence) [2013‑01]
A21C 7/04
.
with moulding cups (A21C 7/01 takes precedence) [2013‑01]
A21C 7/06
.
combined with dividing machines with radial, i.e. star-like, cutter-blades slidable in the slots of, and relatively to, a pressing-plunger [2013‑01]
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Other apparatus for handling dough or dough pieces [2013‑01]
A21C 9/02
.
Apparatus for hanging or distributing strings of dough, such as noodles, spaghetti or macaroni, on bars [2013‑01]
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.
Apparatus for spreading granular material on, or sweeping or coating the surfaces of, pieces or sheets of dough
{
(coating baked articles A21C 15/002)
}
[2013‑01]
A21C 9/045
. .
{
Laminating dough sheets combined with applying a filling in between, e.g. lasagna-type products (ravioli-making machines A21C 9/066; making laminated baked wafer sheets A21C 15/02)
}
[2013‑01]
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A21C 9/06
.
Apparatus for filling pieces of dough such as doughnuts
{
(A21C 11/163 takes precedence; apparatus for filling baked articles A21C 15/007)
}
[2013‑01]
A21C 9/061
. .
{
Making continuous filled tubular products, e.g. with subsequent cutting
}
[2013‑01]
A21C 9/063
. .
{
Applying a folding, wrapping, rolling action (A21C 9/045, A21C 9/061 take precedence)
}
[2013‑01]
A21C 9/065
. .
{
by means of injection into a piece of dough (filling baked articles A21C 15/007)
}
[2013‑01]
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A21C 9/066
. .
{
using two separate sheets or pieces of dough with filling in between, e.g. crimped at their edges; Ravioli-making machines (A21C 11/163 takes precedence)
}
[2013‑01]
A21C 9/068
. . .
{
Tools for crimping or trimming of edges or rims, e.g. hand-operated
}
[2013‑01]
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.
Depositing, arranging and conveying apparatus for handling pieces, e.g. sheets of dough
{
(for handling liquid or semi-liquid dough, e.g. batter A21C 5/006)
}
[2013‑01]
A21C 9/081
. .
{
Charging of baking tins or forms with dough
}
[2013‑01]
A21C 9/083
. .
{
Manipulating tins, pans etc., e.g. charging or discharging conveyors, trolleys or ovens
}
[2013‑01]
A21C 9/085
. .
{
Separating, spacing, orienting or aligning discrete dough pieces, e.g. after passing a cutting device
}
[2013‑01]
A21C 9/086
. .
{
Stacking or unstacking discrete dough sheets (with filling in between sheets A21C 9/045)
}
[2013‑01]
A21C 9/088
. .
{
Folding or bending discrete dough pieces or dough strips (twisting strips of dough A21C 3/08; with filling action A21C 9/063; forming toroid-shaped dough pieces A21C 11/002)
}
[2013‑01]
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Other machines for forming the dough into its final shape before cooking or baking [2013‑01]
A21C 11/002
.
{
the shape being toroid-like, e.g. bagels, doughnuts (extruding machines for toroid shaped products A21C 11/166)
}
[2013‑01]
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A21C 11/004
.
{
forming the dough into a substantially disc-like shape with or without an outer rim, e.g. for making pie crusts, cake shells or pizza bases
}
[2013‑01]
A21C 11/006
. .
{
by pressing or press-moulding (A21C 11/008 takes precedence)
}
[2013‑01]
A21C 11/008
. .
{
by press-rolling
}
[2013‑01]
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A21C 11/02
.
Embossing machines [2013‑01]
A21C 11/04
. .
with cutting and embossing rollers or drums
{
(A21C 11/106 takes precedence)
}
[2013‑01]
A21C 11/06
. .
handling regularly pre-shaped sheets of dough [2013‑01]
A21C 11/08
. .
with engraved moulds, e.g. rotary machines with die rolls [2013‑01]
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A21C 11/10
.
combined with cutting apparatus
{
(A21C 11/004 takes precedence)
}
[2013‑01]
A21C 11/103
. .
{
having multiple cutting elements slidably or rotably mounted in a diaphragm-like arrangement
}
[2013‑01]
A21C 11/106
. .
{
using hand-operated cutting tools (A21C 9/068 takes precedence)
}
[2013‑01]
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.
Apparatus for slotting, slitting or perforating the surface of pieces of dough [2013‑01]
A21C 11/14
. .
for star-like stamping [2013‑01]
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A21C 11/16
.
Extruding machines [2013‑01]
A21C 11/163
. .
{
Applying co-extrusion, i.e. extruding two or more plastic substances simultaneously, e.g. for making filled dough products; Making products from two or more different substances supplied to the extruder
}
[2013‑01]
A21C 11/166
. .
{
for making toroid-shaped products, e.g. doughnuts (A21C 11/163 takes precedence)
}
[2013‑01]
A21C 11/18
. .
with pistons [2013‑01]
A21C 11/20
. .
with worms [2013‑01]
A21C 11/22
.
Apparatus with rollers and cutting discs or blades for shaping noodles [2013‑01]
A21C 11/24
.
Apparatus for cutting out noodles from a sheet or ribbon of dough by an engaging pair of grooved rollers [2013‑01]
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Provers, i.e. apparatus permitting dough to rise
{
(testing dough properties G01N 33/10)
}
[2013‑01]
A21C 13/02
.
with endless conveyers
{
e.g. for moving the dough pieces progressively through the prover
}
[2013‑01]
A21C 14/00
Machines or equipment for making or processing dough, not provided for in other groups of this subclass [2013‑01]
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Apparatus for handling baked articles [2013‑01]
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A21C 15/002
.
{
Apparatus for spreading granular material on, or sweeping or coating the surface of baked articles (of pieces of dough A21C 9/04; for confectionary A23G 3/28)
}
[2013‑01]
A21C 15/005
. .
{
of which at least the dispensing part is hand-held, e.g. comprising a flexible container, pouch or gun-like applicator
}
[2013‑01]
A21C 15/007
.
{
Apparatus for filling baked articles (filling pieces of dough A21C 9/06; filled bakery products A21D 13/0019, A21D 13/085)
}
[2013‑01]
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.
Apparatus for shaping or moulding baked wafers; Making multi-layer wafer sheets [2013‑01]
A21C 15/025
. .
{
Apparatus for shaping or moulding baked wafers, e.g. to obtain cones for ice cream
}
[2013‑01]
A21C 15/04
.
Cutting or slicing machines or devices specially adapted for baked articles other than bread (for cutting or slicing bread B26B, B26D) [2013‑01]
This page is owned by Office of Patent Classification.
Last Modified: 10/10/2013