CPC Definition - Subclass A21C
This place covers:
Machines or Equipment, including e.g. hand tools or trays, for preparing, shaping and processing edible dough, namely for mixing, kneading, dividing, working, forming, shaping, cutting, proving, handling the dough before the baking, cooking or prebaking process with optional subsequent freezing.
Machines or equipment, including hand tools, for handling baked or prebaked articles made from edible dough.
This place does not cover:
Dough and dough or bakery products as such, e.g. chemical treatment or recipes | |
Pasta and noodles as such |
Attention is drawn to the following places, which may be of interest for search:
Baker's ovens; machines or equipment for baking | |
Confectionary | |
Machines for shaping or working of foodstuff not fully covered by other subclasses, e.g. A21C | |
Machines for mixing | |
Machines for packaging articles | |
Machines for arranging, feeding or orienting biscuits | |
Transport or storage devices in general | |
Measuring or metering of fluent solids other than dough by volume |
In this place, the following terms or expressions are used with the meaning indicated:
Dough | is understood to be an edible substance being baked before consumption. The dough can be in a semi-liquid state, e.g. batter, or the dough can be a pasty. |
This place covers:
Devices for the mixing and/or kneading of dough, this preparation only concerning the mechanical aspects of it, i.e. the mixing of the individual components to obtain a homogeneous dough and/or its subsequent mechanical kneading to achieve the desired consistency.
In general, methods or devices which are directed to the chemical aspects of dough preparation (e.g. chemical composition, use of specific additives, operating steps intended to modify the properties of the dough—consistency, leavening, development of the mass, preparation for the baking step, etc.) not being directly related to the mixing and/or kneading machine are classified in A21D.
Attention is drawn to the following places, which may be of interest for search:
Mixing devices in domestic bread preparation machines | |
Treatment of flour or dough for baking, e.g. by addition of materials; Baking; Bakery products | |
Domestic mixing or kneading machines | |
Mixing in general | |
Mixing or kneading of substances in a plastic state in general |
In this subgroup, as a general rule, the type of dough mixer is to be specified, as well as the specific structural elements which are characteristic of this kind of device.
This place covers:
Purely mechanical methods for operating a dough mixing or kneading machine.
Example:
Attention is drawn to the following places, which may be of interest for search:
Mixing deviceswith relative displacement between stirrer and receptacle |
This place covers:
For example:
This place covers:
For example:
This place does not cover:
Doors; Closures; Operating, e.g. safety, mechanisms of mixing or kneading machines | |
Safety devices in general |
This place covers:
Heating or cooling elements in combination with the mixing device, the specific details of the heat-exchange means not being of relevance.
This place does not cover:
Receptacles with means for guiding fluids per se | |
Heat exchangers in general |
This place covers:
Machines for shaping dough, supplied in batches or continuously, to a semi-finished product, followed by subdividing and/or another shaping step.
Machines for twisting discrete strips of dough to obtain the final shape, e.g. for making a pretzel.
Machines for twisting strips of dough followed by subdividing to obtain the final shape.
Machines for coiling sheets of dough to obtain the final shape or followed by subdividing.
Attention is drawn to the following places, which may be of interest for search:
Dough extruding machines producing a string already having the final shape, with or without following cutting step |
This place covers:
This place also covers crescent-rolls.
This place covers:
Machines for dividing batches of dough or batter, i.e. semi-liquid dough, into equally sized portions.
Attention is drawn to the following places, which may be of interest for search:
Dough dividing apparatus followed by a merging, e.g. sheeting step to obtain a semi-finished product |
This place covers:
Dough-dividing machines for dividing liquid or semi-liquid dough by intermittently dispensing.
Attention is drawn to the following places, which may be of interest for search:
Batter dispensing and baking apparatus, e.g. for pancakes |
Attention is drawn to the following places, which may be of interest for search:
Apparatus for measuring fluent solid materials with piston type measuring chambers |
Attention is drawn to the following places, which may be of interest for search:
Machines which homogenise the subdivided dough other than by kneading combined with diving machines with radial cutter-blades slidable in the slots of a pressing-plunger |
Dividers featuring cutter blades other than radial, e.g. having a square pattern, are also classified in this group.
This place covers:
Machines for working or rounding discrete dough portions.
Attention is drawn to the following places, which may be of interest for search:
Kneading dough |
In patent documents, the following words/expressions are often used as synonyms:
- "working, rounding (E)", "wirken (G)" and "travailler (F)"
Attention is drawn to the following places, which may be of interest for search:
Dough dividing machines which, as an additional feature, homogenise the dough |
Machines combined with dividers featuring cutter blades other than radial, e.g. having a square pattern, are also classified in this group.
This place covers:
Other apparatus for handling (opposed to shaping or forming) dough or dough pieces in the broadest sense not covered by groups A21C 3/00 - A21C 7/00 and A21C 13/00 - A21C 14/00, such as:
Apparatus for conveying, positioning dough or dough pieces or dough carriers, e.g. tins or pans.
Apparatus for filling, e.g. by injection or folding, and apparatus for coating dough pieces, e.g. by brushing on a coating with a sweeping action, and laminating dough sheets.
Other apparatus like hand tools, dust hoods, cleaning arrangements and trays.
Attention is drawn to the following places, which may be of interest for search:
Coated foodstuff | |
Breading apparatus |
Attention is drawn to the following places, which may be of interest for search:
Charging or discharging ovens |
Attention is drawn to the following places, which may be of interest for search:
Slitting apparatus or tool per se |
This place covers:
Climate controlled spaces or chambers for dough.
Prover combined with oven are classified also in A21B.
Attention is drawn to the following places, which may be of interest for search:
Prover combined with oven | |
Treating methods for dough prior to baking | |
Testing dough properties |
In patent documents, the following words/expressions are often used as synonyms:
- "proofer, prover, proofing, proving, to proof, to prove, rise, rising (E)", "Gärschrank, gären, treiben, aufgehen (G)" and "fermenter, cuver (F)"
This place covers:
Machines or equipment for making or processing dough, not provided for in other groups of this subclass, e.g. apparatus, devices and hand tools used for marking dough.
This place covers:
Apparatus for handling and refining baked articles.
Apparatus for specifically cutting baked articles other than bread.
Attention is drawn to the following places, which may be of interest for search:
This place covers:
Apparatus for coating the surface of baked articles comprising a stationary part, e.g. a tank and a hand-held dispensing part, e.g. a gun-like applicator.
Apparatus for coating the surface of baked articles being entirely hand-held.
Attention is drawn to the following places, which may be of interest for search:
Piping Bags for confectionary |
Attention is drawn to the following places, which may be of interest for search:
Apparatus for baking wafers |
In this place, the following terms or expressions are used with the meaning indicated:
Wafer | any sheet like baked product being, at ambient temperature, either rigid or soft |
In patent documents, the following words/expressions are often used as synonyms:
- "waffle, wafer (E)","gaufre (F)" and "Waffel (G)"