Skip over navigation
Outline
Indent Level
Color Curly Brackets (indicating CPC extensions to IPC)

CPC
COOPERATIVE PATENT CLASSIFICATION
Collapse
BAKERS` OVENS; MACHINES OR EQUIPMENT FOR BAKING (domestic baking equipment A47J 37/00; combustion apparatus F23; domestic stoves or ranges being wholly or partly ovens F24B, F24C)
Collapse
Bakers` ovens
Collapse
A21B 1/02
.
characterised by the heating arrangements
A21B 1/04
. .
Ovens heated by fire before baking only
Collapse
A21B 1/06
. .
Ovens heated by radiators
A21B 1/08
. . .
by steam-heated radiators
A21B 1/10
. . .
by radiators heated by fluids other than steam
Collapse
A21B 1/14
. . .
Arrangement of radiators
A21B 1/145
. . . .
{
Radiators consisting of tubes
}
A21B 1/22
. . .
by electric radiators (A21B 2/00 takes precedence; electric heating elements H05B)
Collapse
A21B 1/24
. .
Ovens heated by media flowing therethrough
A21B 1/245
. . .
{
with a plurality of air nozzles to obtain an impingement effect on the food
}
A21B 1/26
. . .
by hot air
A21B 1/28
. . .
by gaseous combustion products
A21B 1/33
. .
Ovens heated directly by combustion products (A21B 1/04 takes precedence)
A21B 1/36
. .
Ovens heated directly by hot fluid (A21B 1/06, A21B 1/33 take precedence)
A21B 1/40
.
characterised by the means for regulating the temperature (temperature-sensitive elements G01K)
Collapse
.
characterised by the baking surfaces moving during the baking (conveying in general B65G)
A21B 1/44
. .
with surfaces rotating in a horizontal plane
A21B 1/46
. .
with surfaces suspended from an endless conveyer or a revolving wheel
A21B 1/48
. .
with surfaces in the form of an endless band
A21B 1/50
.
characterised by having removable baking surfaces
A21B 1/52
.
Portable ovens; Collapsible ovens (travelling or camp cookers A47J 33/00)
Baking apparatus employing high-frequency or infra-red heating
Collapse
Parts or accessories of ovens
A21B 3/003
.
{
Baker`s peels
}
A21B 3/006
.
{
Means for cleaning the baking cavity
}
WARNING
-
Group A21B 3/006 is not complete, pending reorganisation, see also A21B 3/00

.
Doors; Flap gates (general features of doors E06B)
.
Air-treatment devices for ovens, e.g. regulating humidity
.
Charging or discharging ovens (A21B 3/18 takes precedence)
.
Means for illuminating ovens
Collapse
.
Baking-tins; Baking forms
A21B 3/131
. .
{
removable, foldable or disposable
}
A21B 3/132
. .
{
Assemblies of several baking-tins or forms (A21B 3/134 takes precedence)
}
Collapse
A21B 3/133
. .
{
for making bread
}
A21B 3/134
. . .
{
Multiple bread pans
}
A21B 3/135
. .
{
Accessories, e.g. covers, handles
}
A21B 3/136
. .
{
with reinforcements
}
WARNING
-
Groups A21B3/13R-A21B 3/139 are not complete, pending reorganisation, see also A21B 3/13

A21B 3/137
. .
{
with detachable side and bottom parts, e.g. springform
}
A21B 3/138
. .
{
flexible forms, e.g. made from silicone
}
A21B 3/139
. .
{
with apertures to vent steam
}
Collapse
.
Baking sheets; Baking boards
A21B 3/155
. .
{
of wire or mesh wire material (A21B 3/131 takes precedence)
}
.
Machines for cleaning or greasing baking surfaces
.
Discharging baked goods from tins (unpacking in general B65B 69/00)
Collapse
Baking apparatus for special goods; Other baking apparatus
Collapse
.
Apparatus for baking hollow articles, waffles, pastry, biscuits, or the like
A21B 5/023
. .
{
Hinged moulds for baking waffles
}
A21B 5/026
. .
{
for baking waffle cups or cones
}
A21B 5/03
. .
for baking pancakes (frying pans A47J 37/10)
A21B 5/04
.
Apparatus for baking cylindrical cakes on spits
A21B 5/06
.
Apparatus for baking in salt solution, e.g. for making pretzels
Collapse
.
Apparatus for baking in baking fat or oil, e.g. for making doughnuts
A21B 5/085
. .
{
for applying oil to bakery products
}
Collapse
Baking plants
A21B 7/005
.
{
in combination with mixing or kneading devices
}
This page is owned by Office of Patent Classification.
Last Modified: 10/10/2013