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Indent Level
Color Curly Brackets (indicating CPC extensions to IPC)

CPC
COOPERATIVE PATENT CLASSIFICATION
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COFFEE; TEA; THEIR SUBSTITUTES; MANUFACTURE, PREPARATION, OR INFUSION THEREOF (coffee or tea pots A47G 19/14; tea infusers A47G 19/16; apparatus for making beverages, e.g. coffee or tea, A47J 31/00; coffee mills A47J 42/00)
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Tea; Tea substitutes; Preparations thereof
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.
Treating tea before extraction (reducing or removing alkaloid content A23F 3/36); Preparations produced thereby (tea extract preparations A23F 3/16)
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A23F 3/08
. .
Oxidation; Fermentation
. . .
Fermentation with addition of micro-organisms or enzymes
. .
Rolling or shredding tea leaves
. .
Tea preparations, e.g. using additives (flavouring A23F 3/40)
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.
Tea extraction; Tea extracts; Treating tea extract; Making instant tea
. .
{
Liquid or semi-liquid tea extract preparations, e.g. gels, liquid extracts in solid capsules
}
A23F 3/166
. .
{
Addition of, or treatment with, enzymes or micro-organisms
}
. .
Extraction of water soluble tea constituents (
{
A23F 3/166 takes precedence
}
; isolation of tea flavour or tea oil A23F 3/42)
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. .
Removing unwanted substances (
{
A23F 3/166 takes precedence
}
; reducing or removing alkaloid content A23F 3/38)
A23F 3/205
. . .
{
Using flocculating or adsorbing agents
}
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A23F 3/22
. .
Drying or concentrating tea extract
{
(A23F 3/166 takes precedence)
}
A23F 3/225
. . .
{
by evaporation, e.g. drying in thin layers, foam drying (A23F 3/26 and A23F 3/28 take precedence)
}
. . .
by freezing out the water
. . .
by lyophilisation
. . .
by spraying into a gas stream
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. .
Further treatment of dried tea extract; Preparations produced thereby, e.g. instant tea (
{
A23F 3/166 takes precedence
}
; flavouring A23F 3/40)
A23F 3/32
. . .
Agglomerating, flaking or tabletting
{
or granulating
}
.
Tea substitutes, e.g. matè; Extracts or infusions thereof
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.
Reducing or removing alkaloid content; Preparations produced thereby; Extracts or infusions thereof
A23F 3/363
. .
{
by addition of alkaloid neutralising or complexing agents (A23F 3/166 takes precedence)
}
A23F 3/366
. .
{
by extraction of the leaves with selective solvents
}
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A23F 3/38
. .
Reducing or removing alkaloid content from tea extract
A23F 3/385
. . .
{
using flocculating, precipitating, adsorbing or complex-forming agents, or ion-exchangers
}
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.
Tea flavour; Tea oil; Flavouring of tea or tea extract (synthetic tea flavours A23L 1/226)
A23F 3/405
. .
{
Flavouring with flavours other than natural tea flavour or tea oil
}
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A23F 3/42
. .
Isolation
{
or recuperation
}
of tea flavour or tea oil
. . .
{
by solvent extraction; Tea flavour from tea oil
}
. . .
{
by distillation, e.g. stripping leaves; Recovering volatile gases (flavour from tea oil A23F 3/423)
}
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A23F 5/00
Coffee; Coffee substitutes; Preparations thereof
.
Treating green coffee; Preparations produced thereby (roasting A23F 5/04; removing unwanted substances A23F 5/16; reducing or removing alkaloid content A23F 5/20; extraction A23F 5/24)
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.
Methods of roasting coffee (machines therefor A23N 12/00)
A23F 5/043
. .
{
in the presence of inert particles
}
A23F 5/046
. .
{
with agitation or transportation of the beans by gases; Fluidised-bed roasting or fluidised-bed cooling after roasting (A23F 5/043 takes precedence)
}
A23F 5/06
. .
of roasting extracted coffee;
{
Caramelisation of coffee extract
}
.
Methods of grinding coffee (coffee mills A47J 42/00)
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.
Treating roasted coffee; Preparations produced thereby (removing unwanted substances A23F 5/16; reducing or removing alkaloid content A23F 5/20; coffee extraction, making instant coffee A23F 5/24)
. .
{
Treating in vacuum or with inert or noble gases; Storing in gaseous atmosphere; Packaging
}
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A23F 5/12
. .
Agglomerating, flaking or tabletting (of coffee extract or instant coffee A23F 5/38)
A23F 5/125
. . .
{
Tablets or other similar solid forms
}
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. .
using additives, e.g. milk, sugar; Coating, e.g. for preserving (flavouring A23F 5/46)
A23F 5/145
. . .
{
Coating whole beans with a layer
}
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.
Removing unwanted substances (reducing or removing alkaloid content A23F 5/20)
A23F 5/163
. .
{
using enzymes or micro-organisms
}
A23F 5/166
. .
{
by extraction of the beans, ground or not, with selective solvents other than water or aqueous bean extracts, including supercritical gases
}
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A23F 5/18
. .
from coffee extract
{
(A23F 5/163 takes precedence)
}
A23F 5/185
. . .
{
using flocculating, precipitating, adsorbing or complex-forming agents, or ion-exchangers
}
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.
Reducing or removing alkaloid content; Preparations produced thereby; Extracts or infusions thereof
A23F 5/202
. .
{
by addition of alkaloid neutralising or complexing agents
}
A23F 5/204
. .
{
using enzymes or micro-organisms
}
A23F 5/206
. .
{
by extraction of the beans with selective solvents other than water or aqueous bean extracts, including supercritical gases
}
A23F 5/208
. .
{
by extraction of the beans with water,aqueous solutions without organic or inorganic solvents, or aqueous coffee extract
}
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. .
Reducing or removing alkaloid content from coffee extract
A23F 5/223
. . .
{
using flocculating, precipitating, adsorbing or complex-forming agents, or ion-exchangers
}
A23F 5/226
. . .
{
by extraction with selective solvents
}
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Extraction of coffee; Coffee extracts (with reduced alkaloid content A23F 5/20); Making instant coffee (methods of roasting extracted coffee A23F 5/06)
. .
{
Liquid, semi-liquid or non-dried semi-solid coffee extract preparations; Coffee gels; Liquid coffee in solid capsules (A23F 5/246 takes precedence)
}
A23F 5/246
. .
{
Addition of, or treatment with, enzymes or microorganisms (A23F 5/163 and A23F 5/204 take precedence)
}
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. .
Extraction of water-soluble constituents (
{
A23F 5/246 takes precedence
}
; isolation of coffee flavour or coffee oil A23F 5/48)
A23F 5/262
. . .
{
the extraction liquid flows through a stationary bed of solid substances, e.g. in percolation columns
}
A23F 5/265
. . .
{
the solid substances are transported through the apparatus during the extraction cycle
}
A23F 5/267
. . .
{
using additives, specific extraction media or specific coffee blends
}
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A23F 5/28
. .
Drying or concentrating coffee extract
{
(A23F 5/246 takes precedence)
}
A23F 5/285
. . .
{
by evaporation, e.g. drying in thin layers, foam drying (A23F 5/32 and A23F 5/34 take precedence)
}
. . .
by freezing out the water
. . .
by lyophilisation
. . .
by spraying into a gas stream
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. .
Further treatment of dried coffee extract; Preparations produced thereby, e.g. instant coffee (
{
A23F 5/246 takes precedence
}
; removing unwanted substances A23F 5/18; flavouring A23F 5/46)
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A23F 5/38
. . .
Agglomerating, flaking or tabletting
{
or granulating
}
A23F 5/385
. . . .
{
Tablets or other similar solid forms
}
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. . .
using organic additives, e.g. milk, sugar
. . . .
{
comprising ground coffee or ground coffee substitute particles
}
. . .
using inorganic additives
.
Coffee substitutes
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.
Coffee flavour; Coffee oil; Flavouring of coffee or coffee extract (synthetic coffee flavours A23L 1/234)
. .
{
Flavouring with flavours other than natural coffee flavour or coffee oil
}
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A23F 5/48
. .
Isolation
{
or recuperation
}
of coffee flavour or coffee oil
A23F 5/483
. . .
{
by solvent extraction of the beans, ground or not
}
. . .
{
by distillation from beans, ground or not, e.g. stripping; Recovering volatile gases, e.g. roaster or grinder gases
}
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A23F 5/50
. . .
from coffee extract
. . . .
{
by distillation, e.g. stripping the extract; Recovering volatile gases, e.g. during concentration
}
A23F 2200/00
Special features
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Last Modified: 10/10/2013