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Indent Level
Color Curly Brackets (indicating CPC extensions to IPC) References Date Revised
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CPC
COOPERATIVE PATENT CLASSIFICATION
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FODDER [2016‑05]
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Animal feeding-stuffs [2016‑05]
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obtained by microbiological or biochemical processes (using chemicals or micro-organisms for ensilaging of green fodder A23K 30/15) [2016‑05]
. .
by fermentation of natural products, e.g. of vegetable material, animal waste material or biomass [2016‑05]
. .
Pretreatment of feeding-stuffs with enzymes [2016‑05]
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Addition of micro-organisms or extracts thereof, e.g. single-cell proteins, to feeding-stuff compositions (A23K 10/12 takes precedence) [2016‑05]
. . .
of live micro-organisms [2016‑05]
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from material of animal origin (obtained by microbiological or biochemical processes A23K 10/10) [2016‑05]
. .
from fish [2016‑05]
. .
from blood [2016‑05]
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from waste material, e.g. feathers, bones or skin (A23K 10/24 takes precedence) [2016‑05]
. . .
from waste dairy products [2016‑05]
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from material of plant origin, e.g. roots, seeds or hay; from material of fungal origin, e.g. mushrooms (obtained by microbiological or biochemical processes, e.g. using yeasts or enzymes, A23K 10/10) [2016‑05]
. .
from hydrolysates of wood or straw [2016‑05]
. .
from molasses [2016‑05]
. .
from potatoes [2016‑05]
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from waste material (from hydrolysates of wood or straw A23K 10/32; from molasses A23K 10/33) [2016‑05]
. . .
from distillers’ or brewers’ waste [2016‑05]
.
Mineral licks, e.g. salt blocks [2016‑05]
WARNING

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Accessory food factors for animal feeding-stuffs [2016‑05]
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Organic substances [2016‑05]
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Aliphatic or alicyclic compounds [2016‑05]
NOTE

. .
Aromatic compounds [2016‑05]
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Heterocyclic compounds [2016‑05]
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. . .
containing oxygen or sulfur as hetero atom [2016‑05]
. . . .
Lactones [2016‑05]
. . .
containing only one nitrogen as hetero atom [2016‑05]
. . .
containing two hetero atoms, of which at least one is nitrogen [2016‑05]
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Amino acids; Derivatives thereof [2016‑05]
. . .
Polymeric derivatives, e.g. peptides or proteins [2016‑05]
. .
Nucleic acids; Hydrolysis products or derivatives thereof [2016‑05]
. .
Fatty acids; Fats; Products containing oils or fats [2016‑05]
. .
Sugars; Polysaccharides [2016‑05]
. .
Steroids [2016‑05]
WARNING

. .
Vitamins [2016‑05]
. .
Colouring agents, e.g. pigmenting or dyeing agents [2016‑05]
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Hormones [2016‑05]
WARNING

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Enzyme [2016‑05]
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Antibiotics [2016‑05]
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Inorganic substances, e.g. oligoelements [2016‑05]
WARNING

. .
Compounds of alkali metals [2016‑05]
NOTE

  • In groups A23K 20/22 - A23K 20/28, the last place priority rule is applied, i.e. at each hierarchical level, in the absence of an indication to the contrary, classification is made in the last appropriate place.
. .
Compounds of alkaline earth metals, e.g. magnesium [2016‑05]
. .
Compounds containing phosphorus [2016‑05]
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Silicates, e.g. perlites, zeolites or bentonites [2016‑05]
. .
{
Oligoelements
}
[2016‑05]
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Processes specially adapted for preservation of materials in order to produce animal feeding-stuffs [2016‑05]
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of green fodder [2016‑05]
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Dehydration [2016‑05]
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using chemicals or micro-organisms for ensilaging [2016‑05]
. . .
using micro-organisms or enzymes [2016‑05]
.
Dehydration (of green fodder A23K 30/12) [2016‑05]
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Shaping or working-up of animal feeding-stuffs [2016‑05]
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by agglomeration; by granulation, e.g. making powders [2016‑05]
.
by moulding, e.g. making cakes or briquettes [2016‑05]
WARNING

.
by extrusion [2016‑05]
WARNING

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by encapsulating; by coating [2016‑05]
. .
Making capsules specially adapted for ruminants [2016‑05]
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Feeding-stuffs specially adapted for particular animals [2016‑05]
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for ruminants [2016‑05]
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containing substances which are metabolically converted to proteins, e.g. ammonium salts or urea [2016‑05]
.
for horses [2016‑05]
.
for swines [2016‑05]
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for carnivorous animals, e.g. cats or dogs [2016‑05]
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Dry feed [2016‑05]
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Semi-moist feed [2016‑05]
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Moist feed [2016‑05]
.
for rodents [2016‑05]
.
for weanlings [2016‑05]
NOTE

  • When classifying in group A23K 50/60, classification is also made in groups A23K 50/10 - A23K 50/50 if the weanling is any of the animals covered by those groups.
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for birds [2016‑05]
. .
for poultry [2016‑05]
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for aquatic animals, e.g. fish, crustaceans or molluscs [2016‑05]
.
for insects, e.g. bees or silkworms [2016‑05]
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Last Modified: 10/10/2013