|  | A |
SECTION A — HUMAN NECESSITIES

FOODSTUFFS; TOBACCO

|  | A23 |
FOODS OR FOODSTUFFS; THEIR TREATMENT, NOT COVERED BY OTHER CLASSES

|  | A23 |
1. Note(s) Attention is drawn to the following places:
   Fulltext... Hierarchy... Expanded...C08B | Polysaccharides, derivatives thereof |
   Fulltext... Hierarchy... Expanded...C11 | Animal or vegetable oils, fats, fatty substances or waxes |
   Fulltext... Hierarchy... Expanded...C12 | Biochemistry, beer, spirits, wine, vinegar |
   Fulltext... Hierarchy... Expanded...C13 | Sugar industry. [4] |
Processes using enzymes or micro-organisms in order to: liberate, separate or purify a pre-existing compound or composition, or to treat textiles or clean solid surfaces of materials are further classified in subclass Fulltext... Hierarchy... Expanded...C12S. [5]

|  | A23K |
FODDER

|  | A23K 1/00 |
Animal feeding-stuffs (detoxicating or removing bitter tastes from seeds, e.g. lupin seeds for fodder or food Fulltext... Hierarchy... Expanded...A23L 1/211)

|  | A23K 1/02 |
· | from molasses

|  | A23K 1/04 |
· | from blood (proteins from blood Fulltext... Hierarchy... Expanded...A23J 1/06)

|  | A23K 1/06 |
· | from distillers' or brewers' waste

|  | A23K 1/08 |
· | from waste products of dairy plant

|  | A23K 1/10 |
· | from meat, fish, or bones; from kitchen waste

|  | A23K 1/12 |
· | from hydrolysates of wood or straw

|  | A23K 1/14 |
· | from vegetable materials, e.g. potatoes or roots without ensilaging (preserving food Fulltext... Hierarchy... Expanded...A23B, Fulltext... Hierarchy... Expanded...A23L)

|  | A23K 1/16 |
· | supplemented with accessory food factors; Salt blocks

|  | A23K 1/165 |
· · | with steroids, hormones, or enzymes

|  | A23K 1/17 |
· · | with antibiotics

|  | A23K 1/175 |
· · | with inorganic substances; Salt blocks

|  | A23K 1/18 |
· | specially adapted for particular animals (milk substitutes Fulltext... Hierarchy... Expanded...A23C 11/00)

|  | A23K 1/20 |
· | Cakes or briquettes

|  | A23K 1/22 |
· | containing chemicals which are converted to proteins by cattle, e.g. ammonium salts, urea

|  | A23K 1/24 |
· | Poultry grit [2]

|  | A23K 3/00 |
Preservation of materials to produce animal feeding-stuffs

|  | A23K 3/02 |
· | of green fodder (processing and storing Fulltext... Hierarchy... Expanded...A01F 25/00; silos Fulltext... Hierarchy... Expanded...E04H)

|  | A23K 3/03 |
· · | using chemicals for ensilaging

|  | A23K 3/04 |
· | of potatoes; of roots