|  | 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]

|  | A23B |
PRESERVING, e.g. BY CANNING, MEAT, FISH, EGGS, FRUIT, VEGETABLES, EDIBLE SEEDS; CHEMICAL RIPENING OF FRUIT OR VEGETABLES; THE PRESERVED, RIPENED, OR CANNED PRODUCTS (preserving foodstuffs in general Fulltext... Hierarchy... Expanded...A23L 3/00; applying food preservatives in packages Fulltext... Hierarchy... Expanded...B65D 81/28)

|  | A23C |
DAIRY PRODUCTS, e.g. MILK, BUTTER, CHEESE; MILK OR CHEESE SUBSTITUTES; MAKING THEREOF (obtaining protein compositions for foodstuffs Fulltext... Hierarchy... Expanded...A23J 1/00; preparation of peptides, e.g. of proteins, in general Fulltext... Hierarchy... Expanded...C07K 1/00)

|  | A23C |
Note(s) This subclass covers: the chemical aspects of making dairy products; [3] the apparatus used for performing techniques provided for therein, e.g. for concentration, evaporation, drying, preservation, or sterilisation, unless such apparatus is specifically provided for in another subclass, e.g. Fulltext... Hierarchy... Expanded...A01J for treatment of milk or cream for manufacture of butter or cheese. [3]

|  | A23C |
Subclass index
DAIRY TECHNOLOGY | 1/00 - 7/00
MILK PREPARATIONS; MILK SUBSTITUTES; CREAM; BUTTER | 9/00; 11/00; 13/00; 15/00
CHEESE; CHEESE SUBSTITUTES | 19/00; 20/00
BUTTERMILK; WHEY; OTHER DAIRY PRODUCTS | 17/00; 21/00; 23/00

|  | A23D |
EDIBLE OILS OR FATS, e.g. MARGARINES, SHORTENINGS, COOKING OILS (animal feeding-stuffs Fulltext... Hierarchy... Expanded...A23K 1/00; foods or foodstuffs containing edible oils or fats Fulltext... Hierarchy... Expanded...A21D, Fulltext... Hierarchy... Expanded...A23C, Fulltext... Hierarchy... Expanded...A23G, Fulltext... Hierarchy... Expanded...A23L; obtaining, refining, preserving Fulltext... Hierarchy... Expanded...C11B, Fulltext... Hierarchy... Expanded...C11C; hydrogenation Fulltext... Hierarchy... Expanded...C11C 3/12)

|  | A23F |
COFFEE; TEA; THEIR SUBSTITUTES; MANUFACTURE, PREPARATION, OR INFUSION THEREOF (coffee or tea pots Fulltext... Hierarchy... Expanded...A47G 19/14; tea infusers Fulltext... Hierarchy... Expanded...A47G 19/16; apparatus for making beverages, e.g. coffee or tea, Fulltext... Hierarchy... Expanded...A47J 31/00; coffee mills Fulltext... Hierarchy... Expanded...A47J 42/00)

|  | A23G |
COCOA; COCOA PRODUCTS, e.g. CHOCOLATE; SUBSTITUTES FOR COCOA OR COCOA PRODUCTS; CONFECTIONERY; CHEWING GUM; ICE-CREAM; PREPARATION THEREOF [1,8]

|  | A23G |
Note(s) In this subclass, the following term is used with the meaning indicated: "ice-cream" includes any edible frozen or congealed semi-liquid or pasty substance, e.g. slush-ice. [2] In this subclass, subject matter which cannot be completely classified in a single one of the main groups should be classified in each relevant main group. [8]

|  | A23J |
PROTEIN COMPOSITIONS FOR FOODSTUFFS; WORKING-UP PROTEINS FOR FOODSTUFFS; PHOSPHATIDE COMPOSITIONS FOR FOODSTUFFS (fodder Fulltext... Hierarchy... Expanded...A23K; protein compositions or phosphatide compositions for pharmaceuticals Fulltext... Hierarchy... Expanded...A61K; phosphatides per se Fulltext... Hierarchy... Expanded...C07F 9/10; proteins per se Fulltext... Hierarchy... Expanded...C07K) [4]

|  | A23K |
FODDER

|  | A23L |
FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES Fulltext... Hierarchy... Expanded...A21D OR Fulltext... Hierarchy... Expanded...Fulltext... Hierarchy... Expanded...A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT (shaping or working, not fully covered by this subclass, Fulltext... Hierarchy... Expanded...A23P); PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL (preservation of flour or dough for baking Fulltext... Hierarchy... Expanded...A21D) [4,8]

|  | A23N |
MACHINES OR APPARATUS FOR TREATING HARVESTED FRUIT, VEGETABLES, OR FLOWER BULBS IN BULK, NOT OTHERWISE PROVIDED FOR; PEELING VEGETABLES OR FRUIT IN BULK; APPARATUS FOR PREPARING ANIMAL FEEDING-STUFFS (machines for cutting straw or fodder Fulltext... Hierarchy... Expanded...A01F 29/00; disintegrating, e.g. shredding, Fulltext... Hierarchy... Expanded...B02C; severing, e.g. cutting, splitting, slicing, Fulltext... Hierarchy... Expanded...B26B, Fulltext... Hierarchy... Expanded...B26D)

|  | A23N |
Subclass index
APPARATUS FOR DRAINING | 1/00
MACHINES FOR STONING OR REMOVING SEED CONTAINING SECTIONS | 3/00, 4/00
MACHINES FOR HULLING, HUSKING, CRACKING, OR PEELING | 5/00, 7/00
APPARATUS FOR PREPARING ANIMAL FEEDING-STUFFS | 17/00
MACHINES FOR OTHER TREATMENT | 11/00 - 15/00

|  | A23P |
SHAPING OR WORKING OF FOODSTUFFS, NOT FULLY COVERED BY A SINGLE OTHER SUBCLASS (shaping substances in a plastic state in general Fulltext... Hierarchy... Expanded...B29C)

|  | A23P |
Note(s) Attention is drawn to subclasses Fulltext... Hierarchy... Expanded...A01J, Fulltext... Hierarchy... Expanded...A21C, Fulltext... Hierarchy... Expanded...A22C, Fulltext... Hierarchy... Expanded...A47J, Fulltext... Hierarchy... Expanded...B02C, in addition to other subclasses of Fulltext... Hierarchy... Expanded...A23, in connection with the shaping or working of foodstuffs.