A
SECTION A — HUMAN NECESSITIES
  
FOODSTUFFS AND TOBACCO
 A23
FOODS OR FOODSTUFFS; THEIR TREATMENT NOT INCLUDED IN OTHER CLASSES
 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 A23L 3/00; preserving materials other than foodstuffs A61L; applying food preservatives in packages B65D 81/28)

 A23C
DAIRY PRODUCTS, e.g. MILK, BUTTER, CHEESE; MILK OR CHEESE SUBSTITUTES; MAKING THEREOF (obtaining proteins from milk A23J)
 A23C

Note(s)

This sub-class covers the chemical aspects of making dairy products. It also covers 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 sub-class, e.g. A01J for treatment of milk or cream for manufacture of butter or cheese. [3]


 A23D
BUTTER SUBSTITUTES; EDIBLE OILS OR FATS (obtaining, refining, preserving C11B, C11C; hydrogenation C11C 3/12)

 A23F
COFFEE; TEA; THEIR SUBSTITUTES; MANUFACTURE, PREPARATION, OR INFUSION THEREOF (coffee or tea pots A47G 19/14; tea infusers A47G 19/16; coffee or tea making apparatus A47J 31/00; coffee mills A47J 42/00)

 A23G
COCOA; CHOCOLATE; CONFECTIONERY; ICE-CREAM
 A23G

Note(s)

The term "ice-cream" includes any edible frozen or congealed semi-liquid or pasty substance, e.g. slush-ice. [2]


 A23J
PROTEINS; PHOSPHATIDES

 A23K
FODDER

 A23L
FOODS OR FOODSTUFFS NOT COVERED BY SUB-CLASSES A23B TO A23J; THEIR PREPARATION, e.g. COOKING; PRESERVATION OF FOODS OR FOODSTUFFS IN GENERAL

 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 A01F 29/00; disintegrating, e.g. shredding, B02C; severing, e.g. cutting, splitting, slicing, B26B, B26D)

 A23P
SHAPING OR WORKING OF FOODSTUFFS, NOT FULLY COVERED BY A SINGLE OTHER SUB-CLASS (shaping substances in a plastic state in general B29C)
 A23P

Note(s)

Other sub-classes of interest in connection with the shaping or working of foodstuffs include A01J, A21C, A22C, A47J, B02C, in addition to other sub-classes of A23.