|  | A |
SECTION A — HUMAN NECESSITIES

FOODSTUFFS; TOBACCO

|  | A21 |
BAKING; EDIBLE DOUGHS

|  | A21 |
Note(s) 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]

|  | A21B |
BAKERS' OVENS; MACHINES OR EQUIPMENT FOR BAKING (domestic baking equipment Fulltext... Hierarchy... Expanded...A47J 37/00; combustion apparatus Fulltext... Hierarchy... Expanded...F23; domestic stoves or ranges being wholly or partly ovens Fulltext... Hierarchy... Expanded...F24B, Fulltext... Hierarchy... Expanded...F24C)

|  | A21C |
MACHINES OR EQUIPMENT FOR MAKING OR PROCESSING DOUGHS; HANDLING BAKED ARTICLES MADE FROM DOUGH

|  | A21C |
Subclass index
WORKING DOUGH BEFORE BAKING |
Mixing, kneading, homogenising | 1/00, 7/00
Shaping | 3/00, 11/00
Dividing; handling | 5/00; 9/00, 11/00
APPARATUS PERMITTING DOUGH TO RISE | 13/00
HANDLING BAKED ARTICLES | 15/00

|  | A21D |
TREATMENT, e.g. PRESERVATION, OF FLOUR OR DOUGH, e.g. BY ADDITION OF MATERIALS; BAKING; BAKERY PRODUCTS; PRESERVATION THEREOF

|  | A21D |
Subclass index
PRODUCTS BEFORE BAKING; TREATMENT OR CONSERVATION THEREOF | 10/00; 2/00 - 8/00
BAKING OF DOUGH | 8/00
BAKERY PRODUCTS; PRESERVATION OR REFRESHING THEREOF | 13/00; 15/00, 17/00