Top IPC subclasses
1
|
C12G
|
31
|
Wine; other alcoholic beverages; preparation thereof
|
2
|
B01J
|
2
|
Chemical or physical processes, e.g. catalysis, colloid chemistry; their relevant apparatus
|
3
|
A23L
|
2
|
Foods, foodstuffs, or non-alcoholic beverages, not covered by subclasses A21D or A23B-A23J; their preparation or treatment, e.g. cooking, modification of nutritive qualities, physical treatment; preservation of foods or foodstuffs, in general
|
4
|
A01D
|
1
|
Harvesting; mowing
|
5
|
B09B
|
1
|
disposal of solid waste
|