Top IPC subclasses
1
|
A23K
|
24
|
Feeding-stuffs specially adapted for animals; methods specially adapted for production thereof
|
2
|
A23L
|
12
|
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
|
3
|
C07H
|
6
|
Sugars; derivatives thereof; nucleosides; nucleotides; nucleic acids
|
4
|
C07C
|
4
|
Acyclic or carbocyclic compounds
|
5
|
C01G
|
2
|
Compounds containing metals not covered by subclasses C01D or C01F
|