Top IPC subclasses
1
|
C23F
|
5
|
non-mechanical removal of metallic material from surfacesinhibiting corrosion of metallic materialin
|
2
|
C07C
|
1
|
Acyclic or carbocyclic compounds
|
3
|
C08B
|
1
|
polysaccharidesderivatives thereof
|
4
|
C07F
|
1
|
acyclic, carbocyclic, or heterocyclic compounds containing elements other than carbon, hydrogen, hal
|
5
|
A23L
|
1
|
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
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