Top IPC subclasses
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1
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C07F
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1
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acyclic, carbocyclic, or heterocyclic compounds containing elements other than carbon, hydrogen, hal
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2
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C12N
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1
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Micro-organisms or enzymes; compositions thereof; propagating, preserving, or maintaining micro-organisms; mutation or genetic engineering; culture media
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3
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A01N
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1
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Preservation of bodies of humans or animals or plants or parts thereof; biocides, e.g. as disinfectants, as pesticides or as herbicides; pest repellants or attractants; plant growth regulators
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