Top IPC subclasses
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1
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C12N
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2
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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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2
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C01G
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1
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Compounds containing metals not covered by subclasses C01D or C01F
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3
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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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4
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C12Q
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1
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measuring or testing processes involving enzymes or micro-organismscompositions or test papers there
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