Top IPC subclasses
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1
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C07C
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2
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Acyclic or carbocyclic compounds
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|
2
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A61K
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2
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Preparations for medical, dental, or toilet purposes
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3
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C12R
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2
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Indexing scheme associated with subclasses C12C-C12Q, relating to micro-organisms
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4
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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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5
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A23K
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1
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Feeding-stuffs specially adapted for animals; methods specially adapted for production thereof
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