Top IPC subclasses
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1
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C12N
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9
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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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C12R
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7
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Indexing scheme associated with subclasses C12C-C12Q, relating to micro-organisms
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3
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C05F
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6
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organic fertilisers not covered by subclasses , , e.g. fertilisers from waste or refuse
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4
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A01N
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4
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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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5
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A01C
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2
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Planting; sowing; fertilising
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6
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A01P
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2
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Biocidal, pest repellant, pest attractant or plant growth regulatory activity of chemical compounds or preparations
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7
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C05D
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1
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inorganic fertilisers not covered by subclasses , fertilisers producing carbon dioxide
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